SCIENTIFIC ABSTRACT V.I. CHIZHIK - D.M. CHIZHIKOV
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Collection:
Document Number (FOIA) /ESDN (CREST):
CIA-RDP86-00513R000308920001-8
Release Decision:
RIF
Original Classification:
S
Document Page Count:
100
Document Creation Date:
November 2, 2016
Document Release Date:
June 12, 2000
Sequence Number:
1
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Publication Date:
December 31, 1967
Content Type:
SCIENTIFIC ABSTRACT
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Body:
1. CH=HIK,, P.
2. ussR (6o0)
4. Baking
7,- Alteration in design of electric grills for baking wafers,
Khol. tekh, 29 no. 3,, 1952
9. Monthly List of Russian Accessions, Library of Congress,
January .1953. Unclassified.
too 401/ / /*
AUTHOR: Chizhik, V. I.
TITLE: Spin-echo device
3080
S/054/61/000/004/004/009
B108/B138
PERIODICAL: Leningrad. Universitet. Vestnik. Seriya fiziki i
khimii,
no. 4, 1961, 64 - 6s
TEXT: Spin-echo observation is one method of studying nuclear
magnetic
resonance. It permits measurement of longitudinal and
transverse
relaxation times, T., and T2' the study of diffusion in
liquids and also the
achievement of a high resolution, etc. In this paper the
author describes
a device for spin-echo observation the idea for part of which
he adopted
from other publications (Refs. 11, 12, see below). A block
diagram is
shown in Fig. 1 featuring the two timing-pulse generators,
No. 1 and No. 2~
as well as the transmitter unit No. 3. The electronics of No.
1 and No. 2
are shown in Fig. 2a and b, respectively. No. 1 is used to
measure T 29
and No. 2 to measure T 1, This device was used for
measurements with
Card 1/5
)86
L
S/054/61 000 004/004/009
Spin-echo device B100138
hydrogen nuclei in a magnetic field of 3750 gauss (v ,15~75
McPs). The
0
signal-to-noise ratio was,150 - NO. For waterv T 2 ' 2.2 see, for
PO(OCH 3)3T2 = 1.3 sec. These values are consistent with those
obtained
by other methods. The author thi,nks Assistant A. A. Horozov for
super-
vision, and Docent F. I. Skripov for discussion. Men-Lion is made
of ff. M
Pomerantsev (UFN, a, vyp. 1, 87, 1958) and of V. I. Yermakov and
V. M.
Platonov (PTE, 3, 110, 1961). There are 3 figures and 13
references:
2 Soviet and 11 non-Soviet. The three most recent references to
English-
language publications read as followss S. Meiboom, D. Gill. Rev.
Sci.
Instr., Z2, 688, 1958; Ref- 11: 13, M. Banerjee et al. Indian J.
Phys.f ~1?
211, 1957; Ref. 12: J. C. Buchta et al. Rev, Sci. Instr., 29, 55,
1958-
Le end to Fig. 1: (1) 900--pulse; (2) master oscillator; (3) chop
er;
M 1800-pulse multivibrator; (5) generator; (6) first mixer; M
second
mixer; (a) 1800-pulse; (9) mixeri (10) phase shifter; (11)
generator;
(12) amplifier; (13) power amplifier; (14) junction head; (15)
receiver;
(16)31-10-1 (ENO-1) oscilloscope.
Card 2/5
Spin-echo device
S/054/61/000/004/004/009
B108/B138
MrPXura cm0cumem
3
Card 3/5
Fig. 1,
LX
. S/0543""'1"'000/004/004/009
~6"/
Spin-echo device .Bloa/B138
a
VK
Card 4/5
1
Spin-echo device
,. 4'.
"0F16"
S/054/61/000/004/004/009
B108/B138
I
. VI fP_ 1)
I VA-11
dard 5/5
CHZHIK,V.~
Setup for spin-echo observations. Vest LGU 16
no.22:64-68 161.
(I-IJRA 14:11)
(Nuclear magnetic resonance and relaxation)
f,
YU.S... CH-Inn" V.I.
Condit,01's fo" measuring the transverse r)u,:jt-.
Lt, a g-r, e 4,,, -, 1, ~~ i a-"OAI -
tion tire- Irest- LGU 19 no,,22979-82 164 "',"I'n.,
7-3:1)
7%
ACC We Ap6028189 SOURCE CODE: UR/0032/66/032/006/0683/66ii-
AUTHOR i Chizhiks V. 1.1 RY11kov, V. V.
ORG: Scientific Research Fhysics Institute, Leningrad State
University (Nauchno-
issledovatel'skiy fisichookiy institut Loningradakogo
gosudaretvennogo universiteta.)
TITLEi Method for determining reBolut'j-.on in nuclear resonance
spectra
SOURCE: Zsvodskaya laboratoriya, ve 32, noo 6, 1966, 6a3-686
TOPIC TAGSs spectrum analysis. nuclear resonance, nuclear spin
ABSTRACT: The article describes a method for detormining the
displacement frequency
between two lines of the nuclear magnetic resonance spectrum. 7he
method is based on
separation of the frequencies of the beats from a54nals of the
spin echoo One of the
most important characteristics of nuclear resonance spectra is.the
position of the
spectral lines corresponding to nuclei belonging to different
molecules or chemical
groups. In some cases, the position of the lines depends on -the
concentration of the
component under study. By studying the speatra of the magnetic
resonance it is
possible to determine the relative concontration of the component
and, consequently,
to control industrial processes by this method, Ike article irives
a-very detailed
electric diagram of the circuit used for measurement of the
f;!equency of the beats In
the bending of the signal of the spin echo* 1he method is stated
to have the followi,
Card I /Z UDC: 539.121.64
ACC NRt AF6028189
limitationsi 1) it is difficult or impossible to obtain
information for spectra
consisting of more than two linest 2) the pulse method for
observation of nuclear
resonance is somewhat inferior in.sonsitivity to the stationu7
method; this reduces
the accuraoy of the waswenumts in the case of weak spectral lines*
Orige art*-baai
3 figures and Itables
SUB CW3s 20/ SM DAM rmw/ QW RJWs 002/ M RM 00~
L
200-66 Evrr(1)�iT(m)/1 V )/EPF(n E 11P k
21 004608 )-9/hy'a ("' 0 1 6~ Q~' Wdlo 0 MYN9
ACC NM ~)' V~'S/WG' ~Wll C 0 0 "U'AC)dO 0
A17HOR: Chizhik, V. I.; Khripun, H. K'
_j
ORG: none
TITIX: Nuclear magnetic relaxation ki diamagnetic electrolyte
solutionsl
SOURCE: h eningrad. Universitet. Yadernyy magnitnyy rezonans
(Nuclear magnetic reso-
Inance). no. 1, 1965, 96-99
,TOPIC TAGS: spin lattice relaxation, electrolyte, diamagnetism,
nuclear magnetic
:resonance
?4 ~ 141
ABSTRACTf The authors study the effccrt of dissolved electrolytes
on the intensity
!of spin-lattice relaxation jj,,i water. The relaxation time
was.measured by the pulse
method using a sequence of 1DO-90-1800 rf pulses. The measurement
error was 2%.
;Specimens with solutions Of HC104, H1103, HC1, as well as with
solutions of calcium
and cadmium salts in these acids weni sealed in small vials.
Curves are given
,showing the spin-lattice relaxation time for water protons as a
function of electro-
Tlyte concentration for the various acids and salts studied.
Experiments on hydra-
.Card 1/2
EWT(I)/I_-"Tc(M)4 IJP(C) WW/Gs
L 21201-66
Act; fix: KI,bUU4blI
SOURCE CODE: tYR/OCIOO/65/000/000/0123/0131
~AUTHOR.* ChizhikI V. I.
ORG: none
TITIX: Using the spin echo method-for measuriT%g times of
spin-lattice Tj and
spin-spin T2 relaxation
SOURCE: Leningrad. hLLyg=.j&et
Yalernyy magiAtnyy rezonans (Nuclear magnetic reso
nance). no. 1, 1965, 123-13:1
j
TOPIC TAGS: NMR spectrosccpy, spin relaxation, spin lattice
relaxatioll
'ABSTRACT. The spin echo method is one of the bast ways forrmeasuring
spin-spin �nd'
spin-lattice relaxationAMThe authov-describes a spin echo imetrometer
which may
be used for studying liquids containing; hydrogen, fluorine and
phosphorus nuclei
and also discusses several specific problems inlrolved in the design
of this type
:of equipment. A block diagram of the spectrometer is given and the
individual sec-
tions (noncoherent rf pulse oscillator, pickup, receiver and
programing device)
are described. The instrument may be used for measuring the
relaxation times of HI
'Card. 1/2
_L 21827-66
ACC NR: AT6004614 SOURCE CODE: UR/0000/65/0001000/0144/0163
AUTHOR: Borodin, P. M.; Sventitsidy, Ye. .; Chi
ORG: irkone
TI'ME: Investigation of torDidal,units for measuring the flow
velocity and dis-
charge rate of a liquid on the bwiis of free precession of nuclei
in the magnetic
field of the earth
SOURCE: Leningrad. Universitet. Yadernyy magnitnyy remonans
(Nuclear magnetic reso-
nance). no. 1, 1965, 144-163
TAGS: flow measurement, f16w meter, nuclear magnetic resonancep
earth
magnetic field
ABSTRACT: The authors consider the design of toroidal units for
using free preces-*
of nuclei in the magnetic field of the earth to measure the
discharge rate of
a liquid. Optimum dimensions are found for such a gauge with given
rate of flow vp
band relaxation times Tj and T2. 7he Packard-Varian method (M.
