SCIENTIFIC ABSTRACT USATENKO, YU.I. - USATOV, A.G.

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SCIENTIFIC ABSTRACT
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USSR/Analytical Chemistry Analysis of Inorganic Substances, 0-2 Abst Journal: Referat Zhur - 103Jmiya, No -31., 1957, 1219 Author: UBatenko, !I!.-M. . and Witkina, M* A. Institution: Academy off Sciences USSR Title: Determination of Calcium in Limeatone by Coulombometri?~ Tltrat�on Using an Indicator Original Periodical: Tr. komis. po analit. khimii AN SSSR, 1956, Vol 7, No 10, 155-161 Abstractt For the couiombometric determination of Cd in the presence of C,.z(II) as an indicatoT f-sicT a 0-05-0.06 ~pns oumple of limestone is wetted with water; after dissolving the sample by boiling in a small amount of HC1, 10 ml cof 0.1 M NH4Cl are added. The solution is diluted to 20 ml and heated until C02 evolution is completed. After cooling, an equal volume of alcohol is added to the solution together with 0.2- 0-3 ml 0.1 M Fecl (slightly acidified with RCl); after addition of one drop of methyl red the solution is neutralized with NH40H (1:1) until the color changes from pink to pale yellow when one to 2 d-rops Card 1/2 V332. Dt =d 0 ITA d"r It 'A; (Ck-2 g) ~,f chrLtae kvu CE-c- i" _edited at 1103"G I C.- 10 t-~* 15 illiv. with 6-ag " 1. 6~3&z Im-if, ane, 0;4 F, of NNt.ro,' cr 0-4 g uf Mrso Arld -0 t ,,:r 0 - 4 g c! a. thca mo!s _-no-d with wai 'Id ~;S~OM4 P't 70 C i a 25 m: 0,~ d:1. I-ICI U + 1) or, i!NlpO has teen uz~c- 1~ in 40 n.1 of d-.1- HSUI, (I + 4). The sola. i3 dibs4e,4 w NO Jill in A 1.*, joint -re tic-Ated at tIv! Ufflng paiiit ikith, 0-2 to -0-,:rg of Na,904 to reduce and FtV, 16e rc-duzed soln, is- mixed witi. 020 to 25 mli of (A Af LM, A (diiodium salt), Cm Le-~t~d to Wifili -lid - to Co- c lie-iltrAscd xVith cilac, aq, NNII, --t givill~ (L blui-t-vio, t .:OM,n', ll;tj witi, v~~ ljl):!-d for I min, tiwis c,:Yih!d auct L.-aw4cmed ta a )011-ml r-,librated-fix1c, 'ilic i:a dilutpd to 100nal with a rni:xturc of 2.1 rnl of 2 IV Na pcc*at~,, amid.Sr) ml -cetic acid. and txawiaed in a plic"C'o"o~ii'mter f o MlitharW't.1 G. S. S by thg ~ M4 5- ft 1 11 ~I Za, d - to., FRI ZTMI, ra. i-, il- '~O 150 ra, of cer- HN~;. "I'-d 3f,-tz Ini iz cr.-af~'Ztd to fam to re C * t 6~ arC to 'C d to &Ir'!VC the. wiidu~ ~hk h Ii thcn tL."ftt -ts~d k[ C'e-t-umy and IL;,y '-L 14F all" !f7; Th,- tcla L- dtiluzcd to ;00 rol ii cri~:k and ~ 5-1111 111- arer aad noutral lc, Ep rTThyi vi.1-t Iiih. N11, Tt,~! r,"- of I pr cent LUTA (el5c.h~aa ~.Ihl a.-d 5 k of Nact a1c Uwa w ;L S CR. af! ttle is titrated at O-S V with cupferrur, &-otn, (4j. Anal. 1-11; for TL G. S. sm..'m Category: Ua" / Analyti(utl Cawdstry - Analysis of inoreanic G.2 substanoss. Abe Jour: Pleferat Zhur-Mkdz1ya,, No 9, 1957, 30996 Author a Vsatgaka Xu- I.J-Klimkovich YO. A. Inst :not given Title :Dir*ct Determination of Chrmius in Chromite by Mhans of sintering Orig Aib.* Ukr. kh1z. sh-i 1956., 22.- No 5, 670-672 Abstract: A rapid nst1tod Is proposed for decomposing chronite (I) by mean of a short duration sintering with small amounts of a mixture of soda Line, ax NgD,, and la;90.3, and subsequent determination Of the Cr(6+) that is formed by titration with a solution of FeSO,~in the presence of phenyl-anthranilic acid. 0.2 Ig finely ground I am well mixed with 0.6 g soda lime, which has been calcined at 6oo--7000, and o.4 g N&,~.co.3 (or with 0.4 g K30 and 0.4 g NP,9COj). The zixture is placed into a Pt-crucible, the bottom of wkick b&s been covered witk a thin layer of CtQ or MgO. card 1/2 -30- I~A S "4- Te , v~~, &,/ I , USSR/An--lytical Chemistry - Analysis of Inorganic Substances G-2 Abs Jour Ref Zhur - Maimiya, 11o 4, 195Y, 12056 Author Usatenko Yu._L, Gureyeva L.I. Title Separation of Aluriinum and Zirconiun by the, Method of Ion- Exchange Orig Pub Zavod. laboratoriya, 1956, 22, ITO 7) 781-783 Abstract The method is based upon the fact that Zr is absorbed by the cathionite from Lwre acidic solutions than Al. Greatest ab- sorption pover is exhibited by the cathioaite KU-1 (MXiMW,, acidity 1.5 11), next best is cathionite SBSR (1-25 11), least absorption is shown by Wofatit R (0-75 N). Grestest difference in acidity for the absorption of Zr and Al is observed in t~c case of sulfonated coal, cathionite Ku-1 and 140F-1. A134 ions are not absorbed by z;ulforatcd 'coal from a 1 11, and by cathion- ite KU-1 from a 1.5 IT sollation of tae acid. Best results are obtained on usinC sulforiated coal. The mixture of solutions of Al mid Zr lfj passed tlhroi.,~Zh a column containing the cathionite, Card 1/2 USSR/Amlytical Chemistry - Amlysis. of Inorganic Substances G-2 Abe Jour : Ref 2hur - Ehiniya, 11o 4, 1957, 12056 at a rate of 5 ml/minute. Al is determined in the filtrate. Zr is leached out of the colAzan with hydroebloric acid (l-.4).' Card 2/2 USSR / Analytical Chemistry. E-2 Analysis of Inorganic Substances. Abs Jour: Ref. Zhur - Khimiya No. 2, 1958, 4298 is heated for 5 min. at 70"C. The solution is cooled with subsequent addition of 10 ml. of 0.1 M NH4Cl .