SOV/ 1 17 58-8 17868
Translation from- Reierativnyyzhurnal. Metal'urgiya. lq58 Nr8 T-138(USSR)
AUTHORS: Volchkova, L_,M-,Kras1Pshch'.ko A 1,
TITLE: Employment of Stainllesb Chromium Steel Khl7T as a Stjb--
stitute for Cr--Ni Steel YalT (Primeneniye khror.-i*,Stov
nerzhaveytishchey stah Khl7T -., l, 1
y2n+2(X 0) Y2n+l(xo k), (2)
y1(0) - kY0
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Card 315
Derivation of
22058
S11 01161
B102/B20')
A solution of (1) for the concentrations -after the first two PassaETc-Z
be written down immediately: yj(x) Y 1 - (1 - k)e- )OA
x0 + k
(1 - k)e ch(X x The derivation of a eeneral
Y2(x) ' Yo '- 0.
solution is presented in an appendix. The concentrations after 2n and 2n+I
passages are Given by the expressions
Y1. (X) YO 0 --t- 4I-k X
_xO-k IX xc-k
XO - X
X Y41" xn-k 04 (5a)
A - Y1
sin F, 11 '+Tr-o-- k) (xO - k -+- 1) (.r0 - k)'
YO -4-4 I-k X
Y,-+1 W F,-7,-k IXO X-;::l
CO M, Cos xo-x.-k Yj I xo-X-k
I XO Y( - -X0- k xe - k (56)
X 2 Y3
3~1 I F
,=U sing 11 -4- (xO - k) (x0 - k -o-)
(5a),
(5b),
220r
A
Derivation of
S/181J61/003ArCZ/C24/0,5-~ i
3102/3209
where x. - klo/b; summation goes over all positive roots of tan y, - -ayi,
where a - 1/(X 0 -1-.) and (X 0 -k)-~Jl-- -z' *- iyV Eqs. (5) are an exact
solution of (1) with the boundary conditions (2). The parameters are
defined within the ranges 3Z1 IbZ-10 and 0.1,-ke-0.9. If n>3 and only the
first terms of the sum are Taken-fthe equatio'ns
X [..--4 1-k- go Cos -,;::I YO (6a) and
Inyo 1-0- A '::'- I -+- 0
(xo-k)(xo-k- 1) (XO -
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2205IJ
Derivation of ...
s/lai/6i/003/004/024/03C)
3102/B209
xo- r-k yo ,.xo-x-k
x 41 - k - SO F,,Ir 0 0 ro - 1 _k YO ro - kro-k go] (66)
o [I-, Y' ,
An Y a (6b)
1Xo I (-ro - k) (.ro - k (XO -
are obtained, allowin;_- to calculate the im,purity distribution after any
number of passaG~ez with sufficient accuracy. The author thanks Professor
Li A. Sliv, V. 1. Ivanov-Omskiy,and V. Ya. Frenkell for their interest and
discussions. There are I fiGure and 3 references: 2 Soviet-bloc and
1 non-Soviet-bloc. The reference to EnGlish-language publication reads as
follows: W. Pfann, Zone meltin. s, N. Y. 1958.
ASSOCIATION: Fiziko-tekhnicheskiy institut AN SSSR imeni akad. A. F. loffe
LeninGrad (Institute of Physics and Technology AS USSR imeni
Academician A. F. loffe, Leningrad)
SUBMITTED: September 20, 1960
Figure
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Yin
USSR/Microbioloa - General Microbiology. F-1
Abs Jour : Hof Zhur - BiA., No 10, 1958) 43173
Autlior : Ivanov, V.I., Volchok.. A..K. banova, A.V.
Inst
Title Synthesis anO Some Properties of Polysaccharides of D.
Oederxitiens and B. Perfringons.
Orig Pub BioldlimiYa, 1956, a, iio 6, 76o-763-
Abstract When grown on media containinG, glucose and maltose,
Bacillus oadematiens synthesizes an intracellular poly-
saccharide composed of low- and high-molecular dextrins.
B. perfringens forms a sirular polysaccharlue only on
riedia with dextrins, though not alvays. A synthesis if
starch-like polysaccharicles by phosphorylases from ex-
tracts of B. oedemations and B. perfringens is activated
by starch and maltose. The synthesis is slowest of all
when the initial culture is cultivated on media containing
glucose, When cultivated on a medium containing m.1tose,
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USSR/microbioloa - General Microbiologys F-I
. Abs Jour : Ref Zhur - Biol., No 10, 1958, 43173
the latter having been added to a bacterial extracts, it
activates the synthepis of the polysaccharide in preferen-
ce to that of starch* In other cases starch activity is
superior to or equal to maltose activity.
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r7
73,
mu
qL U,u"l
'ViOll Z,ric~ ~tlv.~,Ifdls prq.J, with
I'ht ob,4,-,.Z4 4Y w7qge vDi4lAinlet"r exct--j thal'.
obtained with the stand-mMized scvm~, of Ci~SO, ~dnfs by
0.01-41.15 Tng,T, 0! bil4rub-I!, :!~Ic PPI-110, to *,I:, '"
wAture of the wed-ge-type wm&md- S. S. 1'"il Ir_-
VOLCHOK, A.K.; IVANOV, V.I.; LOBAITOVA, A.Y.
Properties of phosphorylase and amylase in B. perfringena.
Biokhimila 20 no.5:522-526 S-0 '55. (MTJ?A 9:3)
1. Biokhimicheskaya laboratoriya Kontrollnogo inotituta syvorotok
I vaktain Ministerstva zdravookhraneniya SSSR, Moskva.
(PHOSPHORYLAUS, metabolism.
Clootridium perfringens cultured in polysaccharide
containing media)
(CARBOHYDRASRS,
phosphor7lases In Clostridium perfringens cultured in
polysaccharide containing media)
(GUIRW MEDIA,
polyeaccharides for Clostridium perfringens, off. on
amylase & phoaphorylase metab.)
(POLYSACCHARIDES.
culture medium for Clostridium perfringens, off. on
amylase & phoophorylase metab.)
5/170/61/0()4/008/004/016
AUTHORS: Volchok, B. A. , Frenkel V. Ya.
TITLE: Elements of thermal calculation of the zone-melting,process
PERIODICAL: I'nzhenerno-fizicheskiy zhurnal, v. 4.,.no. 8, 1961, 43-48
TEXT: The present paper deals with the dependence of the liquid zone width
on the -position of the heater relative to the sample. Formulas are derived,
which connect -the zone width with the sample 'parameters and the dimensions.
of the device for th-e Dosition of the heater in the center and at the edge
of the sample. The final formula expr-essing-the zone width as a function
of the heater -position (quadratic parabola) may serve as a basis for
programing the power applied to the heater. With the help of such oro~
&'raming the widtl~ of the liquid zone may depend in.a. certain way on the
heater Dosition (and for the special case it may temain constant). Fig. I
shows the behavior of td~6 liQuid zone while the heater is moved.-along the
sample (the case _A 4 A is investigated). A denotes the width of thee
0
r 0
melting zone, and A the len.-th of the.heater. The calorific power.applied
to the sample is indicated by Q. It is constant along_A, and Q 0 ~-Itside
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25554
S/17 61/004/008/004/016
Elements of thermal calculation of ... B116YB212
the heater. T-he sample has a cro~ss section S and a length 21, Taking int'o
account the va,rious heat transfer coefficients of-the liquid and solid
phases of the sample, the width of -the liquid zone is determined by the
joint solution of 5 (cases b, c, and d) or 3 (cases a,and e) differential.
equations. For the case s.hown In Fig. 1 b) the.equa'tions read as follows:
L, 0