Packard, Ro Varian,
Aye. rev. , 93, 941, 19S4) may be used for.measuring the flow
velocity and dis-
.charge rate of a liquid using free precession of nucleJ' in the
magnetic field of
:the earth in the simplest case. 7his method gives dis(wete
readings in time inter-
tard 1/ 3
L 21827-66
-ACC NR: AT6004614
Ivals of 1-4 seconds. When continuous measurement is necessary, two
of these mea-
:surement systems may be.used with opposed connection of the
operating cycles (I'mag-
Inetization-observation") or any nuclear resonance generator of the
Skripov type (r.
I. Skripov, DAN SSSR, 121, No 69 998, 1958). The methcki described
in this paper
may be used for measuring the flow velocity of liquids ithich
contain hydrogen, fluo-
Irine, and various other elements-which give a strong nuolear
magnetic resonance sig-
:nal. This noncontact resonance measuring method is advantageous for
measuring the
;'discharge rate of aggressive liquids. The primary measuring
element is a simple
:device which has low hydraulic resistance and the secondary
instrument may be sepa-
'rated from the pickup unit by distances of-more than 101) meters.
Since the magnetic
.field of the earth is highly uniform, nuclear precession may be
observed in large
volumes, j.. e. measurements of lar%e liquid discharges are possible
at low flow ve-
through the pickup. The authors use units witla a cross section of
up to 36
CM2. The proposed method may be unned for measuring the discharge of
a liquid flow-
jng in any direction through the pickup. When the flow is reversed,
the sign of the
~;reading on the instrument is chi6gtid. Flow velocities down to
approximately 1 cm/
Isee may he measured with no theoratical upper limit. The
measurement error in the
experiments conducted in this paper was '(1.5-2) degrees. A change
in the pbysical,:
band chemical prloperties of the'liquid (temperaturu, viscosity,
transparency, elec-
Card.,
L 21827-66
ACC NR: AT6004614
trical conductivity, chemical composition, aggressiveness, etc.)
has no effect on
Measurement results. Natural changes in the magnetic' field of
the earth and insta-
bility in the power supplies for the electric circuits bave
practically no effect
on the results of measurements. The authors are sincerely
grateful to Senior Engi-
neer A. V. Mellnikov for helping with the measurements and
discussing various prob-
lems in the experimental work. Orig. art. has: 12 figures, 1
table, 9 formulas.
ASLIB CODE: 20/ SUBM DATE: 03Nov65/ ORIG RM ont OrH REF: 001
Card 3/3
MM
ACCESSION NR: AT 4014050 S/3073/63/000/000/0204/0224
AUTHOR: Kudryxvtsev, I. V.; Chizhik, V. N.
TITLE: Increasing the fatigue strength of threaded machine
parts
SOURCE: Prochnost' metallov pri peremenny*kh nagruzkakl;
materialy* tretlyego sove-
schaniya po ustalosti metallov, 1962 g. Moscow, Izd-vo AN
SSSR, 1963, 204-224
TOPIC TAGS: fatigue strength, metal fatigue, metal thread,
cold rolling, metal stress,
metal strength, out thread, thread rolling, stress concentrator
ABSTRACT: Stress concentrations caused by threading
considerably decrease the fatigue
strength of cyclically loaded machine parts. The common method
of cutting thread leadd
to an interruption of grain flow in rolled and forged
materials, which adversely affects the
strength of details at the location of the thread. The
formation of threads by cold-rolling
considerably reduces the unfavorable effect of stress
concentrations which result in plastic
deformation of a metal surface layer In which residual
compressive stresses are produced.
The original grain flow is not cut but Is deformed to follow
the profile of the thread. The
technological process of thread-rolling insures higher
production and is widely applied in
mass production of small screws, bolts, and other parts
externally threaded.
Card 1/6
ACCESSION NR- AT 4014050
However, thread-rolling Is practicable. only on details of
relatively small diameter, up
to 40-50 mm, because higher pressure is required on the rollers
with details of larger
diameters. Rolling devices are RISO MDre complex. Experimental
investigations have
been performed and described in the past, showing that special
finishing operations can
be applied at the bottom of larger out threads to increase the
fatigue strength of details.
New investigations made in this field by TsNTITINITASh are
described by the authors.* New
methods have been applied to produce plastic deformation of
metal surface, such as the
u]se of vibrating rollers for surface-rolling with the
simultaneous application of a vibrational
impact load to produce a peening effect to a great depth (see
Figs. 1 and 2 of the Enclosure).
These new devices are universal and cEm be applied to details of
any size as attachments on
the lathe. Fatigue tests have been conducted by pulsating
tension and by bending small and,
large specimens having threads of the buttress, metric, and
trapezoidal type. These tests'
have shown that strengthening of the thread bottom by plastic
cleiormation increases the
carrying capacity of threaded 'details 1- 1/2 - 2 times and
more. This effect has been ob-
served on both small and large details (shafts up to 215 mm in
diameter*, on different
types of steel, and with different types of cyclic loading. The
influence of non-uniform
distribution of loading along the threaded portion of bolts
under a nut on the fatigue strength'
I
I
Card 2/6
P77- r-
ACCESSION
by pulsi"n,, ~,,as oc
lrinient-,Ily In contrast to bolts without surface
treatment, I;uch bolLs V, I ", 0,; ~~eer, sUr1z,Ce--.-c-!1'1~JA
-xit~a vibratin,- roller at bottom of
thread have, z~ot sh")Nm non-uniiorm distribution of loading
alon- the 'o,:)It in the coraac~ Zo., ~Ui 'L:.,a T'.,,.i~! methods
ol' strengthening treatment of
thread3d def.-nils by vibratn'-- rollers have bi~en c-~~b!:.,Aied
for practioal purposes and
corresp:)-c~ in", recomraenCi-~-,tions have been issuf i.-duztrial
plants where the
recommecidations have bce- applied to adva:-..~age. Orig-. art.
has: 15 figures and 6 tables..
ASSOCLA'71,03N: none
STJBTV=T11'D: 00 DATE.hCQ: 2OFeb64 ENCL.
SUB CODE: KNI NR T"'F SOV: 014 OTHM- 002
Cord 3/6
~.ACCESSION NP, AT4014050
- ao-
-7
Card 4/6
ENCLOSURE: 01
Tt
1 Impact producing device UP-0.26
vibrating roller
a. Schematic illustration
I -conneotion of device to support
of lathe
-rol'ing
.2 -roHer for surface
2 3 -fulcrum pin of lover.
4 -spriN,,
5 -ram
6 -cam
ACCESSION NIL- AT4014050
%.1 %W,
ENCLOSURE: 02
1 -Impact producing device UP-0. 25
rig
with vibrating roller
b. GeneW View.
ACCESKON NR.- AT 4014050 ZNCIAX
= 08
0000
r
0
i'
o
v
-Jill
A
-4
b. Zones with different hardne
-sad bottom
200, kg/mm2
Ar
2
2 ~
B 1- 1
:I
~
0 t6 26 !j
/
-
j
m
I
9
,
3 - RB ISO
to.166 k
ghilm
21
4 US 170'to ISO kg/ I ICB z
'32
:36
t
k
/
z
mm
0
0
o
_g
iff
1 0,
5 - HB 160 to 7" igm=2 2 HB- 0286 kj/*m~
a. are of
Mcrostruct
Basic metal sted 35; 1. 5 inm Basic m6tal -'siecl 18
ICbWA-
thread bottom (x100)
reduotion on diim~eier 1 mm reduction on
di=4"
-jFig. 2. Microstructure and hardness of specimens with
buttress thread 1JP78x12 after
surLce-rolling o
f t1uread boUom with
vIbrating roUor
Card 6/6
'
2~611,~0~00~1000/OXZ
30
D263
AUTHORS: K:udryavt8eV,'I*.V, li~ctor of. tehideal ~616ncef,
Professor and.qhjXhiIr.,_ 1~.N.., Engineer
4nelioration'i~f 'thef 'at. e risi
Igu e Stance of'thrdaded
components.,
?EMODICIIL: Vestnik mas.hino-stroyeni'Va "no.' 1,,#,. -W3.1.
TIBXT This- work I which is'_regidtertd -with the.*mitet.po
delarn izobreteniy i otkryt.Ly.pri SO'Vite rdnistr6v,
SS8,R-,(G6WAfttee
on Inventions and Discoveries of the the'
USSR) presents the results- of the 'e'kp6riment's .on~.& nev method
~-of
incrcasing the fatigue resistance of .~ thr~6aftd: cotq~one nta
by'cold
working. The device, design6d.by I,V, Midrya~tsev' and Lopiatin-
sl:iy, basically consists of burnishing rollers which are, pressed
into
the working surface by a constant loadf And:subjec-ted to
:additional-
i.)ulsating loads. The results of the, e"3'q)eriiqent9 an fatigue
'resis-
tance under alternating extension and Ixtndifig *.of unplas having
dia-
meters of 30 - 210 mn, with various. typn'fs of. threads, show that
Card 1/2
KUDRYAVTSEVj 1. V.; CHIMIK, V. N. (Moi-xow)
"Fatigue studies of mg ine thread loints."
U
report submitted for 2nd Conf, Dimensioning and Strength
CaLlculations, Budapest,
5-10 Oct i965-
CHIZHIXOVO A., inzb.
Zfect of dring oond~oouv an the cracicing tendencies
and strength
of com Muko-elev. prom, 26 no,9:15-16 8 160. (MIRA
13:9)
1. VessoyusWy lustitut ""uizatsil mallakogo
khozyaystva.