-iolution, and neutralized with 0.1 N NaOh solution (PlUB 2-3 drops in excess) and then CH3OOOH is added to a light pink color- ation of the methyl red indicator. Into this solution a rotating Pt-m-ioroelectrode is immersed, also the switch from a mercury-iodide half-cell, and the agitator is turned on and exactly lml. of copper salt oolution Is added; whereby the ai,.row of the galvanometer is sharply deflected and even might go off scale. Titration is done with (NH4)12C20~ solution, first carefully and then more rapt 1y. Near the equlvaapt point the diffusion current caused by Cu tons, disappe-ars. The titration curve is plott-ed, the equivalent Card 2/~ USAT3NKO,,YuqI.; VITKINA, M.A. Amperometric titration with oxalates. Ukr. kh1v. zbuy. 21, U0.6: 788-791 '57. (MIRA 11:1) l.Dnepropetrovskiy khimiko-tokhnologicheakiy institut im. F.B. Dzerzhinskogo, Xafedra analiticheskoy Wail. V-11lectrochemical analysis) (Oxalates) AUTHORS. Usatenko, Yu.j., Bekleshova, G.Ye. 32-12-2/71 TITLE: Determination of "'Zirconitzi by Amperometric Titration by Ap-plicaticr, of Cupferron (Opredeloniye tsirkondyn)aMperometricheskim titrovaniyeui a primeneniyem kupferona . PERIODICAL: Zavodskaya Labomteriya, 1957, Vol. 23, 14r 12, pp. i4o6-i4O7 (USSR'. ABSTRACT: A similar method vins suggested already in Zavodskaya Laboratoriya, 1957, Vol. 21, Nr 7 - pp. 779-09, i.e. with respect to the appli- cation of titrated cupferron 30IUtiOng %-Aien determining elements which form compounds or precipitations undissolvable with cupferron. ,plications have been Here it is specially pointed out that such au undertaken a:'.ready in previous tiLws by Olson and :31ving (1954), b,:t that this method in practice proved to be too complicated. The ii3e of a zirconivin dioxide solution for the determination of zirconium is suggested by the present paper, which -vas obtained by blending of this substance with scda at 12000 and consecutive de-leaching by hydrochloric acid. For carrying out the experiment the application of the already previously described amperometric device and the me- thod (as for the determination of titanium) is recaumended. In thl!3 case the addition of sodiurn chloride is favorable for the proces3 ot' Card -1/2 titration. Tho results are shovm in a table. On the! basis of the Determination of Zirconim-,i by Atoperometric Titraticn by Ap lication of Cupferron 32-12-2/71 20 experiments carried out simulttLneously the average possibility of error3 vm.-i stated to be 0.55,0". In this ca3e the content of aluminum, chromi=, inanganese, zinc, nickel, and some other ele- ments contained in the solution did not prove to be disturbing. Titanium, pentavalent vanadium, oxidation substances, ahich are able to oxidize cupferron, or the regenerators which are able to pro- duce anode diffusion current, proved to be disturbing. An example of the analynis experiment is givcn here. There are 4 references, 2 of which a:re Sla-ric. ASSOCIATION: DnepropetroV3k Chemical-Technological Institute imeni F.Z. Dzerzhin3kiy (Dnepropetrovskiy khimikc-tekhnologicheskiy institut im. F.Z.Dzerzhin3kogo). AVAIIABLE: Library of Congress Card 2,/2 1. Zirconluin-Determination 2. Amperometric titz-ation 3. Cupferron Usn 1-31 Pt In 10 40 .1 4 ~.j Ila 5 (4 ) 7 T. AUT.-IORS: US~..+r TITLE: A=ct::---;c Analysic by Ucinc Sodiu-.a (Amje:.-ometric'--s1-iy ar-liz s prineneniy~rm d4etild-Itio- karba::iata n,-,.trly--) Communicr~tion I. Det zr:ai" a' 4 on o-r Cop~)ar (Soobshcheniye I. Qpredeleniye me~,i) PERIODICAL: Izves"iya vysshikh uchebnykh zavedeniy. Khimiya i khimi.---hes- kaya tekhnologiya, 1958, JTr 3, PP 56 - 60 (Usna) ABSTRACT: The sodium compound under review forms -a-ith co~ c r an intern-11 complex com ,pound -,-.,hich, tc, the cize of t1le colors the :,ol--ition ~;old-yello,w or yell o-,---brovin, or ic Prcci.-Iit:-~ed (Ref 1). 1.'l.:-,crous mothodo of copper in V~:ricl:s ziat-2rials ~rc !~accd on this, commonly u2ed o-.)tical -aethods 7j C, f - The elc-7:ents arc :aac'.ed with trilon E, citi,"-c -.cid rnd ot'ier complc-x-f,)::mir,- mazk-'n- L~;c:-.ts can be omi~t~,d if lead di:3t:.,,,rl-rl4_ Card 1/4 thiocn.vLamate i_, used 1nd 0 C 0 U r C r C 3 Az.,:.-.etric Anulyo,'_' b~' UU21"nj Sod' ;um Di et`.yl-Dithioc,,;r,--.%1 S07,': Coz:-unicf.t ion i . D L, t ~ r t i 3 c f " o c r V-cnrcmoved bY or_-r~:,_Jc scolvent-C. Under tl'.r.7e cond 4tions co.-.).,er con be determined ;,.!so 'n t', a prccerce of Co,!;i,Lin .,-nd Fe. The authors r e worl:i,-,,r accordinj to llukhinals method (11(3j' 17), but stif,-cot inotead of a dropping mercury 31ectrt)`C a si-illor fotr_-tin,;- platinum el,.cttro0o. Tii~~f th-.t roiitdily o-:i:I...,If,,:- on a micrar.node thic. an anodic (Iiff---.-_'-,)-. curroi:t b-2inl- fo--ed (Fic 1). As c..,.n bc i;-en fr07 it, the o;:idatior. t_.I:es place in 2 ota-,-eo, -~7'~.Ich is proved by 2 %,.-nves in the volt-a-mpere curv~z of (ii(!tllyl-ditiiocn-rbini,,.te. AccordinL: to '6:.(2E:e c-rve,,; it is possible to apply a solution tit-2-Ltod with diethyl-dithiocarbamate to t.,,.o -._mmet:,_Jc deter,iination of notals -,-ihich fox-,-n inc~)lu*Lle pre- cipitates or !olid complex compound, with tlliiis compound. Coppor i,,; one of them. The method aas devised aith pure salts. T'-e tituration curve given ac -.in example (Fig 2) and ti,.c. Card 2/4 Ocur~,.cy of t' (TE,bl(. 1) show a fully aati.,,-f..-.ctory .1 1 .'.e Ammetric Analysis by Using Sodium Communication I. Determination of Copper Card 3/4 analysis. Copper is usually existing in alloys which contain also Pb,Zn,Fe,A1,Ni, and others. All these metals, with the exception of Al, react with diethyl-dithiocarbamate. They were masked with trilon B (maximum 0.02 M). Thus it was nonsible to carry out the copper titration considerable excess (Cu-.Za- Cu:Fe= 1:77) of the metal3 sodium acetate had to be which toGether are able t) excess. The same or even attained by addition of crilorides-, on a lead basis, however, in min-ite quantities is neeeo!~;ary. authorZ devised an accelerated determination for copper an alu-ninum basis which is (Tables 2,3). Ther,~ are 2 references, 5 of which are even at a 1;10; Ou:11i = 1:12; mentioned. In the case of lead, idded apart from trilon B, bind even a CO-fold lend a higher efficiency is in alloys the addition of trilon B Pinally, the ammetric method of in babbits and alloys on dencrill~-d in detail figures~, 3 tabl,ar., ard 15 Soviet. krr.