SCIENTIFIC ABSTRACT FR:BEREZHNOY, A.S. TO:BEREZHNOI, A.S.
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Collection:
Document Number (FOIA) /ESDN (CREST):
CIA-RDP86-00513R000204800021-6
Release Decision:
RIF
Original Classification:
U
Document Page Count:
99
Document Creation Date:
November 2, 2016
Sequence Number:
21
Case Number:
Publication Date:
December 31, 1967
Content Type:
SCIENTIFIC ABSTR
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Body:
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O~neupory, 1560, PIr ~, pp 57-105 (USSR)
A~S'1'RAC~1~: In the prosent
made paper the ~.Gtthor desoribes tho rerluirements
of refx�~,cturies by the intensification of metK~lur rica
processes in I~Iart;in .furnaces, 1's.b1o 1 show , ~ 1
thern!od,ynzinz.c isob~r':r c 17otential iri tl~c r.'edu.ati or-}io~f`'es of the
oxide, by fLised ~_z'n~; _~~., rofrs.etor t/~
foz�ruin f ~ ~..'.bT~~ ? iridics.nas brSck and
fire inlay. 9e~~eretl. authors state that gc~d reattlts �r~re o'k-taineld with
cam, ~/ 5 �
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P~'A~ ~ BCO
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p~~toliy Ssmen~~~h v
~rezhnoY, ~.._.~..._..W---~-~---��..." stems } KiY~ ~
con e-nd Its Bix~axy SY 3 ~~ c�pies p~~d'
"~ i ye~~ siste~ p~~' 3,n,se~d.
~semniY N~ ggg, 958 � 9 Exxa'~ slip of ~cienca s 3
~d�vo ~N Sw~ AcaclemY
Y. B~ailcov~ Ara~~cianovakaya~~ch� Ed. s N�P� ~,~~,n~.
Rssp� Ed.s P. Z. B� ~~ a~tal,�
Ed. of 'p~~bl,3,ahing chnoloE~.4~tB,
~miats, silicate to
The boos its 3nts~d for ~ralogists.
p(~P08Es to ~o~~x~sts, petro~phers, ~ d its
a of silic~~n an
1ur~ ~ of the p'~,yaical che~at~ all lsno'~
s The book gigs a awcveY s U~ silican and �~ din datej.l.
COVEg~ ~ cry,s.~,~,ne BtrLtc`~ , ~ ,use a axe de scx3be si~.con
binax'y' i3Ystema� s t'hsir P~pertiies~ o n system ~,$ili.ca),
silicon binax'Y cc-~s' ~,ven to the silicon XY~ s� ~I an~-or claims
of tr+~eitionn ~retal
gpeciel conside~~tion ~ to si biz~xY eil~.caa ~,aunda ~ over ~
2 En~ah~
~,xbid~e (carbor~sdvmn), So ~~iet,
that tb~ie'ia '~ ~,rst s ~SYrenare 7l6 re~erencas: land ~Je~,p~ss�
(arty gears. C~sch~ 1 polish, 4 ltalian~
229 ~~an, 62 g~nch, 5
~~~RN~: Anato3.~,y' Semenavich ~~;su ].q6Q.
S at~m8. Ne~~ York, Consultants ~
silican arr3. it:i Bi.narY y~ raphs~ tables i Yego ~iina~rnyy'e Sistea-~,
~i1;~.us.: dagrs. ~ ~ Kremniy'
U'TII, 27~ P+ final Russian�
Tran9~late~ from the. orig SSR 198�
demii_Nauk Ukrain$ko~.:_..,...w_z..~..-.~.-
Kiev! lzd--v_o_.:_Ak~.. __~. ~._._ _. _. r
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~pV/8z-59~~-X61,12
Translation from: Referativnyy xhurnal, Khimiya, 1g59D Nr ~, p 35~ (USSR)
AUTHpR: ,,,Berezl~na~,.,
TTTLE; The Principal Trends in Tmproving the P,roduation Technology of
Magne~5ite~and ForstBrite Refractories 1~
PERTODTCALe Tr. N~uchno-tekh, o-va ehernoy metallurr~ii, M-vo chernov
meta1;1~3rgii USSR. 1957, Nr 12, pp 3~ - 45o Discus-sign, pp 153-169
ABSTRACTo An an~~.lysis is made of the effect of various technolog:leal factors
on aelaieving for magnesia refractories (MR) a maximum ~;onstaney of
the volume of 'kheir operation zones, sufficient h.~.rdnet~s (also at
high temperatures) and a high heat rQSistanee, Far fw�ther im- "`
proving of the technology it is necessaryn to use raw material as
pure ;end concentrated as possible; to burn the l~aose raw material,
eonta;ining a considerable amount of volatile components, in rotary
furna~ees (preferrably by the wet method); to use part of the
Card 1/2 material with a rational granular composition of 'the mess; to apply
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The Development of Saientifio Res~raroh Work in the Indus try~oflReP~~ctories
in the USSR
.Scientific center for ceramics at Leningrad rendered a thorough
research of raw material produced in the caur-try ppssibl�~ The
~iuacess achieved in this #'ield made it passible, from 193 on-
Nrards, to interrupt imports of refractories from ether countries.