.(Warn (ftlma) - Amins)
-- ------------
I- I J "T I A, 1~2 ke Ila tola~__~Z `XIW7~
L6986." EPF(a)/VT(m)/IUP(i)/Wtb)/'t/EWA(d)/JMP(11)/iup-(t) 1~JW1JD1WB
ACC NR: AP5022407 SOURCE COD15: UR/0369/65/000/004/0487/0493
JAUTHOR-. Kudryavtsev, I. V.;.Chizhik, V. K.,
J7 7
IORG: TsNIITMASh, Moscow
f rea d ' I t i sea water
~TITLE: Investigation of endurancevo th de Jo n s n
ISOURCE: Fiziko-khimicheskaya mekhanika~materialov, no. 4, 1965,
487-493
JTOPIC TAGS: g2=sior. endurance test, sea water corrosion, cold
workigg
Effect of n and plastic deformation on corrosion resistance in
jABSTRACT zinc plat
isea water 0% NaCl solution) of the threaded joints of 40Kh-,
40KhNMA-, 18KhNVA-,
iand NN-3B steels was studied. The corrosion resistance of threaded
joints WO x
'3.5) subjected to alteimating symmetric-cycle bending is given in
fig. 1. The de-
l
1pendence of the endurance linits of steel threaded joints WO x 3.5)
upon the de-
4ree of cold working (expressed as reduction in inner diameter of
nut's hole in mm,
i
iAd, or percentq Ad/d) is giv#~n in fig. 2. The endurance limits of
joints (bolt
I
!nut) of all four types of steel In sea water under alternating
symmetric-cycle
~bending (10 x 106 cycles) varied within 12-14 kg/mm2. The cold
working of the
49
40
32
2
24
LO.-
20 ~20
12
1 2 4 no 41424z9 1 2 4 7V 0,13244 1 2 4 7V 414244 1 2 4 710
h-umbe-r-' or cVCles Y&fAV-*W_*sO IjxI$
1-f
Fig. 1. a i~LOWSteej; b - 40KhKMA steel; c -m l8KhNVA steel;
d - NN-3B steel; I - thread cut with a knife; 2 - a,zinc p 3-ted
thread; 3 a worked thread; 4 a cold worked and'zinc plated
thread.
4
47-.AP,M q u -go. go.--Adaw
~ig. 2. 1 - standaj~d 45 steel;
2 - the heat-treated 45 steel.
I ~
ACC NR: AP5022407
Ithreaded holes resulted always in a 67-130% increase in the
endurance limits of
i
ijoints in sea water. It was particularly effective in the case of
18KhNVA steel.
The zinc plating increased the endurance limits of the 40Kh, 40KhNMA
and l8KhNVA
:steels but proved ineffective in the case of NN-3B Uainless at--'
In general, the
;cold working gave greater Improvements than the z plating. A c
-bination treat-
:ment, cold uorking of the nut holes and zinc plating of the bolts
proved most effec-
iitive; with all four types of steels, the endurance limits of the
joints increased by
107-250% anti both the salt concentration and the nature of
corrosive medium did not
!.have any effect on the wear resistance of the joint. Zinc plating
of bolts made of
!NN-3B steel did not improve corrosion resistance. The zinc plating
of the cold
(worked nuts having either cutting threads or ordinary threads did
not have any effect
I
!on the endurance limits. Tests on l8KhNVA steel subjected to
oscillating axial
tstretching confirmed high effectiveness of the cold surface working
on the steel
.1
Joint strength. Orig. art. has: 7 figures, 2 tables.
SUB CODE: MM/ SUBM DATE: IlJan65/ ORIG REF: 001/ OTH REF: 000
CHIMIKOVO A.
..
Estimating the duration of the drying of seed corn.
Mu3c.-Olev. prom*
29 np.llt26-27. N 163. (MM 17:2)
1. Vsesovuznyy inatitut makhanizatsii sellskogo
khozyaystva.
. ORMIXOT, A.D., vet*riftrrq7 vrach,
w.&M".W"w --- NaftUMUMV4
Aluminum for quick dissolving of caustic soda.
Taterinarlia 34 no-4:
82 Ap 15? (VIA 10:4)
(Iluminum) (SoAtus Hydroxide)
!OITIKOV, A.B., vateriftrayy vrach.
EDff&rov$iB improved disinfection apparatus.
Yeterinariia 34 no.4:
82 AP '57. (NLRA 10:4)
1. Hashrayonnaya vatbaklaboratorlya, at. Manturovo,
Kostromakoy
oblasti.
(Disinfection and disinfectants)
CHIZHIKOV,, A.G.; GORBOOV, V.M.
The SZS-6 grain dryer operated with liquid fuel.
Biul.tekh.-ekon.
inform. no.10:70-72 161. (MMA 14:10)
(Grain-Drying)
CON I r G.S.;
Aerating and stirring grain during drying. Mekh. i
elek. sots,
sellkhoz. 19 no.6;.58-(b 161. (MIRA 14:12)
(Grain-Drying)
OKUNI, G.S.; CHIZHIKOV9 A,G.
Units for grain dryirig. Biul.tokh.-skon.inform.
no.2t92-96
162.1 (KRA 15:3)
(Gnin-Drying)
0m) I, G.S.; PTITSYV, S.D.; CHIZHIKOV A G.-
ULIRIKH, N.N., kand.
11
. it~
sellkhoz. nauk, red.; 5 1 ... red.; PEV24M, V.I.,
tekhn. red.; KOFNINA., H.N.p tekhn. red.
[Devices for drying gra:Ln abroad; a survey of the
foreign
literature] Ustanovka dlia sushki zerna. za
rubezhom; obzor
zarubezhnoi literatury. Moskva, Sellkhozizdat.,
1963. 254 p.
(MIRA 17:1)
CHIMIKOV., A.G., inzh.
Calculations for the equipment of cleaning and
drying plants
and stations. Mekh. i elek. sots. ve2lkhoz. 21
no.1:0-4?
163- (MM 16:7)
1. V.Besoyuznyy nauchno-inBledovatel'Bkiy inatitut
melchani ataii
sel'skogo khosMstva.
(Grain--C:Leaning) (Grain-Drying)
CHIZRIKOV., A.G.
.7---
Using liquid fuel as tbermal source for grain dryert.
Sbor. rab.
GOSNITI no.16tlt~-19 (1611. (KMA 16:12)
'AUTHORSI Chishikov, A. I.; amd Boyarshinov., V. K.
TITLE: Experiment in the Use of Tritium in the Study of the
Behavior of
Hydrogen in Metals (Opyt primeneniya tritiya d1ya izueheniya
povedeniya vodoroda v metallsk1t)
PERIODICAL% Zavodeksya laboratoriya, 1957., Val. 23, Ro. 1, pp.
11-14 (U.S.S.R.)
AELqUACT: Gaseous hydrogen,, market by tritium, is obtained
through the deco*.
position of water vapor passed through incandescent zinc. A
saturation
meter is used to record the B-radiation of the tritium. Water,
nitrogen and C02 are restoved from the zinc before the
orperation of
decomposition. This is done through it vacuum created by
freezing
water with lWd nitroj:en. The experiments involved three
devices:
one to obtain the hydrogen with triti'Lm, one to dotect the
radiation
of the latter and a device for saturating metal with hydrogen.
The
principle metal used was an alloy of aluminum with 10.4% Mg.9
1.6% Si
and 0.16% Fe. The metal was degassed at about 6250C and
saturated
at about 5700C. Other alloys were e'xperimented with and graphs
vere
made abowing the results. The temperatures and pressures
involved
in saturating the variouti metals are zu)ted and the difference
in
Card X-A
Experiment in the Use of Tritium in the Study of the
Behavior of Hydrogen in Hetals
behavior of hydrogen awl tritim is ilescribed, the latter
ivvolving
the application of mudh more energy. There are 6 references,
of
which 5 are Slavic.
ASSOCIATION
PMENTED BY:
SUBMTTZD:
AMIABLE:
Card 2/2
C7.`I-,T1Y0V, A. I., ITTO-E-SEIA7, L. I., and ''M-73.,
(-. D.
"An Investigation of th.e Tberml dor), of the Rucleator
Used in the
Fcuring of Steel on a Continuous Conveyor"
report presented at the 7th Conference on tbe
Interaction of' t~e casting VC111d
and t1he Casting, sponsored b~l the Inst. of
'Yecl~srical Sol.
25-2-6 JBruar~v 1961.
CHIZHIKOV. A. S.
Chizhikov, A. S.
"The Functional State of the Kidneys in Ht*i-tmic
Disease." Minsk State
Medical Inst. ~jinsk, 1955. (Dissertation for the
Degree of Candidate in
Medical Science)
So; Knizhnaya letopist., No. 27., 2 July 1955
CRIERIKOV, A.S., kand.med.nauk
Kidney function in rheil-tic fever patients. Zdrav.
l3elor. 5 no.g-.
46-W S '59. (MIRA 12:12)
1. Irafedra fakulltetskoy terapil
yatelO nauki, akademik AN BSSR,
tainskogo lustituta.