-.etric Analysis by Using Sodium Diet hy1-D-Jthiocar~,arnat(--. SQV/1 -~3- Fq- 7- 10/70 Comnunication I. Dete rmi 'Lon of Cri p ASSOCIATION: Dnepropetrovskiy khi,,iiko-tel-.Iinolo~;iclieskiy inotitut (Dnepropetrovsk Institute of Chemical Technoloy) Kafedra analiticheskoy khimii (Chair of Analytical Chemiot-.7y) SUBMITTED: Septembor 30, 1957 Card 4/4 AUTHORS: Usatenko, Yu. I., Vithi::a, 11.1. A. SOVA56 - 50-3-2141/52 TITLE: An Amperorictric TLtxW;im Usjn6Coap1exn-(III)-Soltition (Ampero- metricheol:oye titrov;-.niyc ,)ri ponoshchi raetvora komplekoona III) PERIODICAL: 1-Tauohnyye doklady vynshoy shkoly, Khimiya i khimicheskaya tokhnologiya, 1950, fIr 3t Pl)- 5042 - 504 0833R) ABSTRACT: The complexon-(III)-solution oxidizes on a rotating microelectrode in alkaline and acid medium. The peaks of the Volt-Ampere wave curve are dependent upon the concentration and the pH value of the solution. By using the complexon-(III).-2oltition it is j possible to carry out amperometric titrations with nnny elements. Titrations of zinc in aqueous solutions and acetic acid solutions at.a pH value of 3 - 4,5 and a potential of 0,9 V were carried out. More accurate results in the titration of cobalt were obtained in weakly alkaline solutions at a potential of 0,5 - 0,6 V. The titration of bismuth is carried out at 0,~? V. The amperometric titration of iron permits the determination of iron in ores and at;Clomerates by means of Card 1/2 complexon--(III)-solutions. In all cases the appearance of the ,An Amperometric Titration Using Complexon-(Ili)-So- SOVI' 156-56-3-24/52 lution anodic Current indicates the exid of the titration. There are 3 fiGures and 4 references, 3 of which are Soviet. ASSOCIATIOH: Wed= analiticheskoy khimii Dnepropetrovskogo khimiko-tckhnolo-ichesl:o-o instituta im.F.E.Dzerzhinsko'go (Chair of Awilytical Chemi.;try at the Dnepropetrovsk Chn:7icil and Technoloeical Inrtitute ii:icni F.E.Dzcrzhin)-fl:iy) SUBMITTED: January 15, 1'58 Card 2/2 SOV/137- :-;q- 1-2006 Translation from- Referativnyy zhurnal Metallurgiya, 1959, Nr 1. p 275 (USSR) AUTHORS: Usatenko, Yu. I., Klimkovich, Ye -A. ............................ TITLE: Sodium Versenate Method for the Photo- colorimet rir Determination of Chromium in Chromite (Prii-neneniye trilona B dlya fotokolorimet- richeskogo opredeleniya khroma v khromistom zheleznyake) PERIODICAL: Tr - Kor-nis. po analit. khimJi AN SSSR, 1958, Vol 8 (11), pp 169- 177 ABSTRACT: The reddish-violet coloration of the sodium versenate (1) complex with Cr34- is utilized for the photometric determination'of Cr in chromites (C). It is shown that the reaction of CT3+ with I proceeds upon I min heating with a 1000% excess of I at pH 4. The molar I-Cr neutralization factor is 150. Ca, Mg, Al, Fe, CL, and H2Si03 do not impede the reaction. 0-2 g of finely ground G is mixed with 0.6 g soda lime z.nd 0.4 g Na2C03 and sintered at I 1000C for 10- 15 min in a Pt crucible, the bottom of which is first covered with CaO or MgO. The cake is transferred into a flask, wetted with water and dissolved in 25 cc HCI (1:1), or, in case it was sintered with MgO, in 40 cc Card 1/2 H2SO4 (1-4'o. The solution is placed into a 100-cc flask and diluted SOVII 37- ~Q- 1 -2096 Sodium Versenate Method for the Pl-oto-color-m-21r:c Determ:na!:o:~ :rr;r:l to the mark. 10 cc of the solution are t;aken for the reduction of Cr6~ to Cr31- & Fe3+jO Fe2+, 0.2 - 0.3 g Na sulfite are added, and the wliole is boiled for I mn, 20 cc of 0.1-M solution of I are added and upon heat.ng to 60-800C it is newral:zed with concentrated NH40H; at the end of tl-e reacti.on the red-v-,olet color,ng tu!ns .n?O blue-violet, indicating the formation of the I Cy complex. The so)ut-on is boiled for one more minute, cooled, transferred into ;~ 100 cc flask, diluted to ?he mark with a buffer mixture (20 cc 2N CI-13COONa and 80 cc 2N CH3CC)01-1,', m-sed, and read on the photocolorirr,.eter using a green light filter. A Pvt Card 2/2 -24-9-5153 AUTHORS: Usatenko, Yu. I., Vitkina, 11. A. SOV132 TITLE: The Amperometric Determination of Iron With Trilon B in Varicus Materials (Amperometricheskoye opredeleniye zheleza trilonom B v razli(tnykh materialakh) PERIODICAL: Zavodskaya Laboratoriya, 1958, Vol 2~-, Nr 9, ;P 1058-1059 (USSR) ABSTRACT: According to literature data (Ref 1), trilon B is oxidized, at a pH = 8, at the Hg droppine electrode, producing an anodic diffusion wave. In the investigations under roview, it was found that this oxidation occurs also at the rotating platinum micro- anode. In this process, most marked waves are formed in the voltage c-irves, the wave height being proportional to the concentration of trilon B. The pH of the solution has a strong influence upon the current strength. At a pH a. 1, for instance, the wave height is four times that in neutral solutions. An oxidation of trilon B in the alkaline medium --;Ei also possible. Thus determinations are feasible both in acid and in alkaline media, and consequently a trilon solution can be used for anodic amperometric titrations of such metals as form stable Card 1/2 complex compounds with trilon. In the paper under review, iron SOV/32-24-9-5/53 The Amperometric Determination of Iron With Trilon B in Various Materials determinations were made by a direct 'titration with trillon B, without any previous separation of other components. The analytica"'procedure and a table listing the materials tested and the results obtained are given. There are 1 table and 1 referenre, ASSOCIATION: Dnepropetrovskiy khimiko-tekhnologicheskiy institut im. F. E. Dzerzhinskogo (Dnepropetrovsk Chemo-Technological Institute imeni F, E. Dzerzhinskiy) Card 2/2 AUTHORS: Usatenko, Yu. I., Fedash, 11. P. SOV/32-24-10-3/70 TITLE: Wlnffid. n of Casting and Martin Cinders Mnich Are Difficult to Dissolve "'ecording to the Sinter Method (111azlozhaniye trudnorastvorimykh liteynykh i martenovskikh shlakov metodom spekaniya) PERIODICAL: Zavodskaya Laboratoriya, 1950, Vol 24, Nr lo, pp IlBo-1161 (USSR) ABSTRACT: It has been found (Refs 1, 5) that only sintered and not melted masoea dissolve quickly in acida. In the ca3e of sinter-_'na a mininum of flux should be used, because in adding flux components which are difficult to dissolve are being added Ref 5). In the present