A.t that time the following work was developed: 1) Investigation
of the chemical and mineralogical composition as well as of the
technological properties of the sillimanite series., bauxite;
oorundum; magnesite; ohromits; magnesia silicate; ;~iroonium;
olays and kaoline. 2) The development of the production tech-
nology of refractories made from fireolay bri~oks, dines, ms,gne_
Bite, and ohromium-magnesite. 3) The development of the produc-
tion of new kinds of refractories.
while in operation. ~+) The study of refractories
5) The development of th+;:oreti.cal research
b~y the utilization of the latest achievements of modern physics;
o.-cillation processes , radioactive isotopes , eleotx~on microscopy,
vE~ouum technology, spectrography, etc.
ASSQCT,4TTON: Kt1ar' kov Institute
o@;neuporov)
AVATLA~SLE: Library of Congress
Card ~/'2
for Refractories (Khar'kovskiy institut
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AUTHOR: B erezhno �~
.y~ A.S._ 131-10-3/6
TITLE: T;he Development of 5cientifiv Res�arah t"lark in t e
Refractories in the USSR (Razvitiye nauohno-i~~sledovatel~sk~,kh
r~~:bot v ogneupornoy pror~yshlcnnosti SSSR~
PERIODICAL: O~,neupory, 1951 Nr 10, pp. X1+7-1+56 (USSR}
ABSTRACT: Iri the twenties' the development of the Indust
b~;gan, in which oonnectian it was necessary to guarantee the de$
~~ds made by the metallurgical industzy to be: satisfied by means
af' raw taterial pradueed in the country. ,
tr:e lining of the arched roofs of industrial#t:rr aa~~~ ct An~'tfor
time the chair for the technology of refraotories ~~uas,est bl shed
at. the Khar' kov Technological Institute, which. exists sti11 to-
day. At the end of 1927 the Institute for Silicates was founded
at Kharkov, which was later transformed into a scientzfia re-
search institute for refractories.
partments for refractories were establishedtaththe~instiIDe de-
building material in Moscow, Leningrad, and later also at Sverd~r
lo'vsk, by, which some v~ork ir, this field was carried out and in-
tn~duced in practice. ~ PrMduotion of blast fux71aae i'ireelay
br:tcks by a half-dry method, etc.. It was at �that time that also
the periodicals "Ulcrair~skiye silikaty" and "Stabitel' gyye ma-
Card 1/2 te~rialy" were founded. The creation of a large and we11-e ui e
q PP d
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;r_~~ ,;
~__
BUDN'IKbY, Fet:r Petrovicht redaktor; BE~ZHNDY Anatoliy.Semenol-ich;
BUhAYIi6i, Ivan Anieimavich; tl~''~10; or ~ Bch;
KDKOLE!T, arigoriy Yladimirovich; POL7BdYARINOY, Dmxtriy
Nikola~-evich; AV(~USTINIg, A.I., doktor telrhnicheak.ikh n~~uk,
profes~~or, retsengent; (3L1~'LAEOYA', I.L., redaktor; IPAftOVII, L.Ya.,
tekhnfrheekip redaktor.
[~echn~~lo~r of ceramics and refractory materials] !Fekhnologiia
kere~mil~i i ogneuporov. Pod obshchei red. P.P..Budn:tkova. Isd.