(RHEUMIC PATU)
(zaveduyushchiy - saslusheurqy do-
prof. B.I. Trui3evich) Miuskogo medi-
(IIDWS)
CRIMEMOV. A.S., kaud,med.nauk
Diagnostic and prognostic signifloance of the
determination
of argentopbyllle substances In the urine of
hypertensive
patients. Zdrar.Belor. 6 no.2:40-42 F 160. (XIBA 13:6)
1. Kafedra fakalltetskoy terapll (saveduyusheMy -
professor
3.1. TraAevich) MinstMo seditainskogo instituta,
(111FAEMOSION) (TMlU--A=TSIS M PATHOLMY)
%,,CHIZHIKMV
Second fraction of bilirubin (direct bilirubin) in
patients wlth
bypertenuicue. 7-1mv.--bale 7za*--2*2042 -F. 161* (KMA
14:2)
lo lafedra fakulltetakoy terapii (sav. -- z4oluzhennyy
dayatell
naukip akademik-AR BSSR- prof, Bl. Trusevich) Minskogo
wditsiukogo
imututa,
(BILIRUBIN) (HYPERTENSION)
CHIZHIKOV., A.S., kand.med.nauk
Stomach function in patients with hypertension.
Zdrav.Bel. 7
no.lltl2-15 N 161. (MMA 15 all)
1. Kafedra fakulltetskoy terapii (zav. - zaaluzhenW
aeyatell
nauki, akademik AN WSR, prof, B.I.Trusevich
[deceased))
Minskogo meditsinskogo inatituta.
(HYPERTENSION) tgOMACH)
S/598/60/000/004/020/020
D217/D302
AUTHORS: Zviadadze, G.N.9 Karyazina, I.N. and Chizhikov I,
TITLE, On studying the cyclic electrolysis of titanium
tetrachloride
SOURCE: Akademiya nauk SSSR. Institut metallurgiio Titan
i yego
splavyo No. 49 Moscow, 1960. Metallurgiya titana, 184-190
TEXT: Electrolytes containing lower-valency titanium
chloride were
prepared in graphite vessels, in which mixtures of
titanium chloride
and powder were placed. After melting the chlorides and
subsequently
blowing argon through the melt, a vapor-gas mixture of
argon and titani-
um tetrachloride was supplied to the bottom of the
graphite vessel. In
a number of experiments, TiCl 4 without argon was
supplied to the melto
In this case, TiCI 4 was delivered through a burette,
whose end was joined
to a graphite tube which was immersed in the melto In
these experiments,
the surface of the melt was protected with argon. On
finishing the ex-
perimentag the melt was allowed to freeze under an argon
atmosphere and
Card 1/4
5/598/60/000/004/020/020
On studying the cyclic ... D217/D302
was submitted to chemical.analysis. Di- and trivalent titanium
were
analyzed as follows: After grinding and mixing the electrolyte,
two
portions were withdrawn and weighed. The first was dissolved in
a 20%
solution of iron-ammonium alum, and the second was dissolved in
10 N HCl
(or in 5% HC1 with subsequent acidification with 10 N HCI). To
the first
solution, R SO (1:3) was added until the color of the solution
changed
Jo 4
from brown green, after which this solution was titrated with
0.1 N
K2CrO4 solution in the presence of phenyl antropinic acid. The
second
solution, after addition of H 2SO4 (1:3) was also titrated with
0.1 N
K2CrO4 solution in the presence of the same indicator. If V I is
the
volumeg in ml, of K 2CrO4 solution, used up in the titration of
the first
solution (calculated per gram of the weighed portion) and V 2 is
the
volume, in ml, of K2CrO4 solution used tip in the titration of
the second
solution (also as calculated per I g of the weighed portion),
then the
following equation can be set up.,; 0.0024x + 0.0048(V _x) =
0.0048V 21
Card 2/ 4
E 598/60/000/004/020/020
On studying the cyclic D917/0302
where x is the volume of K 2CrO4 solution (in ml) used up in the
titra-
tion of the divalent titanium only. For investigating the
electrolysis
of melts produced by chlorination of titanium by its
tetrachloride, a
two-stage scheme was adopted, i.e. titanium was at first
chlorinated
and then electrolytically deposited from the melts produced in
the
same vessel. Graphite vessels were used *for the experiiments,
which
were charged with a mixture of NaCl, KCI and Ti. After melting
the elec-
trolyte and supplying the vessel with the required quantity of
TiCl 4'
the melt obtai ned was electrolyzed without a further TiCl4
supply.
Molybdenum wire of 2 mm diameter was used as the cathode and the
non-
working portion was protected by a porcelain tube. Initially a
graphite
rod of 15 mm diameter was used as the anode. Subsequently, the
surface
of the graphite vessel was used as the anode. After the
experiment, the
melt together with the products of electrolysis were frozen and
sub-
jected to phase separation. The experiments have shown that it is
possible to obtain titanium by electrodeposition from melts
produced by
chlorination of titanium by its tetrachloride. An X-ray analysis
of the
Card 3/4
S/598/60/OIDO/004/020/020
On studying the cyclic ** D217/D302
electrodeposited powders, after treatment of the latter
with a 5% HC1
solution, confirms that they consist of metallic titanium
and donot
contain metallic oxides. There are 5 tables and 2
Soviet-bloc references.
Card 4/4
L., 1-1111-2 /-/ / AL- )./' -,Z), Iz,7.
TRATSEVITUAYA, B.7a.; TRUSOVA, T.Ge; GHIZHIKOV. D.A.;
KORSUNSKAYA, Y.N.
Separation of niobium and titanium in chloride complexes.
T~udy lust.
met. no.2:87-91 057. (MIRA 10:11)
(Chlorides) (Niobium) (Titanium)
USSR/ Phyvical Chemistry - Ilectrdehodstry B-12
Abs Jour : Referat Zhur - Kbimiya, No 4, 1957, 1136o
Author : .-Chizhikov D.I., -Ustinskiy B.Z.
Title : Inv s-Irg-Mo-n of Anodic Polarization of Sulfides of
Copper, Rickel and
Some Allos of these Sulfides
Orig ftb : Zh. prikl. Ithimii, 1956, 29, No 7, 1129-1131
Abstract In continuation of t1ki-authors' vork (Zh. prikl.
kinimli, 1949, 22,12)
an investigation was nade of the deper-d4ince upon currout
density I and
duration o'f electrolysis, of the potemtial(p of sulfide anodes
L~ag
the follOvIng COMPOitim, OupS; 75% N28 + 25% Ni B - 50% Cu S +
50%
1 ~y
Ni 5 )- 25% CuS + 75% Ni 8 - Ni S in st,lutioj%,100 9/1 ff2SO4;
To g1j.
R ;21 2
2 Niai~; 10 J~ti ff2s; t 6o EVi Ni-
04 +~30g/l 4
Aodes of Cu2S-+ Ni3S a anoya"dissolve &tL lose positivey than
anodes of
*and Ni 8 tak- separately.-Cu of Cxb~S passes in solution at
more po-
;,T,VeLT Z'-L-2N f , ed L
a i o Ni S The -conclusion is reach that with a low i
there willbe clissolve.4 &om Cu,S + Ni S alloys, first
structural conFpD-
nints (Ni S2. crystals of euteefic 0.93j?3 82 t 0.1 Cu,,S), that
have less
positive f .
CHIZHIKOV,.D.M. (Moskva); SHARKOV, A.I. (Moskia); KITIER,
I.N. (Moskva)
Interaotion during the sintering of aluminum oxicki and soda
in
the presence of reducing agents.. Izv. AN SSSR. WA. i gor.
delo
no.101-57 Ja-F 164. (MIRA 17:4)
I
MMXINAv L.G.; YERMWVAp N.I.; CHIZHIIDVO D.M.
Kinetics of the reduct4on of tin dioxidu by carbon
isonoxide.
Kin. i kat. 5 no.5015422 S-0 164o 1 Af (Mk 17:12)
1, Institut metanurgii is=' ftykova.
FRENTS, Galina SergeyevrA,- CHIZHIKOV, D.M.,
otr. red.; CHKRNOV,
A.N., red.; RYLXNA, TtG.T.--tolft*red'
[OxidaAon of metal Oulfides] Okislenie
sullfidov metal-
lov. Moskva.. Izd-vo "Nauka," 1964. 3.89 p.
(MIRA 17:4)
1. Chlen-korrespondent AN SSSR (for Chizhikov).
CHI ZHIKGV &Say4Ljdj*,~alqyjch; SCHASTLIVYY,
Viktur f,etrovJcJj
fSelenium and selenides] Selen i selenidy.
Moskva, lqa-
uka, 1964. 319 p. (MIRA 17.1.0)
. CHIZHIKOV D.M. (NDskva); V=Ovi, Me Yee (Mbskva).,
T.SMKOV, Ya.V.
-
I
Gertain physicochemical ptloperties of melts in the
system
tin monoxide - silica* Irr. AN S&SR.Met. i gor.
delo no.3v
826.90 N3.J61164 1 (KMA 17 t7)
VOLKOVA, M.Ye. (Moskva); TSVETKOV, Yu.V. (Moskva);
CHIZHIKOV- D,M.
(Moskva)
Thermodynamics and kinetics of the carbothermic
reduction of
tin oxide from molten silicates. Izv. AN SSSR. Met.
I gor.
delo no.4:63-67 J1.-Ag 164. (MTPA 17:9)
CHIZHIKOV, D.M.; KITLERI I.N.; SHARKOV, A.I.
Carbonization of alkali during sodium ferrite
reduction
w carbon monoxide. DWI. AN SSSR 154 no.4:936-939 F
'64.
(MMA 17:3)
1. Inatitut metallurgil. im. A.A. Baykova. 2.
ChlAn-korres-
pondent AN SSSR (for Chishikov).