paper the results of the in- vestigations mentioned in the title are given. The compo- sition of the cinder is given in tables. It, is mentioned that cinders with a greater content of silicic acid and aluminum oxide are more difficult to sinter and to dissolve in the acid. The presence of manganese and chromium in the cinders improves their sintering and the dissolution in the acid. Cinders with a high content of silicic acid and alu- Card 1/2 minum oxide must be heated to 1000 - 1100 0 for lo - 15 SO'7/32-24-lo-3/70 The Decomposition of Casting and Martin Cinders Which Are Difficult to Dissolve According to the Sinter Method minutes. In the case of manganese- and chromium cinders a heating up to 900 - 1000 0 for 5 - lo minutoa in sufficient. A table of renulto o9 tho antilysin of the cindoi-a mentioned in the titla iu triven an well aa the results of a common melting. The decomposition of those cinders was carried out by ainterinf; In platinum crucibles and using a small quanti- ty of sodium carbonate. 'there are 2 tables and 5 refer,:ncr_,3, 5 of which are Soviet. ASSOCIATION; Dnepropetrovakiy khimiko-tekbnologicheakiy institut im. F. E. Dzi~rzhinskogo (Dnepropetrovsk Institute of CheEdical "-echnoloj imeni F. E. DzerzhinskiY) .~y Card 2/2 5(2), 5W AUTHORS: Usatenko Y- I ulpapa, F. M. 337/~2-24--;-~_f/57 TITLE: Lead as an Indicator in the Amperometric Titratiorl of Solutions of Sodium Diethyl-Dithio Carbamate (Svinets kak indikator pri amperometricheskom titrovanii rastvorem dietilditickarl.-n--a'a natriya) PERIODICAL: Zavodikaya Laboratoriya, 1958, Vol 24, Nr 11, pp 1327-17/31 (USSR) ABSTRACT: The resistance of the diethyl-dithio carbamiLtes of heavy metals has beE,n investigated a great deal in recent years. The cp.r- bamates have been arranged in series accord--'ng to the rezistance of the complex compounds. There are the series according to Bode and Tusche (Tushe) (Ref 1), according to Wickbold (Vik- bold) (Ref 2), and according to Eckert (Ekkert) (Ref 3). Sodium diethyl-dithio carbamate (NaDDC) oxidizes at the rotating Pt microelectrode and exhibits two horizontal sections in the volt-ampere curves, at 0-4 and 0.8 vDlt. Motaln which form insoluble compounds with NaDDC can be t4ltratpd ampero- metrically, as was observed by Z. S. Mukhina (Ref 15)- In the Card 1/3 titraton of lead (at 0.8 volt) it was noti3ed that the PbDDC SOV/32 -24-11 -r'-','37 Lead as an Indicr:tor :in the Amperometric Titration of Sollut-_'ons Of Di ~thYl-Di thio Carbamate precipitates out somewhat later. This was attributed to the format~_on of PbR+ ions, which produce sharp jumps in the volt- ampere curves whose heights are proportional to the con- centra';ion of the reagent. The reaction constant of the re- action 2 PbR+W-11 W2 + Pb 2+ is constant over t'-e broad inter- val 2.-0 -4 to 4.1 ()-2 g lead ion/l, and amounts to 9.2.10 5. The PbDDC ~.ons form before the dithio carbamate,--! of iron, man- ganese, nickel, zinc, cadmium, and other ions, but after the format~~on of the carbamates of copper and mercury. As a result the lead salt can be used as an indicator in the amperometric titrat:~on of mercury and copper. A method of determination and the optimal conditions for it are set forth. A determination of silver using this method was not success::'ul. S. Ye. Krey- mer and. L. P. Butylkin (Ref 12) showed that Ni and Co do not displace lead from the carbamate. The application of the de- scribed. method to the analysis of steel, tin and lead alloys, copper-zinc-sulfide ores, and mercury ores with 0.3-0-7% Hg gave satisfactory results. There are 1 figure, 4 $tables, and Card 2/3 15 references, 4 of which are Soviet. SOV/32-24-1 1 -6/37 Lead as an Indicator in the Ampero=etric Titration of --f 3:~---:.= Diethyl-Dithio Garbamate ASSOCIATION: Dnepropetrovskiy khimiko-tekhnologicheskiy institut i=eni F. E.~ Dze:vzhinskogo (,Dnepropetrovsk Chemical-Technological Institute imeni F. E. Dzerzhinskiy) Card 3/3 USATZNKO, Yu*lj- KLDMOVICH, Ye.A.. Decomposition of chromium magnesites by sintering. Zav.lab. no.11:1295-1296 159. (mr-RA 13:4) l.Dneptopetrovskiy khimiko-takhnologichookiy inctitut im. F.E. Dzerzhinnkogo. (Chromium ores --,Analysis) 5(2) 05862 AUTHORS: Usatenko, Yu6I., Tulyupap F.Me SOV/78-4-11-15/50 TITLE: On the Reaction of the Cations of Lead, Zinc, Cadmium and Mercury With Sodium Diethyl Dithiocarbamate PERIODICAL: Zhurnal notorganioheskoy khimii, 1959# Vol 4, Nr 11, pp 2495-24-99 (USSR) ABSTRLCT: By reacticn with sodium diethyl dithiocarbamat.e, Pb-, Zn-, Cd-, Hg ce.tions and others from unsoluble compounds of the composition X~R %e When investigating the 2 (R (C2H5)21 electrochemical properties of N&R it was found to be oxidized in two stages on a rotating platinum miaroanoete. Herefrom the authors concluded that ammetrio titration of metals with the help of NaR was possible. In lead titration the ion + PbR is, In fact, produced first. It is soluble in Tater, and disproportionates according to the equation 2PbR~" PbR + + Pb 2+ 'under the remoyal of a precipitate The dis- proportionation constant amounted to 9.2.;05. Cd Card 1/2 (constant:: 2-4-10 6) and Zn (constant: 2.0.10 8 :1 showed similar 0586;? on the Reaction of the Ca.tions of Lead, Zinc, SOY/78-4-11-15/50 Cadmium and Mercury With Sodium Diethyl Dithiocarbamate behavior. The disproportionation constant of bivalent mercury ions was, however, equal to zero, and the prjoipitate wastformed according to the reaction gg2+ + R--),HgR I HgR + R --,,Io.HgR,, whereas in the presence of chlorides whose *7* concentration was sufficient for sublimate formation, the reaction proceeded in one stage; Hg 2+ + 2R---+ There was a.diatinct parallelism found between the resultant dis- proportionation constants and the solubility product of the corresponding sulphides. There are I figure and 6 tables. ASSOCIATION- Dnepropetrovakiy khimiko-tekhnologicheakiy inatitut im. F.E. Dzerz:!iinakogo (Dnepropetrovsk Institute of Chemical Technology imeni F.S. Dzerzhinskiy) SUBMITTED: July 11, 1958 Card 2/2 5W I- AUTHORSs Usatenko, lu~ I., Tulyupa, F. 1'.. 