2-e, p~~rer. Moskva, GEos.i~ci-vo lit-ry po stroit. m~~teria-1~
1955, ti98 p. (MLBA 8:12~ ,
1. Dey~itvitel -~a~yy chlen Ate IISSB. 2. Chien korrespo:uleAt AB SSSB.
((-eramic industries) (Refractory materi ls)
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T3ER~~HNCY, A.. S .
~'H+~}~ .~ TR~.~.~Ui~~~ ~'~ ~3Ik.3LI0~~it1F'IiI'C'AT.~ :Ct~~i=`C~!' t ~ 't t7 ~.
.~CCK
~'a,1.T. #t~.: ~~'~'~'~~'~.B'
Authors : iiUDNIKCV, F . I' . ; B~;I?ErrrHNCY, A . ~ . ; Dt7.[.AVII't, I . A . ; G E~LC ~ IK, T~ , PJi . ;
KI]iCCL~r, G . V . ; T~OLUBC?YARINCV, 17. 1d .
Fall Title; p~Z4r`~(JFAc;TURIa CF C~T~IICS A1JU l~lt'RACTCRY ~u1T'~FtiS.A.r
Transliterated Tit:Las: Tekhnol.a�iya z~erar{~#,ki i o~7netrz~c;rc~v
T'U~3LISFSING DATA
ari~ina,tirag Agency: None
~ablishing Hou~~e: ~itate Publishing; Ftvuse oi' T,3.teratuxe vn Gor~r~tx~zcta.c~r~ riateria].s
Bate: 1.~5~ No. I:~p� ~ 57~ l~Ic. a~' cu~i~:s: 1+,!:�,~
~ditarial ~5t~'f
Editor: ~'. Y. Budnilcov, Membex of the Acs.demy of 5::~,ences, Uitra;irian uSR
YURPCS~ .AND :: ~VALUATICl~: This msnuai is approved ar a tcxtbi~c>lc .fc~i� institut:As of
chemical. tlsch~~ology and of construction rs~aterials at~d i'ar students s}~ecial.#.:~a.rig in tl~e
technology of s3licertes. The book compares favorably faith a.ts :~~~ez.�icazz c:Uur~ter~,arts,
e. g,, val~.une III a#' Caranic�~ by T;d. P. McNaanr~ra (utate College, T'a., lr~J~) Find
Factory De~7ign and ~;qui mend and Manufacture a:f Clad `~;e.res by T. ~~, Garve (N.Y., l~~;a).
All phases of manuFa;cturing are extensively covered anel the book can lae u$ed as a
reference 13ook.
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I irtli"C i~uing rtf ra'It�um+l uti+turew n1 dint7n~r, dnluntitc,
and nn;+~nc~'itr ,hoax I~ttat +ii:tlptxr is It r+trv atrtntg t(u>c lu
tirtvt udxttua of t11:-i~rt,r and ntn~m�>;ite ctrutaiuing ulxutt
t.+', ntagnciitc, ,+Inu;~t ++11 thr \!gt) tr;t in the ittrnt of
ala,+ Av uMru ns ttte.~ glair Itt�t�untr s;tturultvl faith htgtl,
flu,tcxiU' ~tp{h�an�tl caul for trfrtrUrriut~s of the nt(xturr>�
uu�rrurt'ti nuth�c:thh� 1'hr Itrtnuttitat of N lurgr urrtrwtnt tIi
{x-rkl:tsr c:ut,t't! N r;+pid ti.r in rrftucttxiur" t.>l thr mix
turn t+in-tl mizturrx of dL-Ixt.r and magnr~itr nuttulning
L+rgc Nntounts of diulx,.e wrtt frutttty! uud unstNblr,
frothlatg w:ts rliminuUtvl by incrt~tsing thr rotttrnt of rnty
magnetite to ovrr 5t7' ;i Anulogotts xuric}lion o1 rcfrartttri-
nr!cs oar td-w�rvt~tl ttK miprtit's of diutat,r urr nu-.tly ufCrrtrtl try its drhydrutiuu,
Khirbl tt.tntr rlrtir
to thou uj tvrttlictiU� nod ahu nliviuc, ~ptnrl, .+uii rt1.rK
nctitr lirrunw� of tttrxr fundnutrnt:rl rhanar� ,urd ur
rreurt tit mngurr�itr arttl dnttxttitr, rhiMty .tftcr thr fixrrLt
titer ttf tt-r turn Crnnplrtc t,iurling s>f :lit-r and itit h of
tliat>:ts9r htt+, tx'thte.rtk�,vtrr urtd ,piacl. iu t^~uihtft'irrrn truh
{xrirlurr trrrttra Ax a ratio nl di:,t,:tsr�nt.-{tur.itr M
di :;~3, Iliatxtrr� and nt:tgnrsitc tract rnrly ut tent{x�rtturrti
higher than thr dtertni:ttitnt lrmptrtturr of uta&uer,itr,
rcguttilrxs d t�+xttpositinrt t>t mirturc, dish:ttr fa,�tlit;ttr~
thr ninterirtft t>( tnatrnrsitr only al,nx�r i-tr~r"(' it 1 tr
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izrL�-t, 11o!~caw, (..S S.jt":-~~j#U. ~{ U1,. 1'ricr ri.(i;t n,ublrs.