F
L.C.-I YIERMAYOVA, climlIKOV, J)'y
Behavior of tin monoxIde Olln beating. Zhur.
neorg, ktir,'l. 9
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Md. dwAW selis. TV min. wAy. Iwit at m, V
0 is OAX I. at a ZRA Moca, at 28.0 S. so &I w0
1-1417 g- at Al ZOWN claw. of 43.71~410D g. o1 win.
ain. IMOI FU3e in (2) at 25* is .12 g. at a CaCl,
I. of 4 S. at W it is 0.4711 ff. at a Cavh
of 4.17 tl/IW& of tofu. 9
kresti (3) hu binary
L
B at 251. a" M ow Clk 16 22,30.t/IW 1. of
am at 00*: ZGCL 5D.19 ww caci, a lw
2. The f- of the loothmm of (3: sba. t
at $mug" Of A covkx. froarttm Ich tot
A A. Pbda"y
1"v deg
III o1 41
Is
0
0 0 0 0 6 0 Ill 0 0 9 0 0 9 0 9 0
-00
.00
.00
affill
4e
so*
boo
bp 16
'too
lot
0 1i q u t. 11 1. 1, 16 it A. at 22 a A is al v x 20 N v 1: 11
M p M v x if C, 4j 0
I L L-*' Q R I T- U x--- I --L -AA of CC j 9tt~,-. I
Pndpkadm by Sm of abc asid ken Im IM III= of -00
06 seholses assubliall me ownse
=MW,4"V-w women
06 11. M. Chish Ind.
MR)SAM 0. N
WAR$. 4 ZnC4 6t"1
FrCls sit ttc*Ud with v"y Gowtv A " CII(OH). fin :41 .00
go r Inin.. the ratio of z" to Ft In the 1". in very much Inthev
es I then in The voln. INbra The I-pt. it hestrd to 4141 w
abwft, the ZnO in the peratiove ul Fe becomes virry A ightly
'too
vol. in .5% 11,916 or HC1, asid rvm after beating only to
elicit the Zn doesnot d6ow4w. .11I.M.Lei"ster
zoo
00
00
*Will
":'z' -N ~:I
AMLLOGKAL LiTtROW1 CLASSIFICATION
suir 1weliv.
split, 04,
I vi- 0 a a .
A# 0) It! it it Is
* 0 " It 0 a a a a It Or
0 04 9 0 0 0 0 to a 0 0 0 0 0 40 0 0 0 0 0 0 9 0 4
ft 1 6 a 4 1 At 06 ~c
00
go
~nw "Am of kad amw siv n"s, b a
"
1
= B
-So
000 -.
.
B44Jd"---
d
W1
00
P-d- Cok- and pp(d.
e# u.
AVAI W oil
-
lw
=
.00
11
fly o1w1wd
b
=00
-06
10
.00
4
;* ~
AFOO
6
see
0.; AS.-$L& OCTALLUrMak 4.11144TWI CLASSOKA11to
u it ;7-.-o it
ft b J# . q 11 11 X 11 1 -1 L OF 0 a 4 2 6
a to 'I
0 0 o 0 4 ei 0 0 e : 0 0 0 0
0 0 o o 0 0 0 9 0 9 0 0 a 0:0 a 0 0 0 G 0 a
too
%t00
wi- v W,
_S_
_~ -A- 0 -a-
03
liwuliiskvlBpc 41
1$ is is 11 in, 1i its is
l!
AS a to age
A
-A-, J, __L 0 A I I A I _k Y_ -L, M N (It 0 It
k d I
j 4
A
..
or
,
corw of fromin me by chlaritmikon, still 11w feAnsing
vowel" of thiq Merl lWI are Claimell - ( I P C'mce"Wrol..
low in
sin as 25 -.10% can Ile treAted ortede primnelAllurgi.
call
processes require fill 14v rolPf. Sri "mnivotrat". This
-00
meawl
that the sk- d thit limusi will timili iii itictral"I
e6 8i!
f*MWty of % ITOM Ire, hit"MU'le the PIR-t*o in TRilinit-
or'
the higher theirkber I he crin"vitrate. ~2) Mrial Inv from
"99
00
Impurities ma lr ol-fained Whereas ill
000
pnWromrs the tin
it 'kintaminat"t Isr %111wr turislile t'le.
tuentli and rvqulrv4
further reflum oltcrmwn~, Hil, 4,o.
*00
A
thew% esperittirrited with chiliritimimn. W o"I" and %ifl-
t n. Ci, Fr, All anti Aq,il,ritil- frnm 1 ~'4 I'
fides of 'in, I'll, 1 -1
see
09 J: V.
'
$lilt C.. lislithins. r, are ron -
to7lM Thew mcfalq. with theruvistion of I
,
*
cau be re*
M Stith-W vxpts~ shoomid that Su
I7l--
C,
(Hk
%,lvin in o chl-midei at 7AW t,, the c%tnit -f 79 to lilt, ,
0
while %(N it little affivird. At 70W Orr clikitidev ;1i;
and A%
volatilize. or it the ChImides of Pit. Fe, Cu And Ale
coo
van lOr
caoily learliell out. Natural Sn('h (es4-itente,
Cos
doirt not
rewt with Cl. However, in timormV of C. cit.
or oxides of Fe,
r5jilorination tak" 14acr. Sampim; of
eavi1vtitc "tj. 9;.4% Suoi and 1.7915; Fep()j wric chi--
04r
, h
4111'
d CO
f C
i
an
rituird for 2 Jim.
n
e premkvp
&I 4
,
(XX)*aMSW*. AteXPInpremencer4c
14 S"
ob'
was converted into chtmidr. and in prrilace of "W C,
`
r
73
bm both Cand C0 mm pgr*rm ?4% of the Sri
j. U
l
was rhWasted. Mth Ferill tive4ent tin the tatin rJ I
foo
J
pan Fc to 3 part-4.44t) S.S%Sn wat clitoriuated at So)'.
tooilli
chlorination is still further ia%vcrd try tirrnfltjknem~
The
ptemmire of C and or Co and FvAh whereby over
t6% of So 114
chlog.-uted. Further expts. an wentienni.
gkic.Ne tem Inted. It.
N~ mriloff
I L a mnliumicu UNINA11111111 CLA"IFCATON
-were
7W so-Shr
b-sislat 1;W, I uIrms, Vill., a 0 1 .1 x a I a . 3 0 V
44 0 0 St 0 0 0 a 00 00000
: : : : 0 0 0 0 0 0 0 a 0 0 0 0 0 0 0 0 0 0 0
:
CHIZHIKOV4D8M8 too
1. CHIZHIKOV, D.H.
2. USSR (600)
"An Analysis of the Operation of the Ridder Lead
'-Smelting Plant
fran the Point of View of Metal Losses", Tsvet.
Met 14, No. 10-11,
Oct.-Nov. 1939.
9. -'= Report U-1506, 4 Oct 1951
CHI,-,HIKCV, D. 14.
"Zinc Fletallur&y" (bk) by Chizhikov, D. Fl. Reviewed
by Volskiy, A. M. Tsvet.
Met. 14, NO. 8, August 1939.
U-1506, 4 Oct. 1951
1. CHXZHIKOV, D.M., Corr Mem of Academy of
Sciencus
2. ussR (6oo)
I'Scienltific Problems in Nonferrous Metallurgy
in the third Five-Year
Plan," Iz. Ak. Nauk SSSR, Otdel, Tekh. Nauk, No.
5, 1940
9. JW Report U-1530, 25 Oct. 1951
CHIZHIKOV, DAVID MIXHAnOVICH.
The chlorine xethod of processing tin ores and concentrates. Moskva,
lzd-vo,Akadexii neck
SSSR, 1941. 70 P. (43-50354)
--a
TN793-C45
CHIZHIKOVP D. M.
"On the Deilelopment of the National Econon7 of the Urals under
War Conditions,"
1941
------------------- -7. MMIT,
* I I
~?? ??*,? ??? t 0 11 f 1.0 P, I
A A L a ff 0 L 0 A I ILI a Ij P__Q_ JI I w
PSOCISSO AND peeptol,ts wrtK
The 11*111114:89" of dw 40aw of soution Concestrafts
koy'. 2=30,21941, No. 1,24-8; Xhim.
C Zkow. 0. No 0 101(1041).-Pb coumtrates shmki coa-
U
In at kew
- Athwid not More than I%Cu and.5%2n.
beeft- kwamu. of Cu &W Zn interfere witit the sn*h.
It
'5 *A own Man 2% Pb and It% Pe.
Duft Atim the CIS MW be voncti. in the Zn_pn-wtuct.
sn Ime sb=M contain not left than 43% at An.
The Coot tfate vitrtks H the content of Sn k 15-2%w%.
COM"Ifelm contir. W20% of Snran be trmted by chlo.
rinstim. III cvxwmt;rxI" altoutil cortimin to' .111 411%~ -00
as 0
roe
see
X0 41
too
1r
SLA PITALLUKKAL LIT 00101CLAWMATICII 0*0
via.,
145069 At C". (w ~v &si
r v- t-i r~io
an wil 1"I UF; 4,M07-1.
0 V -k -L-" AA A JL LIP U I _7i
Coll
-A!
rimi"twe w zo by dia"blion. 1). it.
ChWLVkm WW N. N. Stvriukov. RaR. "4d. s6.
S-S.. Climsd-W. 19111, No. 9. &~-97.-Vapm cmpn.
Cd-Zn Ollon in delld. by palming H over the mAten
;&UM; it is a2mrtaimll that the mte of H flow issuffimt
for the "pil. to be tuablished. Tht vapor pmum
(if Zu h 10. 85, will 73 mm. ifit. and cd Cd 83. 14d. and
00 J!" AV.) 1"m. US at am', aW, slid 70)", ttv, Thr 11,I),
I And the cm
g. at b.p. for stm. pretsurv afv Ult,&,
*0 killed; %t=
C,Onm. is 3 at.-re in liquid and 9 at. -
% , I
00* 175, mW &t7.-. at MXI* 40% saild
%w M'
1-J t -W~ 715%. mad at M' 70% and 90r~.
i ; - i
In an exptl. rectlantlom cohmm bite Zts cmtg. 21'~
0147C4 and du,t rowl.