'Yi'z2-23-_z -7 TITLEs Determination of Copper in Steels According to thp Method of Ammetric Titration With Sodium Diethyldithiocarbamate (Oprede-leniye medi v stalyakh metodom amperometricheskogo titrovaniya dietilditiokarbamatom natriva) PERIUDICALt Zavods~ aya Laboratoriya, 1959, Vol 25, Nr 3, pp 280 -- 283 (USSR) ABSTRACTs The determination of copper by use of sodium diethyldithio- carbamate (I) is based on the formation of a brown compound which is extracted by means of organic solvents . It was suggested to use a titrated W-solution in ammetric Zn and Cu determi- nations in aluminum alloys as well as in vanadium and nickel determinations in steels and alloys (Ref 3). The investigations showed that (I) oxidizes on the rotating platinum microanode with t1wo polarographic waves forming (0.4 and 0.8 v). On this basis copper may be titrated according to the anodic wave of (I). The experiments showed that all accompanying materials of cop-er (Pb, Zn, Fe, Al, Ni,etc) except Al react with M- Card 1/2 Since Trilon B can be applied .only until a concentration of Determination of Copper in Steels According to the Method 507/32-25-3-7/62 of Ammetric Titratior. With 5odium Diethyldithiocarbamate 0.02 atol lead nitrate was used as an indicator and thus the disturbing effect of the above-mentioned metals was eliminated. The influence exercised by manganese on chromium was eliminated by tartaric acid while tungsten must be c)(idized in tungstic acid. The described ammetric determinatior of copper was tested on the standard steel samples 11r 174, 197, 155a, 128, 53b, 124a, and 134 (Table)., The titer of (I) was fixed on steel Nr 174 (0-49/1 Cu). The course of the analysis is described, There are I figure, 1 table, and 3 references, I of which is Soviet, ASSOCIATION; Dnepropetrovskiy khimiko-tekhnologicheskiy institut im. F. B. Dzerzhinskogo (Dnepropetrovsk Institute of Chemical Technology imeni F. E, Dzerzhinskiy) Card 2/2 5(2) SOV/32-25-4-5/71 AUTHORS: Usatenko, Yu. I., Tulyupa, F. L.. TITLE! Separation of Copper and Mercury by the Ion Zxchange Chromato- graphy (Razdeleniye medi i rtuti ionoobinezinoy khronatografiyey) PERIODICAL: Zavodska~-a Laboratoriya, 1959, Vol 25, Nr 4, PP 400-402 (USSR) ABSTRACT: AccordinE: to observations made up to now.it can be assumed that mercury is capable of being absorbed from more-acid solutions than copper. The maximum acidity was determiTLed at which a full absorption of Cu, and H- occurs on wofatite R., MSF-1, KU-1, SPSR, KU--1G, SBO, and sulphonated coal. Experiments which took place by a treatment of *he cation exchangeru with hydrochloric- acid solutions remained without success. The application of 0.1 to 6.0 n sulphuric acid led to positive results (Table 1). The greatest difference in th maximuri acidity between the full absorpti3n of HC2+ and Cu~+ could be observed in sulphonuted coal (3.75 n), SBO (2-75 n), XU-1G (2.5 n), and SPSH (0.9 n). Curves for the flg-e~traction with diluted hydrochloric acid from the cation exchangers are given (Figs 1,2), and it is found that the best separation of the Cu from fig can be attained on 11U-1G Card 1/2 with 1.5 n H 2so 4' The column with KU-1G is filled with 1.5 n SOV/32-25-4-5/71 Separation of Copper and. Mercury bj the Ion L;xchange Chromatc-l-,raphy E930 41 and the solution to be examined is let throueh; the cation e;(changer is rewashed with H2SO4to remove the last remainders of copper. The mercury is then extracted nith a saturate(I amiaonium-chloride solution and hydrochloric-acid solu- tion. Analytic results of an Hg-determinatiort carried out in thi* way are indicated (Table 2). The separation cannot take place in the presence of halogen ions. There are 2 figures, 2 tables, and ' Soviet reference. ASSOCIATION: Dneproretrovskiy khimiko-tekhriologicheskiy institut -4m. F. E. Dzerzhinskogo (Dnepropetrovok Chemical-techn-3logical Institute imeni F E.. Dzerzhiriskiy) Card 2/2 USATEMO, Yu.I.; SHUMSKAYA, A.I. Amperometric titration of silverand mercury by, a thiourea solution. Zav.lab. 26 no.2:149-152 '60. (MIRA 13:5) 1. Dnepropetrovskiy khimikotekhnologicheskiy institut imani F.E. Dzerzhinskogo. (Silver--Analysia) (mercury--Analy-sis) USATXM, Yu.I.; KLIKKOVICH, Ye.A. Reaction of the constituents of chromite during its sintering with various substances. Ukr. khim. zhur. 26 no.2:254-259 ,6o. (MIRA 13:9) 1. Dnepropetrrmkiy khimiko-taknologicheskiy institut is. F.Z. Dzerzhirskogo, kafedra aiialiticheskoy khimii. (Chromite) USATZUO, Tu.l.. VITKIWAs M.A. Amperometric determination of bismuth vith trilon B in lov- melting alloys. Zav.lab. 26 no.5:542-543 16o. (MIRA, 13:7) 1. Dneprope:rtrovskir khimiko-tekhnologicheekly inatitut Im. F.S. Dzershinskogo. (Bismuth--Analysis) USATINKD, YU.I,, 7ULYUPAII F,M, Irtmetion and antperometric titration of zinc and cadmi-am by means of sodium dietthyldithiocarbamte. Zav.lab. 26 no.7-783-786 160., (MIRA 13:7) 1. Dnepropetrovelcty khtntko-tekhnologicheskiy inatitut im. F.I. Dzerzhinako.go. (Zinc--Analysti) (Cadmium--Analysis) (Carbamic acid) USATMIKO, Yu.I, doktcr khimicheskikh nauk "Technical anB.lysis in the metallurgical and by-prodLct coke industries" by B.A. Generozov, Reviewed by JU.I.U~atenko, Zav.lab. 26 nc.8:1037-1038 160. . (MIRA 13-10) Netallurcy-Taboratory manuals) (Coke industry-By-products) (Generozov, B.,A.) USATXZO, Tu.I.; UVAROVA, I.A. Amperometric titration vith a solution of sodium piperi(Linedithior-ar- bamate. Zav.laI, 26 no.10:1098-1101 160. OMU 13 -. 