The Ittru>r Kcts forth inlnrrnutirnr ou tx�artiuns in xdirl ptta~, rte
+wcil~ 1N,lvtnurphou~ c~hungex e,l sr,n,c ozidc~ which arr u( itniMn
tartn� in ccrueiir; :utd the Ir,rrnatiun rrl ~~lid wdulimt~. and curt
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~~ r? �.i ..W...,, trl~ur~ M1- A*+t Aar ......, alut~r:~~ ,.. , '~ " :~' .:': 'rt . ~ ,gip ,�~tz> ,~.~_. � ~.
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APPROVED FOR RELEASE: 06/23/9'1: CIA-R~P86-005'13800020480002'1-6
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~ aiMm'ab~jn The es~ltsct at prawre as the degrae of
11~~.~,:. pwrdrlr (0�4E tt~a-.j wat+l aA1t~dMd. ~~ Attar
ti~ltfd~~ at r#~erfed tacx+arirrl- ~ rr~t!- the
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i Graf A. ~3 _l~exe~hn~~a ~r '~~ah Sai, 1~. pP
~' Vol,. ~I~I, No b
~pgneupo~,~"
scaese~a aggltxtaatl:r~t "~1) in the abs+~nae U.et
~~ 1~.git#,d p,~a~a~, ~~~ With liquid ~phaeet ~~) ,comp .
~,'Qae~BeH+ ~'reatmaat'. 3s mai;rxlY matlem~tiaal lout
P ~ A
bole :is ~l~.uetxuted Frith .6~F~ based ~ oa e]c�
_r3:mea~nl data.
APPROVED FOR RELEASE. 06/23/11 CIA-RDP86-005138000204800021-6
APPROVED FOR RELEASE: 06/23/1 1 : CIA-R~P86-005138000204800021 -6
T / 1 M II t! !! b N i< tf M K ~q aN0 i_rr, GROIr~s 1�r~~"
~ tc- tr rMaNa w~ul oa~ra+lyd duhartita,
twiln~+i ~~a ttact~i , rr+rr~,wr, aral ~Yrt-t~ ~ * ~f~ 1~1
~,, wua rtfirw, the G.,ilowing cuu~~~n, .^ ~ ~ z~i `�`~trc�~e f t~+xl-
rc{atiimahfip Qxtwera ~rur twt' , p' ' f', whcrr n ;ui,J h;uc
urt uud the prc~!+nrr t / 1 ~ e n - D tog , ,>,t thr
cunstru,ts. Cgast;-nt a clwaructrritrr Ihr lilliu~ ui
sp;tcc by the gains of thr matrrii~l withcn~t thr appli.:,tiuu
u{ iltltsldC fort~e5. whiic b ghuws thr ritrct,d prr4~urr ou thr
~~wwrrwily Atrera~r vidurv uti+, E, itniwh Ire tiek{i+r;~tkc~titii
~iJ,2, 11),2, and :i.1J. rrxpectivri~,
{units of these vuluc~ wclr � ri~ntii~tt,fruttt Uttt a. �Mkkl k~.�cm t, Icy dntuti~
and uniiar m.itrtt,-1~, it xt-~>,ikl t-c>i tx~ uwt! {+w i-s7~r itMNi
kg,;rttt.t, Chrcke with twrnty~{;~~rhttlnuhiii,l cxtxnl
rlc~r �ttrremrnt betwrr-t f~ it !, h
mcntalip and hq thr rgttation.