JCd Ovest I
:01% of Cd. still Zo cmq. 031% of Cd pvt at 7.11ill. Zil
containing 11.002% of Cd and dust rinals, 37% of Cd.
P. C. 1'. A.
At$-ILA 81TALW&KAL'UTIROURE CLAIWICA11.
U s .0 at -Ir
0 00 to to it CM6 K a 19 It a cc is of
0 * * 0 0 0 * * 0 a
0 0_0 go**** o11
Go OW M
'A I I a ow a a v -i it -to -j a -a z IF
UO a 4 im
0 0 0 0 0 0 0 0 0
111 0 00, : : : : : : : : : : 0 0 a 0 0 * 1 0
-00
.00
600
=00
r
- -00
7 coo
r
too
me*
woo
ZOO
-19 9 9 10 0 0 0 0 0 0 0 * W-0- SF'!v4;6'--
OM 0 U 11 , t ILI. 1.141 4 A a
oo~ftjmo am 14J. robot
141~1.t4l -6t.
cof
Comentratim of losidisod was of the colorw nwbk
I?. bL. Chith1kciv. N. N. ZaprudAkil and 6 M Sh
briv --- XXT,-16 140. 8, 2741 11MI) '00
1943. r. IfWA.-i"tinn of caWked at" is In gencrai -00
d'arlicA out after toordinshilary suffisce of 11".
t Mostd 114OWWS in the W4 way with Na Wal(Kie am iti dw '00
-in, way with clovewaltsory & ft Noatins a inixt. of CuCth -00
AM 8 11111041" fair 25 Min, PrWOM117 09 the CU laMlle"ttl
8 intusuffidr, high" letrip. -00
%Ift A Mill, Of UCO* and 9 6
than IMI lit Coe(h. .00
linAted at 400" law Ihr. tof the Zia 14 valovard ittlo
see
she bulfide. In the insifidization of the oxichicil Cu am
ul the OwbakaVins; deposits 1k)",; uf The Cu is wavvrtcd
hit* sadlidc canpols. by beating I hr. at IWI. He"es the
caritims
00 a le, otbu O-cupig. ccvap4. of Cu. r. g.. chrysmolls, 3*0
ag bmirbandle. i=t: be sirnply sulfidited. Suffidintion
inctoaswi; The Ikitation yW frunt 37-40% to 70-75%.
too
with a Whirr cultevvitratir beWS cobtalued. The raulto
00 X
thus indirair that the fimosticto yk-Ill Ii. definitely hk-mwd
00 41' by a prefinvinarry dry VIlurizat"t of oxide anot (Xbff 0
vmix. Cu toevit. ht. G. 16f.Kire
coo
see
coo
4 too vl"iikv; 11114;' --lqW 1*0
WON,) map 0." 064 all Ain
U : AT is
OT so 00,06101 falls scii- An I S 9 rw 0 a 0 1 sor mo 9
0 0 *10 111 0 So
-00
A r-.&
CR
lee
00 Flotation of olidard citits of the caloted ItIttalt. k%,c-
luent on the pipes by PUM'. c"kav, N~ r4 zaprud*~ p0 6
Ands,m.8bulysinou Coicentnt" III clitilkw woo
~0~1114 MOWS.") 0. S. 114114fitUDY, V. V. DWIVU-
:: /1 v0
00 -2i,mumf A. 1. Andirrva. I'Smsaye,meml 10.
1 W"
W P4 1): C". Zcwr. 1944,1.1218; d. C.A. Zee
go 3S. 3=F.-The jaocr~i td complete Fulfidizatka 6 of
intrict in tbr flotalkin d hard, oxidi" met. dislim-Wt to
I'va".11trate. ?4t"e
CIO 0
so
Zee
ago
-AtLUNCKAL tit TRAIL-Itt CLAIWICA111"
-V -1
u of 1
IF It IF IN 44 a a It a I ; I
0 0 a
to 6 0 0000 0 o so 00 0 0 0 00 0 so 00 0 0 e 0 11111 0 0 6
e!~A
V.L
Nov. 30.1917. Tb& Vipm in xt. ob-
.A n
SV
taltwil wbm the metal mWts are rviluctil Aith C are
sprayed with a malten high-Whug metal or allay having
a low Sn. Ph. or their alloy. Thi, inelbod of
rapid . JaMts the rt-axi(lation m'the light metal.
"t. lf~h
emu
so A
00
004
006
04, it
Go
00 a
004
GeV
I t" 4-0 caves,
INS w"0
lot
see
WOO
see
I
goo
,
see
Ca M.! 6iri
cd R OA awl Fb by
l
Wd
goo
m
s m
gnu al 4
tr)Mft W i; by Za wes
mm
see
am
Me
md rb
01 dy but 4W me
.
Loy. ra 40bold, ft ~~
p
Tf
**
'
iwkm
= re 19 8 mm. of I S. pw 1. Ft..
d
H. W. litsibm"n
goo
woo
INN *",AV
VK
MILAM~ sm"al 0" all
go. $
GO 00,90-06-00'swoooeo0oo go 060 00006
IA 57T59
Doc 1947
Kinetics
"Cementation of Metals From Their Chloride
Solutions,'
D*. X. Chizhikov, B. Ya. Tratsevitakaya, Carr
Members,
Aced Sol USM, Metal Inst imeni A. A. Baykov, Acad.
Sol UMI 81 pp
"Izv Aked Hauk SSW, Otdal Takh Nauk" No 12
Authors conducted experiments to study kinetics of
the cementation of metals from their chloride com-
pounds. Meta.Is used vere Zn, Fe, Sn, Fb, H, and
Cu.
Among results obtained was the fact tbaLt irm does
not displace zinc at conoestrations of Fe*02 gram
Per liter or lose. Submitted, 15 Jul 1947.
ARM 57T59
CIIIZHIKL"V, Datid MikWlovich
CHIZHIKOV, David Mikhailovich. Metallurgiia tiazhelykh
tavetnykh metallov.
Moskva, AN SSSRO 1948. 1056 p. (Akadmiia Nauk SSSR.
Institut metallurgii.)
"Spisok oenovnoi literatury"t p. 1025-1026
DLC: TN758.C5
SO- LC, Soviet Geo-raphys Part 1, 1951,, Uncl.
L.
F 0 f to 11 u I) m is a ly
00
J'anctims AND poell'ast.it .of.
lmwscdm bdwom dn and n~W sM, D. M-
so ir A, Balkov Metall
k and P. 1. Kbanwv (A.
ad I Sti. U.SSR mawoor) limoll. AM.
A7 k.
'iA. In
0 a xmat Kv.s.R.. old'T i sk. Im. =-A,
:0
A
the most favmabk cantIRMUS for tlW produc-
view of detg
1.21. the colitrut it( Sit in tin. %tag I, at A
1.25.
.
tion of Fe-ftrr qu train SnO,. the equil. Sit 4-2FeO vt 2
liatit
So In thir -I:tx Raul I:p in lite lartal j"jjrAW With in.
A "
.msjj,,m Fco/CO(j
0
F
Fe 4- SnOs (1) and Sn + FeO - Pe + SDO (2) was e%W.
.
,
0'
rOICAO, 2.J. 'vo
in slat 3.60, 521. Fe in inctal 3
ojiy -
2m
h"gmAynatnie es". gi_ (1) at 2K 8M. 1041, 1179.
T
*
*
.
,
.
-,, '
A I -W, FeO/Ca') - 1, 2.3-St; in wxs
7
4
0
- -&M. - -3-574-
KKI, 147.1, 1074. 1907
K. AF
10 784 IS
14 OU 17 2M 31 Oil
=
.
,
'
'
.
Fr ill Inctal 0.0), 2,015~, At #h, oplintuill Fvt'
.
.
' -2
-11R
-2
-i
2.5
- IZ
K - 4I
M
1
9
M
53
I
1
COO - 1, A - 1 ~01, 1.25. J.nij. 2.ik).
Sit itt'jac ".37.3 fW
1"
99
.
.
.
.
.
-
n
,
.
,
.
.
,
.
AF' - -*J.-
j*
-2
MW K
,j at 29g
1041
1 Mi
j
WS
5.M. 11.011
, Fe ill imtol 1) M, 1.32. 11.01 (alm).
'l
r
0013
..
.
,
.
.
.
,
;
-,VAi, -0.8m, 0.3111, 1.220, In X - 2.78, 0.88
;j
ljlj
~. The o1vi
it Alit P. i, dfu~tralvd by the exampk
mn.f. A 1-25. toast. Fr(#/CAO - 1. Ah(h (14111
2.401
00 4
0.113. -1).fM, -0,192. Higpl. shol" that riell0act
,
4-10. 8.00. 12.01'". Sit it, slat 3.41, 7
0
,
1000:
NO, atilt COO Inflatrim I]* equil. relatively little.
71tus.
.
.
lj.jtj"~' p, 1, "
twtul 1.32, 11.51. 0.4il
ll.a"l
in faskin rxpts. with arlifirial &)so it 3 dMirrit
lot 2M ""A"
77
1
97
t
i
i
l
a
,
.
I?frmt of ,~,olo: at const. A 1.23. FrO ICAO - 1. %a,()
.