10) 1. Daepropetrove,kiv khimiko-tekhnologicheekly ingtitut Im. F.B. Dzherzhinakago. Owbamic acid) (Metals-Analysis) USATENKO, Yu&-&.; KLIKKOVICH, Ye.l.; IDSHKAREV,, Yu.M. Aqvrmetric titration of merrcurv with unitMo2 so2uti.rm. Ukr,kbim,zhur,, 27 no,6:V3-4327 161. (HIRA 14:11) 1. Dnepropetrovskiy kbimiko-ekhnologicbet3kiy inatituto (Mercury--AnalysiB) USATENKO, Yu.I.; ARISHKEVICH, A.M. (Arishkevych, O.H.] Dimereaptothiopyrons, new analytical reagents. Dcp. AN UIRM no.4:504-509 162. (MIRA 15:5) 1. Dnepropetrovskiy khtmiko-tekhnologicheskiy institut. Predstavleno akademikom AN USSR A.K.Babko. (Chemical tests and reagents) Ali I "M '-17) C if, 'J,'~ T IT' t., t L pyre n T y ::!f 17t8) p t Pepf-r-'. no.27: !,,rat, cf j.j. A.";.; VATI~I:.i`~, YLI.~~ . . - A Arnpercmtr~c 'tV,n-ttl,-,n c - 7.~~rznurj .-.'h Trudv !XHT-- no.16tll,'-v-12Z 16-~ (M-IrTU 1.72) ' SU RUNOVICH, V.Iro; , YLi.'T. Amperaretric L-Antl-l aith golult'lon. Tivity DKIITI no.16:223-431 42 OCRA 1,7&8) USATENKO, Yu. I.; UVAROVA, K. A. Uv'L-ng dithiccarlmmtes in amperometric analysis and investi- gating their ane.lytical properties. Ukr. khim. zhur. 28 no.3: 383-388 162. (MIRA 3-5:10) 1. Dnepropetroviikly khimiko-tekhnologichemkiy institut im. F. E. Dzerzhinskego. (Conductometric analysis) (Carbamic acid) USATENKOO Yu.I.,, dokta.:-. khim.nauk, prof.; SIIVAYGHR,, M.I., POI'OV, V.A.; AVDEYENKO I V. P., "Analysis of metallurgical production materialso Detelmdnation of microimpuritiec" by P.IA.IAkovlevp A.A.Fedorov,# N,V.Bulanov, Review,ed by IU.I.Usated:o and others. Zav.lab. 28 no.7:894-895 162. (MIRA 15:6) 1. Magnitogorskiy metallurgicheskiy kombinat (for Shvayger, Popov, Avdeyenko). (Metallurgical analysis) Jitkov2-ev,P.IA.) (Fedorov., A.A.) , (Niancm,, N.V'O) ARISHKEVICII, A.M.; USAIFNKO, Yii.I. Dimrcaptothiopyrones, new analytical reagents. Trudy IKHTI no.16:27- 34 163. (KRA 17:2) SUKHCRUGHKINA, A.S.; USATENKO. Yu.j. Amperometric titration of palladium with 2,4-dithiobiuret. Trudy DKHTI no.16.,35-4.2 163. (MIRA 17:2) USATENKO. Yu,,_;,,,; SUKHORUCHNINA, A.S. 2,4-Dithiobiurst and I-phenyl-2,4-dithlobluret, ne-d reagents for amperometric titration. Report Mo.lt Acid and polarographic characteristics of dithiobiurets. Zhur. anal. khim. 18 no.11: 1295-1299 N -163.. (MIRA 17:1) 1. Dnepropetrovskiy khimiko-tekhnologicheakiy inatitut imeni F.E. Dzerzhinakogo. ,-- USATENKO, Yu.I.; SUKHORVORKINA, A.S. 2,4-Dithibiurat and I-phenyl-294-dithiobiuret, nev rea4frents for amperometric titration. Report No.2t Titration of mercury, silver, and gold ions. Zhur. anal.khim. 18 no.l2tl447-1451 D 163. (MMA 17W 1. Dnepropetrovskiy khimiko-tekhnologichoskiy institut imeni Dzerzhinskogo. Uawf), L&,I4 UVAROVA, KiA. Use of bismuth as an aMermetric indicator in the titration of palladium with sofftwu bexa tbylonedithiocarbamate. Ukr. khim. shur. 29 no,2tl"-197 163. (MnA 16:6) 1. Dnepropetrovsk y khImIko-tekhnologicheskiy institut. ~Phlladium,--~nalysis) Conduoto*tric analysis) Bigmth) USATEMO, YuI.,* ZAMCRSKAYA, T.V. Amperometric titration of palladium by thionalide. Zav.lab. 29 no.5:291-293 163. (MIRA 16t2) 1. Dnepropetrovskiy khimiko-tekhnologicheskiy institut imani F.E. Dze-ohinskogo. (Pal-ladium-Analysis) (Conductometric analysis) (Acetamide) DSATENKO, Yu.I.; TULYUIIA, F.M. Amperometric titration of mercury and bismuth by a solution of potassium ethyl xanthate. Ukr. khim. zhur. 29 no.7047-751 163. WMA 16:8) 1. Dnepropetrovskly khimiko-tekhnologichaskiy institut im. Dzerzhinskogo iNercury-Analysis) (Bismuth-Analysis) (Conductometric analysis) USATENKO, Yu.I.; ZAMORS'.KAYA, T.V. Solubilit- of thionalide and metal thionalidates. Ukr,, khilm.zhur. 29 no.9:925-928 163. (KRA 17:4) 1. Dnepropetrovskiy khimiko-tekhnologicheskiy institut im. F.E.Dzerzhinskog-o. USATENKO, Yu.I.; SUPRUNCIVICH., V.I. ...... ---- . -. 1-1 .1 Differential amperometric Utration of iridium, peni&ftm, iron and copper by an 8-mercaptoquinoline solution. Dokl. A'N SSSR 153 no-3:622-625 N 163. (MIRA 171l) 1. lhiepropetrovskiy khimiko-tekhnologicheskiy institut im. F.E. DzerzhinE-kogo. Predstavleno akademikom I.V. Tani=yevym. _Y�ATENKO Yu.I.; KUTSENKO, L.M. -.1 1--l- Amperometric titration of thallium with dithiocarba-m-atas. Zhur. anal. khim. 19 :.Plo.ll:1315-1321 164. (MIFjL 18:2) 1. Dnepropetrovskiy khimiko-tekhnologicheskiy institut imeni F.E. Dzerzhinskogo. U SATI NKO, Yu.I., doirtor khim. nauk; 710-PRSKAYA, T.V. T.V.) Amor3rometric V t.-at. lon (.-if' merc~.,- Dolution of ttlonali(Ici. nim. USATENKO, Yu.I.; ZAMRSKAfllt, T.V. ~ - Comparing the mat'sod of amperometric t1tration of netals with a solution of th'Aonalide to cther methods. Zav.lab. JO nc.3: 270-272 164. (MRA 17:4) 1. Dnepropetrovskiy khimikc~-tekhnologicheakiy inatitut. I; UJ r K: im), ~~g 1; SATEN KC) ) yu . I . ; TOL; HA I ~ 1" , A . 11 . Amperometric titratior, r;f' by thlour'm a:I'd -~Is Zav. lab. 31 no-1:34-36 16-5 (. f-:~ - -. ~,,. - 1. Dnepropet-r-ovskiy khimiko-tekhnologicheskiy institut imeni Dzerzhinskogo. ACCESMON.M., AT50124,71 The- compoun& were- used for the -extraction and photometric determiration of mlcro~ quantities of copper, with which they form colored complexes having en abeorption ----m.a)dmt= at-496 mp. - Sini -P.- the Intensity- of the color -depends, on the atedium, reagent, and, valence of copper, the, reactions were studied under various conditions. Thui highest 0 tical density was displa,,red by univalent copper In HCI at p1l 0-1. The best extracting P agents are isoamyl alcohol and mmyl acetate; the lattAr was used in the experiments. The extractabiliq, of the complexes dcp,-mds on the acle-tity of the aqueous solution and the t of reagent used. Dn the basis of eVerinients with pure galLq, methods were amoun elaborated for the extractLve concentration, reextractioa, and photometric determination ad cart chemical reageats; the analyffcal of microquantities of copper Inwater a- ain procedureg involved are ~emqcrihed. Orig. art. has: A. figures, 3 tables and 4 formulas. j'---'.'A5-SOCIATIO,',I;: KOMI5Giy',L pO analitichaskoy kbimil, AN SSSR (Commission on Analytical Chemistry# AN 1) 01) 100 SUBMTTED; 00 ENCL: 00 SUE C E: IC No RE)? GCjVj 003 OTHERs 000 j 2/2 Cord tr7 74CCESSION-IM: AF50170W AUTHOR. satenko, Yu. I.; Axishkevich, A~ ft. Akhmetshin, A, G. A TITLE: Vatractive-photometric depernimatLan of micra= tth auats of bism SOURCE: Zavodskaya laboratoriya, v. 31, no. 7, 1965, 788496 th extraction, colorIzetric -Topic TAGs., - photometric determinationi 140-au.. reaction, dinercaptothiopyrone, o-tical density, Ittainous abaorption ABSTV phot=nlric riethod they developed for 04T.