11 ~ t I 1 M 4 a +~[TAblituGlCAi 14flMA1UA~`CIAtiN-KA1t4N .,..~ , ~ ~~ iC,~~ a,~w,n�
a)q~e. +1;4~71Yw ..""'"'.*"" ~.... !� ~ r3}t3~ Wlt liar ltt _ __
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{; >~ ill 10 4t i s/ N rY r 1} tt� R IG n K it K R tt tt Ot A t Y,1
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APPROVED FOR RELEASE. 06/23/11 CIA-RDP86-005138000204800021-6
APPROVED FOR RELEASE. 06/23/11 CIA-RDP86-005138000204800021-6
B~E7~3I~OY, A ~~ ~ .
PA 127
1,~SS~? f l~t~,l~.urgy, ;~pt~d+~r Nom' ~~~~'
i+~irnaces, Metal.~.urgical
'"Synthetic Metallurgical Ponder for M~irtin Furnaces,"
,A. S . Bere xhnay ~ V . I . Ntitae av, T . G . Fadey av, Factory
;~eni Serav and All-Union Institute aia Refractory
1~1o,terials; 2 pp
"'Stay" Val Vim, 1Ga 5
It is difficu~.t to uea magn�eium meta:i.largical p4Kder
in Martin furnaces, even When it is c+mbined with
slag , Berezhnoy, et the Taaatitute of Refractory
,Nfat�riale, has discovered a synthetic msta~3.uxgical
~po~dc~r (f > ~~+ .._..Y...--..--�-w-._._....,.....- ett,tta+t. _ -.___-: N__�-..._... a
t ' ~ -~`_ t r w. , ...... cr, t~x~t a t + sta� +Jrr ..-} -'~` ~ ~~,Afl l _..S ..tl hl 0 t 1 flf M x Q 1A0
Y~.:.-,r..w;~7~" ! e '~ ; ..t ~ } _j_.f.,.>~ ~ ~....T ;-.,.,~._..1.... X... ~ t'�--~-' 0 tl 1
� ;t- n tT tT tr a a ~ tt +~~ K tttr a Pt �#����� ��������������
},t }}A1 MJ tt ������~����������~���'~���������~�����
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APPROVED FOR RELEASE: 06/23/1 1 : CIA-R~P86-005138000204800021 -6
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~ ~ M ~Itti t-t. M ~ `/~~ t-ntl krpt at y ha r#,-q, u~a>rcch
,~ i ~ hishet' ~~ itttlicwtittit ~nhiv itaiiEi wain. The ~,yFtnn
~ ~ ]rttp-&Lpa dkl nat facet a c1-em. coated. citba~ in the
j w,~ nba~e iw iii the ligttkt alntc. Thr ndAt, I4~wr+1 rt
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APPROVED FOR RELEASE. 06/23/11 CIA-RDP86-005138000204800021-6
APPROVED FOR RELEASE: 06/23/1 1 . CIA-R~P86-005138000204800021 -6
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try e~l I), Y. P. Ftvnrrrr~rrv , 4, ii~Rtt7tIN~;~~f,, ~' ! I'xxt~v~t,~v,
ANt) ~. ~. ~. 91C?GY~NL~Kli. 1) ithC{ i}~ f',n:KtrO 1?.! tll, 41.Kt'.Oty~
I~~""`'~_~;; r~11~`~["ir',~',tr;ttinits. C'ri, i .tN~ i~: ruta'i~4. l~evtewed .