.
n tneta
:
n
cripal.. r"u
t
ng
,
amid to AUP.- I-
20
7
74
92
it
11-4011, 3-01). (I.M. 0-10-. Sn in,lag 3.11.2,34, 2-09,
21
.
.
.
.
,
1
7-
8.43
06
F~o Z1
C&O 32
87
SnO3
32
142
AIA
.
.
.
2
.
.
.
,
,
mok. %. 11. 42.10. 111.73. 32,47.1,93, 4.77,111. 47A7.
of Sit from cauitcrile fall% rapielly
with .4 inma~ing,.%mr
at pc.()/C
O _ 1
g
1
"
j8.84, K,39, 1.91, 3-0P, the extal. if, coalt. pesno/
-s
*
N
.
.,
&
. .
.1 S" MIA. (12-1. 43-6. Sit rotir inin the %lag
10
- M B-M X
I
Sayro at I:m
C. is, mp.. 1. 2,7
-l
IO-8
kWulthellit
ift
11
3
9
I
12.,"J. 'k).44. 31,1), &S.60c;.
-
fiteirtrisc
ac
.
.
g.
10
X
"1
A - (SiOv) AFe0 + C90). belt "m - I ' - 4
to 0 at Sib, FOO. MW C&O. MW of the MUD M=
tin Fill antm Is the and b WM at A - 1JV Shm at
I L a at ?&Ltu"sc&L &.1110,11M CLAMICAT" it
Iola 410 co6v 44V
-0 0
00
.0 1110
'00
ISO
see
COO
WOO
--00
u A So 10 as to It 0 It a
0
& 0 0 0 0 0 0 0 a 0
* 0 0 0 0 0 * 0 4 0 * 0 0 0 a 0 0 0 0 0 0
0 0 9 00 & -
I is a L
p*A
q,
t
r , 00
111M.. 3n0-350 a.. wire isubleett(l to anodic -.An. in Ill-,
INSO, in 121-hr. cim-i at .1540'. With Mi amp. 1,q. iii., :-go
CuA ii ifis4dwil ill HIA11, IM 9. (1, Willi an anisiliv current
I'lliCiVIN'T 1 Of 11141~5'-,, with Visible A ILA;
in Ilk$ R.A. f Cis 410 X. 1.. all'idie r tiw, 1., 7 1'. S
no IIS i* evotlied. Under Ilk,, allit". SAI. ill with a C1
vvirluxle, in the %,sitace , Lj L1.5 V,. ;~J,illlt is, I A
-.Ill Ow vid 4.1 12 fit,.; Istid"I ~Nkf allip. ,Mi. Ill.. of 1.
11 N ~ 1 ,-044
11I.J.-t fill) fil_ the 'luder 4-014m. V1132. f(w 8
~19woebeadcal solution of metal suld4via. D. Ill. 'ill-',
vIlli't.. S r"(1111p. is) "ll.0k. .411. sl MS i's 00
Ilk
Alviallurs.
v Chiahilto-c and H. Z. Ustiu,Lil (A. A. Dalkov ~00
141ocow). /Pat, Akid. Nauk an. "p.; Ilk! voltage inerraws in 12
hr~. from 0.1%
lifst. Addif. Sci, U.S.S.R., . 22"4._AtjficW 10 to 1-1, 1.5 if)
2.6, and 1.7 to 3.5 v., mp.; the amt. ~--oo
0 S.S.S.R., Otsirl. rekk. Nouk 1%9 x 15 Ni" in solmat theend of
Mrs. ii 2:1. 48.and 61 fg.~
pUre jUlf4es of Cu$ Nio and Co. in plates OD X 40
~1,.; Ni content ot! the sludge is M.M. 21.9, and ld.3%; 17 roe
f., 1, eIutent of the 4ludift, 37.9. 48,7. and nulfid,
S visatent Ill..'s, .1.1, and 3.51;. rvj, In atim lk. MvIn. .4
'CoS ill 111.141, I(KI fc./L. under Pill. !!illl. and '001 p./*
146P ~60 "S
"
e N M, Ww, am[ Ml'- mp.; (he votiage ine'em
t [it
IL"ht,, Isms 1. 1 is. 1.7. 1.7 ill 2.1. And 1.11 10 1-1.9 V., Ow
timt. is a vi it - gat I ir III, of 12 fir - k 21 Al, 4 A.
"I"
ittid 37 K. I.: V46 cillite"t of I he 'Illidgr :11. 2n. and 2
(fre N Imuilcut ,f the ludir 40 M. 42 14~ w", zoo
milfide Scs-nient O.N. 11.11. and! oslV_ rr.p.
alloyr coodithms, c!~ecing"is with Oll's atuvlrq
the cathode Cu + 141, with XL%;And Oxistismici. ovilwyelf". fjoe
a. I I A istIALLURCKAL U111114111AI CLASSWICA1100
bee
w".) .0 O-V a
(lot
Mt 1. Is
U 1w AV 10 Is rp to a a 0 a 14
: : : : : 000 00 a
0 goo 0 0
CRIZEIK(YFI D. X. PA 43/43T2
W
U. Chishikows CaiT Himp'Acad Set" UW; B.' Z.,
VAIneklys Mast Ustal Juml A. A. Doykov, Acad &I
~Wlw Aks-2 Ngmk ISOM, Obdel Tekh Naur No 2
Dimmiloss smWIumts gIvIng moModloal study of
imic" d1sm6lution or synthetla milf1des or aqp~wp
u1skel, and cobalt In acid electrolyte., wA tabu-.
-latee restate.
,C
Weausolis mow wowes of the Sawn d had;iab
G. S. Freou, and D. Ys.
/asta. Ab". Y-.k
Cim. rai'Nonk 1949.13".-41) Ttlefuse
dynamic calear. of the frtc-ellefirr CbRull" a" the eqa
,orutt. (with the aid of the data of Kelley) of the
reations,
(1) PbS + 207h - lJON. (111 M + I/A - PbO + 9(h.
And (M) Mg + (,h - ph + gog. between M and 19MOK..
gbow dot these fmilans proceed practicOr to Completion
evrant libebm-1 partial pr~ulreatll(l,; 1he%Vrybi4b You"
gg be equil. cons1s. permit no "sin conclusion about the
of the NA reaction. Shonar cables. wtsi
m4de lot, the 3 poWbk Intermediate sesidlow (IT) PbS +
pb9% - 2rb + 2 80,, (V PbS + 2 PbO - 3 Pb + 80j.
and (") 2 Ph + Or - 2 ~M Weeted data of Jr
at Wo. OW JOCQ and 12W*K are IV, - 10-524. -1&.
ol~l 1,4'078; V -91S, -4.72D. 1.715, Q
(j.218; VI 2~0119, I.Sol, I.M. and 0.927. 71K dome
Wobsus for IV awl V permit DO colrellsolon me to
F.Woosk"M
of either of them reactions. whicb am ! q r I P OWY U the
equill. is displaced IhZT, removal of SN km the "co.
(2) Nxpts. were run wi natural galenhe Vound to 0.000-
0.074 Men. grak Aw. bested to ?W. SOD. or 9DO* in a 4111)
Mixt with 1 6 10 3D and
n1l. /min. Arabia of a -No + 02
100% (h, with eirect aimly"S of ti~ am PL;;e IM,
rb, rw. ow MO by ft dificience, At ODD* a" IN
with 5% Os. the amt. of PbS doememp &ad the .t. ol
a" of
"M time; the 0=12. of lostaffic Ph
O'bo
a son. at about 10 min.,
then fall '. the Miattic -es indicate consecodye
reactions.
W1111 JPb OW ralM as Jolwasodide products. The dr-
cmw d ram Is due to res"Josi JV. dw decrease at ph.
to V1. At the Jwa temp.. 70o*. the reaction betweerp
JW and (h becooses low the fraction of PbS m
acteell 1. 30 wk. b 18.8% of which 13.5% corresponds to
Pb9O*. Remacdon IT in equaly slowed down. with lo%
Or. at DDO' and 9W*. the 14 of PhS and the increase of
Pbo
I '' faster. the mat. of PbSL'h is maskrA at W10% but
111OPPonalOW'. A000'.thelrectionoiPbSicacedin
30 solo. is M16% of which 9 8 corresponds to Pbsth.
aw 18m% to 11b is found. With 11",
LN. at SW and OW'. the rate of consumption of PIANO. i-
UMM the rate Of its IGMAtiOU, &W consequently no
=bl - - I -ad; bons .-.at 700% reaction IV becoures
11611F. Md Pb8% le build In tk product. (3) gxpts. wkb
Q#Pkmke WM Md% and of deafte will[ ?W. j,
4 01 P-0 Ns. sbotred ;X" rV 10 be considerably
we' d" v' Both reoctim Am &WItiftled tmm 700 to
NO". (4) 7U sommuktion 01 pbS% still, the
am'.of ()' in the L IQ Pun Or. the rate of Iqcm&L;on .1
3 1W Ir 10 last that Dot currulb PbS rensjo,
=kt ftftti- IV- For that reason. the amt. of the
distal product. PbO. is own-bat 1. _. alter 10 Qn., tim
with a 20
0,-=Oar,,5,odxt- (6)1rbsPfim4fyrVWtiOni2MS4.
&Sr'stebsers"M with the t"UP. Mid with the
W&M. The MA famed can rewt further accord
69 to IV and the usetak ph is Gaidid V1.
Mehille K d- appears " .0 latermediat
-t-
ean be PA"WY Wormed t
resed . Further
to"" prod-is are The hask so ates PbO.PbSO,. MO..
V .2
PbSOa. antl MO.PbSod. which also can rem" with PbS.