- The authorg -describe- a Acmining microamountit of bitmactth, 'Ilia i-iicthod in b on tho r(~ctic-'l d(. between bist-auth and a reagent a derivative of Ilie bininoun absorovion c;f cmlpotinds oc- OF trophotcmietr~r at,d found Lrj bisrauth with DF*was enamined by tacans of a "e-4 alivet -1be 36-0 tv at Its =1CMUZI.- Vie sengitivity of certain-c.,ilorfmctric reactiont; to 0g -per .6~2 ~ o IL illi=iuated tztorf., c T bismah was comparod -(Jft o '~-Iimlkiate th- -effect- of 9b, A-6, A8, -Cu, Ph, Cd, Fds _H&, Sn) oad Fe, bia=th was isolatud by eytraction in the form of bismuth diethyldithiocarb=,tto by ethyl acetate from Card 1 2 ----------- 4 ACCESSIM 117R: prevent Ilyfil, git;), cyanides, n alkali solution containing tartratezi (j:t and a ~:.a I I IL more than 200 and if palladium'i cm, plexing s.-ent. If the ratio of Cu to 'M is no and silver. are absent in the z. Lxture, cyanide need not be used and bistauth can be selectively extracted fra~-a etbyl ccetate with 5H HCL In the second pa-rt of thz cxperhfr~vnta optical den3tty was iae-m5tiri2d by mcans of a 1'11~:K-N- 51 photocotor-L-anter vith ?.ight filter f(o 1, using va,-r-r as the re-ference aolution; the bLqmuth conf:unt was found ft4~;m Che ca'Alhration curve. The entire analyoisi takes I ht. The as*ny uvror Is +--7 ~~hen I-he Bf. content 1.~ from 0.0005 to 0.01%, SensitivIty of the metho.d., 0.07 ji-g1ce. Tae method waa iutae4 wWi PGSittve reaults to deterialuethe Bt content of tin, chromi=, iri)n are,.cjl,P -',ore, steel, nnd ferrochroae. Grig. art. hav. 2 figures, 2 tablea. ASSOCIATION: Ural'skiy po1Ltekhn1che:;kiy institut S. M. Mrova (S. H. Kirov Ural Polytech"c' Inatitut e) SUMITTED.4 .00 ENCL:, 00 SUB, CODE. OP MK NO.RRF SOVz M 010ERI 005 SUPRIMOVE'll, M.; USIrSAKO, Yu.- perw7~91zi- det-3- n, a lo n o r m r; ly bden L-T, in steele v'--h %,a-.r.Jrt. 31 no.".261-264 16-. 7 18 t 12 1. '~,-.f;rTopf-tvrjirq~iy kh'imilcr,-.tekhiic)!ogichec-kiy '-nrll im. F.'E. Oz -:I r7ii I. ns h opo. SUPRUNOVICH, V.I.; USATEINIKO, Yuj._ Amperometric titration of molybdenum with 8-mercaptoquinoline. Zhar. a.al. kh3m. 20 no.7;800-806 165, (MIRA lgig) 1. Dnepropetrovsk Chemico-Technological Institute. DANILEVSKAYA, A.I.; ARISFEEVICH, A.M.; USATENKO, Yu.1. Turbidimetric titration of copper with dimercaptothiopyrone. Zav. lab* 31 nc). 12tl439-1441 165 (HIRA 19:1) 1. Dnepropetro7skiy khimiko-tekhnologichookly institut imeni Dzerzhinskogo. USArENKO, Yu.I.; KlITSENKO, L.M. - Feaction of triva-lent thallium -with Potassium ethyl- and isoamyl xanl~hate. Zhur. anal. khim. 20 no.5:561-566 165. (KIRA 18:12) 1. Dnepropetrovskiy khimiko-tekhnoloaicheskiy institut imeni 0 F.E. Dzerzhingkogo. Submitted May 7, 1964. TOLUBARAP A.I.; USATENKO, Yu.1. Reaction of platinum compounds with 1,4-diphenylthiosemicarbaride. Ukr. khim. zhur. 31 no.10:1097-1100 165. (MIRA 19:1) 1. Dnepropetrovskiy khimiko-tekhnologicheskiy Institut imeni F.E. Dzerzhinskogo. Submitted May 7. 1964. EPR/y',~-."r (1) /EPF(c) APF(n) -2/ENP(q) /MT(n)/BDS/T--2A3(v)/ L ~-22FS(w)-2 F7C/A,5D/SSD.. AF -Ps-4/Pr-4/Pu:-4/pe-4/Pab-4/pt-4 WwAM ACCESSION NR: AP3003ZOS s/oils/63/000/006/0021/002?, AUTHOR: Ma.Fgulia, 0. Kamenetskiy, ~3.; Lakh, V. 1. I itadny*k, B. I. TITLE; Refractory.jilp1q~q.on of thermo-electrodes used in measurin te eratures SOiMCE: lzmeritellnaya tekhnika, no. 6, 1963, 21-22 TOPIC TAGS: insulation, refractory Insulation, high-temperaturle measurements, VR-5 alloy, YR-15 alloy, VR-Z0 alloy ABSTRACT: As porcelain caps and beads slipped over thermocouples withstand only temperatures of up to 1, 000 -1, 500C, other materials - MgG, A11.03 , and ZrO2. - were used for developing refractory insulation for high-temperature thermocouples. Wires from ttMgBten"rhenium allOYB containing 556 (VR-5), 15% (VR-15), and 20%. (VR-;!O) rhenium were annealed at 1, 400-1,650C in Card 1/2 L 19712-63 ACCESSION NR: AP3003205 ~~nd VR-15/2 thermocoupl 0.001-torr vacuum and in hydrogen. VR-5/2 0 es were made from these 0. 34-mm wires. The Mgo caps and beads were tested separately for five hours in argon at 2,40OC; they also worked in induction' furnaces at temperatures up -to Z, OOOC without appreciable vaporization o~ volatilization; however, in 10"' -torr vacuum at temperatures over 1, 600C*'a 11considerable wear was obse:rved. 11 Orig. art. has: no figure, formula, oi table. ASSOCIATION: Ukraz auc.hno-issledovateltskiy~ institut ogneuporov (Ukrainian Scientifi( :h Institute of Refractories) p SUBMITTiD: 00' DATE ACQ: zzjul63 ENCL; 00 SUB CODE: IE NO REF SOV: 001 OTHER: 002 Card 2/2 ACCESSION NR; AP4015329 S/0131/64/000/001/0024/=8 AUTHORS: Marguliss 0. X.; Unatikov, I. F.; Kamenetakiy,, A. B. TITLE: Refractory materials for the protection of fhemoolectrodes used in high- tomperaturo measurements souRcEt ogneupory*,j no., 1,, 1964,, 24-28 TOPIC TAGS: refractory mateAal,, zirconium dioxidO, magnesium oxide# thermocouple protective jacket, VR 5/20 thermocouple, OPPIR49 0yromateri Ta=an electrical ordaj TVV-2M oven., high-temperature oven ABSTRACT: A procedure for Vie production of themocoupla jackets is described. These jackets made of zircoaLum dioxide and magnesium oxide were up to 600 MM long and 22 mm in diameter. Despitatho differences in their COAP03itions, it has not been possible to determine Vaich material is the more advantageous* The tests weA carried out in a Taminan electrical oven,, a TW-2K oven,, and in hig;n-tomperature ovens. It was established that thermcouple coverings described here should not be used under reducing conditions, Testa carried out at 1 x 10-J mm Hg pressure w4er argon in a TVV-2M-*Yon showed that-the X&O jackets should not be used for ~,,'d 1/2 ACCESSION NR: AP4015329 measuring tempef~atures in vaauuit. ~Whsn the thermoc6uples were placed near the water-cooled paitd of the ovim; thbir jackets we're destroyed by thei abrupt tempers- ture differencei.