in Sfe~ln f ltiera~n., S [[I~ 2~1-24 (14ts#~a. ~I'art i cr~vcrq rnw
materin[a. 7'erhnoio~ictri protlertit~s iuid fire scierrtlfic t,~1.~i~ rtre
presented in the light of nuydcrn pltyxicachcrnical viewq. P:rri I [
covrrs strttctural ceramics; fart III, stane�~ccramic slrrt~ec; and
Part I~r, refractory shst~-es. farts 1~ and t'1: i-rc {imiltrl tc~ glilrr~
and erralnic c~lor~. Ntunemus errors in tht~ back itre {minted
nut: [t is ;tpprnverl us a test far cirr~nlic;ll�tecluull~rt;ic:11 in~H-
intes ttnti Fitcuttiew by the 14Ij1ri~�lry,ut i[iKher I;r~ltrc:ttirfn
~ li.'I, k. ,
APPROVED FOR RELEASE. 06/23/11 CIA-RDP86-005138000204800021-6
APPROVED FOR RELEASE. 06/23/11 CIA-RDP86-005138000204800021-6
APPROVED FOR RELEASE: 06/23/9'1: CIA-R~P86-005'13800020480002'1-6
APPROVED FOR RELEASE. 06/23/11 CIA-RDP86-005138000204800021-6
APPROVED FOR RELEASE: 06/23/9'1: CIA-R~P86-005'13800020480002'1-6
APPROVED FOR RELEASE: 06/23/1 1 : CIA-R~P86-005138000204800021 -6
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tint( a(-t`c,ta~ `r:trttp t-t ni:ttt`ri~ta i'i-td a! diAt7rut trrr-t>t r,+ ,; ,
turn t+hrne~et) tt-:tt a {rrc-ctir.+fly rrnnplctr dehydrlti+m ~_
takr, pt.+ce when srr(xuturt�s art Rrttt to flt1U' and t:dc i+ ~ ' ~~
itrrd pt try-trt�, rewlbttR in valut>sc rhangr+ t>f the Ihydru~
�ilic;+trs. Curvr` ut t#xtr+ity cbangrs InAlc:+te Ut1,t, ct+�- i ; ; l N
1-rndiug ta- ttte tiring t+.�mprraturr, rnuxm-utn v:tlt,r� arc
trlnervrd of 1Ml(!' for sct'ptttlittra and ut 1lMlr1� ttrr talc,
tierp~utinr, fired at tllAi" at� rectttntncndrd a.s ;-n ad~ditiorl,
+n+f tha.r sired at t~itlU" sre rasmmcudn! n, thir bndf
matrri:,t fur tha produMion of rctractorieg, Invtsti~.-�
Lions of thA p~o~ttc+ ,~ (xxtaite briqucttrs prrtlamt
tram Inixturrs ~ dtdes~rnt racln and ~tusttc tnxlCnc+ur
find at dittet'erit temprraturc*s .huvrcd th+t the firing
ti-mlx'ratum of tursteritr rcfractartr+t +hwtd aot be und*r
(ti{a!�, rtddititmr to the h,-tch Itre nm advictblc. ;k ccr,tl
t(ttw� .hats n~rrr t+;cxkrd out for the production of tur.terite
relrartarie, {ttnn +llivinitc, +tt-nitr, aernenttnt�S, etc. Far-
st~ita ware tit +-eanxittcrably rrduced (lttta,ity { t 1.'+'".�'el can
1-r at-taintd from uxpentincs by prr-lintin:ully {trr wring
(fXSteritc txiqurues, Srrsue te+ta demtm~tnttr,i that
unhred tor..tmte rctrut:torit~r c�n br awed cxpcdtrntly trx
lining the trrJll, of apt�n-hrarttt twnatyc- tm�er tl-c ,tat{
lute), of retreating turttuY brarthx, avd at t:upotA tarnarer
used far itolcxnite, at:/gneatutn~ ~~ t~ .~;ws ~+~ ~
m ,tttttitiut-+ in t!-e prodtt~cttat~ ~tontite~).
ttt+wnrt-sotnite,niagn~ter ----~---,..-.--~-�~-----
rYa,u ss,-saeat+a ar� ssss~xdrr ~_,_
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APPROVED FOR RELEASE. 06/23/11 CIA-RDP86-005138000204800021-6
APPROVED FOR RELEASE: 06/23/1 1 : CIA-R~P86-005138000204800021 -6
~a1 ~ ~.+.#...i~+~c#9'. ~ _ 1f~..a~n a'ta fft~~~a ^~-i
ii a ~'-~.w,.._ ~.... _.. h , fra~e~ye#. i:wi ra-a+utrlr~~~ae~,~,~._._�,..,,.....,_.y.._ _,. _ ..._...,....... .~ ..�~
i � ~ ~ ~.,~..-~........_�~~...,.,~,w.,~...~,....--.~ 111 ~('f 1A~ ~!1 i1iti 1~tt1~0~i. r" ~ "!