.N. Tbon
9:1
par 49
Bibliography
Metallurgy
"Annotations of Works of Academicians,
CorresporAd-
ing Members of the Academy of Sciences USSR,
and
Other Scientific Collaborators of the
Department
of Technical Scienoss, Academy of Sciences
USSR,
Published in 1948w 1 p
nIz Ak Nauk SSSR, Otdml Takh Nauk" No 3
In 1948 academicians &ad candidates
submitted im-
portant works 'An many fields. Some which
evoked
the most interest were: D. M. Ch1zh1kv71s
*Metal-
lurgy of Heavy Nonferrous Metals," Voluize 7
of the
AM_
f ag VOUT.Qj
*Znginearls Hanibook,w "Applied
Gas-Dynamics,*
by S. A. Xhristianori6h, V. G Gal:rpbrin,
et'al,
t--~d L. A. Mslenilyevla *Central Heating..,
ton/wtals - Magnesium, Oxidation of Oct 49
Metollurg3r., Nonferrous
*11Ateraction of Magnesium With Carbon
Monoxide,"
D. K. Chizhikov, Corr Mem, Acad Sci USSR,
Ye. I.
lbaxanov, A. G. Nikonov, Inst of Metal
imeni A. A.
Baykow, 8 pp,
Is Ak flauk SSSR, Otdel Tekh Nauk" No 10
Discusses experiments for establishing
dependence
of rate of magnesium oxidation with carbon
monoxide
an temperature, partial pressure of carbon
monoxide,
dispersion degree and composition of
metallic
powder. Describes vacuum instaliAtion used
for
4OW 161T101
==/Metals - Magnesium, Oxidation of Oct 49
(Contd)
experiments and gives some practical
conclusions,
useful in condensation of met&Uic
magnesium from
San mixture obtained in process of
producing mag-
nesium by carbon-thermal method.
161TIol
E5
USSR/metals - Alloys, Sulfide oat 49
Electrochemistry
"Electrochemical Dissolving of Sulfide
Alloys," D. M.
Chithikov, Corr Mem, Aced Sci USSR, B. Z.
Ustinskiy,
Inst of Metal imeni A. A. Baykov, 11 pp
Oql% Ak Nauk SSSR, Otdel Tekh Rauk" No 16
Describes conditions and results of
electrochemical
dissolving of copper-nickel and
multimetallic sul-
fide alloys. Concludes, on basis of
experimental
data and analysis of phase diagram, tPat
most com-
p.lete solution of copper-nickel allo'y-
is attained
16=02
WO/Metals - Alloys, Sulfide (Contd) Oct
vhen latter consists of the eutectic or
the,
crystals of nickel sulfide and eutectic. ,
IVIA
161TIM
USSR/Engineeking - Metallurgy Nov 49
Oxides, Sulfidizing
"Sulfidizing Metal Oxides With Sulfur
Vapors,n
D. M. Chizhikov, Corr Mem, Acad Sci USSR,
R. M.
Berebryanaya, Inst of Metal imeni A. A.
Baykov,
Acad Sci USSR, 6 pp ,
"Iz Ak Nauk SSSR, Otdel Tekh Nauk" No 11
Describes experiments for sulfidizing
magnetite,
ferric oxide, siderite, nickelous oxide,
and
cuprous oxide. Suggests ovement of oxide-
sulfidizing process by blowing
sulfur-containing
materials through tuyeres, thus
increasing sulfur
USSR/Engineering - Metallurgy (Contd) Nov
49
vapor concentration in gases, a factor
which has a
favorable effect on extraction of metals
from ores.
Pelmdeb of metal millides md *9k alloys. [I. z
Ustinakil and 1). %1. Chlibilum (At-oil. %k-i II-S S It, i
/Aw. I'likloil- - Clwm.) 11. 12149.52
In 11W I um 411 vultrilt. tlW fullowhili Isitten
j tisIt (on tbc If wok) *vie jucissured. in I'XI a./1 ,
in a 1 X solm. til the madlate of the maicsixmiditis
: Cv%S 0.4" and ILM v.: N6%, 0.202 and ILM5;
0.140 and 0.145; alloy Cupi.N6% (1:1) 0.4101 anti
.80
f (in CuS(A). 0.470 (in SiSth); CuaS.1N4.% M 1)
4i.W) anti 4I..*,MI tin Cum).). 11.440 (iii In
anodic pritafi"thpit with 400 mullb-,-scl- in., the
jWtVUtiAl%
imfeaw Stiongly with titur. thus, aftet U5 nun. and 4
lu,.,
Cu,S, 1.45 and 1.70. Ni.St 1.45 and L.W. Cu,,S.Ni,.S (1:
1 j
ti.iiij and 1.6;j. CuS.,,*i.% (3.* Iji t),M and 1.75 v.
The
~Mvlg antsific possivation ir, due to the tomiAlk"I (-f .
S
folut; when thii; is m-ralied off. the 1%)Icutial, -dict
4 ht,.
fell to. resp., IM. 0.144, 0.75, and 11.711 v. N. Thon
Electrolrah; of nickel sulfate in a cell -,r,.th a x onfiltMing k'1
diitphragrn. D. M. ChizhiLov ard 13. Z, Z~ur.
S SR P,iklaa. of Niso.
wt 5 ezi-rit-d oxt at 45-W in a cell consist in g of 2 concen tric
cmarnir, unglazed cups with a Ni cuthode and a Pb anfxlc
in the c-entral and outside cuvs~ The avolytc conLaitmd
Nc-SO. + IDA0 g./l. 1650,; th,~ caLlsolyte NiSO, +
ll,B% + KU + variable co=ns. of IlSO.- With 4W0
ff-?l- Ji-~SGj in the anolyte, diffus~)n mv% sufficitnt to main-
tain acidity in the catholyte.const.; othcrv,i5c it was m3dC, c
un by the circulation of ~x utuLml or -,ightly acd win. of
solns. of 3 g-J), H3SO, witb a c.d. of 2W urnp./sq. tn. and a
current effiriLacy of W70%. ne la%t ww% a;mnewhat
hi;hcr livitb fiW-100D Om with IV Imp./sq-1n. from a
=a/x*t&1s ces"t"ion mar '50
Cobalt
'Cementation of Cobalt From Aqueous
Solutions With
Xetallic Zinc," D. M. Chizhikov, Corr Mem,
Acad Sci
VMp B. P. Kreingauz, Inst of Metal imeni
A. A.
B&Ykov, 7 pp
*1z Ak Nauk SSSR, Otdel Tekh Nauk" No 3
Investigations of cementation of cobalt
from its sul-
fate solution (one gram of metal per
liter) demon-
strated that by raising temperature from
50 to 960
and increasing concentration of cabalt to
3 grams Or
liter, process of cobalt separation may be
accelerated.
Presence of nickel in solution has
negative effect'
an cementation. process. Separation of
cobalt fromi
=B/metals - Cementation (Contd) Mar ~O
nickel by cementation on zinc is possible
only in
the case when cobalt concentration in
solution ex-i
coeds nickel concentration by two or more
times.
158T71
USSR/Metals - Codv4um
cu ."Oxidation Mechanism of Cadmium
Sulfide," D, M.
Chizhikov, Corr Mem, Acad Sci USSR, G. S.
Frents, B. Ya. Tratsevitskaya, Ins.t of
Metal-
lurgy imeni A. A. Baykov., .
"Iz Ak Vauk SSSR, Otdel Tekh NauONo 12,
pp 1815-
1826
Studies oxidation rate of cadmium
sulfide and
,Mach of reactions in roasting aulfide
concs to
-obtain hea,/y nonferrous metals.
Process may be
represented by series of parallel and
successive
181T78
7_1
,,UBSR/Metals Cadmium (Contd) Dec
:,reactions. Gives results of
thermodynamic calcus
primaxy and secondary reactions. Expts
con
1.~Aucted at 300-8000C-
10
IX"
CrN
0%
Q0 USSRIHatA,10. Cafti= Jan 51
"On the Interaction of Cadmium With Carbon
Oxides," D. M. Chizhikov, Corr' Mem, Acad
Sci USSR,
Ye. I. Khazanov, A. G. Nikonov, Inst
Metallurgy
imeni A~ A, Baykov, Acad Sci USSR
,It Iz Lk Nauk- ESSR, Otdel. Tekh, Nauk"
No 1, pp 68-73
Showed that Cd is not oxidized with C
oxides at
temp albove its bp (768o). Oxidation with
CO oc-
curs below 3500 and oxidation with C02 is
notice-
able only near Cd mp (3190). Low rates of
oxida-
tion of Zn and Cd with C oxides suggest
possibil-
ity of fractional condensation of vapors
of Zn
1MT93
USOR/Metals Cadmi= (Coutd) Am. 51
and Cd from their mixt with CO in
obtaining metal
by distillation.
184T93
0
N
N
M
C3
CHIZHIKOV. D. H., (Corr Xb Acad Sci USSR)
UNR/Metallurgy - Cqpper *Ifide Oreo, Apr 53
Roasting
_~~I'Mechanism of Oxidizing Copper Sulfide ~rith
Oxygen,"
._,D. M. Chl.zhikovp Corr Mb Aced Sci USS)R,'G. S.
Frents,
sevitskaya
B. Ya. Trat
Iz Ak Nauk, OTN, No 4, PP 523-532
Discusses two stages of investigation conducted at
Inst of Metallurgy, Acad Sci USSR) nimely: thermo-
dynamic calens of reactions occurring in process of
oxidation of copper sulfides, and er?tl investiga-
tion into oxidation of copper sulfide depending on
.temp changes and 0 conen in gaseous phase.
276T44