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i � ~ ~'~" 1~'~3e nand V. [lulyn~av. (S~tal, 1414(), ?~`o. K, pp, i K ~ ~ -. ~ "� i
i`, � ; ~flfn ri :~ After ~urveyin~ ~~mviou� work on ti-rntNritu rk,fr:c,~�
torie~, the nuthors br#~fly refer to tho manufacture, of 1'or~tc+rirl+ P��~'
�� l ~ brickx fmm c~+lc;inacl dunite, l4-Itfp/� of c~uuatia rn~+-tne,xit4, wem ~ ii'
i� ~~: added, and slew 1.7;;, of magrureium chlaricie in thi; caaxa, ui' unflnv!
y � , ~ ; bricks. Nuuremue airsc+rvatiarw on tho eor~�i~~+ Kiven by xucl~ ~ w��,
of ~~ ~ bricks in tho roafe of alectrie eteol furnaec!s iuul (untirc~i briekx
i � ~~"` ~ only in the wails of open�hearth fnrna~ are m}xrrGed, In ~ennrnl, } ._.. � �'-
~ ~ ~. fareterite bricks clkl not rc+va e~efactory iu the former appliea-� ' ~ `~ �
� � ~ ;,; , : bone, thouggh bricks flrat~ut higher teaapenrturos ntiKht welll K-va ~ ~ � ~
i � � u ~ ' hotter teeulta, to opon�hesrtlr furnacelil, st abave~ the slug level, ~ ~ ~ =i �
a i the brieke wan+, in eneraL riutiafaetory, atul in Ac-m.r superior y ~ .,
�� ~' ' : tr, I)i,ule brickrt, i!~oreterita briclw ~ugt nat ik, brought into cou� ~~ ~~`
�� I tact with I)inug or flrerlayy brleke at temperatuc~�c abovca I.'1Ml" l` ~^ '~i�=
M � " Two to three eounrae of ehromtte or ehrotne�magnaacito bricks mu~� _ p' '-��;
� � ~ ~ be ttareci taetwebn them. A magneaite mortar el~a+tid bH trxcK~. ' `� ` ~_� �
~ ~ Fonterite brickas were found to fail almost antil~ely l~ecuwee at' ?': ~~
fl Raking. Rt ructurat chapgqae an heating and dIA'uxion mf mainly I''QSUs, ~ ~ !I
;al ', together with soma tk0, A>~~,, I~'a0, axe., into tha brir.~ta from !~'
# tha fiuTtaue atmoephete anci t e iatornal stresses eat up as the raeult : ^iIh
are held to be rnepansible for this flaking. Reduce. tho porosity a :~ ~~
F l Sting
~- , ~~' and oompieting etrnottusl changes by the brio at a higher ; ~-� 11
tl~~t~ tempecatuw is rl+~garcled ae a means of oountc+raating the tandoncy ~ ~i!
~ i ~ to Saks. _ _ _ ~ ,
~.
A 1 r� i t ~ r! TAl4U~GK~G t11FR~~U4p SIASSIIICATftsx
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$$ ~ea~dtl~ Har oar ANt Aa1fI1Wt~ ~.. .,..,..~.~.ra ~......H.�..,.U.w..:S',~d_...._..._A.,... ~i.~~~.
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~ a ,r ~ ~t ~ a a n cr rr w a we a rt a re ct tti rt ar n ~ ~ lu ~''~: '
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APPROVED FOR RELEASE. 06/23/11 CIA-RDP86-005138000204800021-6
APPROVED FOR RELEASE: 06/23/9'1: CIA-R~P86-005'13800020480002'1-6
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pn-r>r ! hfF1rNUNp4mn,, `a. {S, i8 �i Iii (ItYlill. �-!:used
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,+nd cauta rrw~ncn+itr ppr~c'wtiCa valuat>!c prtf{x�rtic~, r.K ,
:+ tern{x�raturP to tleGrrruatiart unttcr ltx+d ;. l:a tt+~r sq.
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timl at s~inc{ rrtrtfrttxia trosn uluruirta rnd ~.+ustic ntaR
nc;ire h.fs bce~n dcvelt~rd. Tha rrfractorisw base the
lol{u>aiu praptrtir++: trmp+~rdfureat4e>tinnin`~drtarm;+
-inn uul~rt` ioatt, b~~trrrea l+~Ml' Hnd It~7il�, dcstrnt:tiw+, :d
1~-� and twwl; n~iT i~I,over 1G1t1�; ihrrrnuist.tf-ility
tuir 4*oulin!