~ The HgO coverinks can be used in.taking measurwants under argon. ~at 2400C for a pekod of 5 hours, while thi ZrOj jackets withstand a temperature of, 2400C for several:minutes and miy be used for exterdbd periods at 3.900C In vao~um,, under nitrogen and-under argon. The long coveringo'had to be attacihad to graphite supports to pre*efit their bezx1ing At high temperat0es. Orig. art.. bass 2 tables and 3 figures, ASSOCIATION: Ukrainskiy nauchno-issledovatellskiy institut agnoulk)rov (U~rairAan Scientific Research 1natitutAvof Refractory Materials) SUBMITTED: 00 DATE AOQ& IoFeb64 ENCLt 00 SUB CODE: ML NO REP SOVs 003 OTHERs OM 2/2 i ACCESSION NRs APW13186 S/0131/64/ODD/002/0063/0()67 f AUTHORSt Mareulis,,O. Me; lisatikov, 1. F.; Kamenetakiy, A, Be TITLEt LArge items of high thermal stability made of zirconium dioxide SOUROM Ogneupory*,, nos 2, 19&;$ 63-67 TOPIC TAGS: zirconium dioxide., thermal stabilityj refractory, characteristic, refractory mterial) refractory shape affect, refractory size effect ABSTRACTs It was previously established that the thermal stability of refractory materials made of zirconiwi dioxide increased if certain amounts of isometric and monoclinic ZrO were melted and mixed together. The present work was carried out in order to d;?ermine the aptimal quantities of the monoclinal part and the optimal grain sizes of both parts. The experiments showed that: 1) therimal stability of large itcms made of zirconium dioxide increased with the use of 0 to 60/A fraction of isometric Zr021 2) the monoclinic, zirconium (introduced in im3ignificant quantities) gave best resu:Lts when its grain sizes were smaller than 2 but even with 60 grains its theinal stability and the deformation tempw3ratupe under load Cremained-t1tiefactory.; 3) 15% of coarse monoclinic zirconium gave the best resultv, : Card 1/2 ACCMION'NRI Ap4ol.3186 (the increase of its content from 15 to 25% lowered the strength of the mate'rial at room temperature); 4) thermal.stability of large items made of zirconium dioxide was affected by tho shape and the size of the item; 5) the introduction of the monclinic zirconium considerably increased the thermal stability of large items in comparison to thove made only of isometric ZrO2. Orig,. art. bass 4 tables and 1 figure. ASSOCIATION: Ukrainskiy rutuchno-iseledovateliskiy inotitut ogneuporov (Ukrainian Scientific Research Institute of Refractories) SUBMITTED: 00 SUB CODEs ML Card 2/2 DATE ACQi O2Kar64 NO REF SOV 1 005 ENCLs 00 OTHER: 000 _-L-1-1149-9-65, --r_WqQ4Wr,,-M. 1b) PrAl-__ Fs4illna-h W-rVWe11JD1JG 'ACCESSION N RII: AP4047018 S/0l3t164/00Q/Dl0/0436/G44G AUTHOR:. Karaulov, A. G.; U s sk t L ko vIr TITLE: Pkoduction of cast products from zirconium dioxide 'SOURCEt Ogneupory*, no. 10. 1964, 436-440 ~.~~.TOPIC TAGSt refractory, ilrconLa refractory,zirconta, casting, cost refractory ~ABSTRACTs--A-study has confirmed that the addition of IGZ monoctinic tirconLa to zirconia stabilized i the cubic form raises the thermal shock resistance of refractoriesizade from this material. This re- ..search was done because of the contradictory data in the literature :'on thecasting properties and thermatshock resistance of such refr&L- tories. Thermal-shock resistance was determined by subjecting cruci- ble specimens to cycles of heating to 1600C and rapid air-cooling ..until crucible failure* The.expediency of using 10% finely ground ._:__.nonfire4 monooliale-zirconia ins-toad of thefired variety, was shown; the-results were -conf Irned -in the production of a pilot batch of ..:refrattories, This amount (10%) of nonfired zirconia had little Card 1/2 L 17829-65 -ACCESSION NRI -AP404701.3, affect onthe -structuraA and mechanical characteristics of suspensions Lmproved. the therma'L--ahock-resistanc e~of-the refractories; cast-- __Angs,retained thesame liring shrinkage as with 20% fired circentat -,'The use of no nfired zLri:onia eliminates preliminary compacting of the zircunia, and firing and grinding of the compact. Origd art. has: 2 tables and - 3 figures. _-,,_-ASSOCIAT-ION t, Ukrainakiir-Na-uch-ro--i-aslado va-tel'skiv LnstLtut- (Ukrainian Scientific Research Institute for RefraztorLes) SUBMITTEDt 0 0 'ENCL: 00 SUB CODE: GC -HT Rd REF SOV.1 Oll OTHERt 000 ~"Card212 KAYNAR.SKIY, I.S.; GAODU, A.N.; KARYAKIN, L.I.; USATINOV, I.F. Teehnology of corurdum refractories. Ogneupory 30 no.2-37-'l 16, 3 ) ' ' 1. Ukrainakiy naitchno-iseledovateliskly inatitut ogenupDrov* KAYNAJiSKIY, I.S.; GAODJ, A.N.; USATIKOV, Lt. Ssml-lightweigh~ corundum refractory. Ogneupor7 30 no.5:3&-40 165. (MIRA 1815) 1. tlcraimkiy nauchno-iosledovatellskiy institut ogneuporov, t 12t60-66 , EWP(e)AVrr(m)/E P F (n) - 2/1/511T (t )/FIJP (b) IJP(c) JD/',.*4j(JCyVd -- --- --r4 --ACC -NRr - AP6o0O758 UR/0131/65/ooo/ol2/0042/bO45 2) AUTHOR; Marguli~s, O.Mq V ORG: Ukrainian Research -Inatitutd for Refractories (Ukrainskly nauchno- Issledovatel's 1y - k _A" ~i tu t ogqeporov) TITLE: Thermocouple coverings made-of zirconium dioxide and magnesium oxide ~;--l -,,,I SOURCE: Ogneuporyp no 12 1965, 42-45 TOPIC TAGS: refractori oxid~e, zirconium compoundt magnesium compound, thermocouple, high temperature material BSTRAOT: Object of the work was the development of thermocouple cover- ago which can operate at iemperatures of 1900 and 240000,.,IThe zirconlu ioxide used had a content of zirconium dioxide plus hafn u i dioxide not ess than 96%, and was stabilized with calcium oxide in the form of halk. To improve thermal stability, the thermocouple coverings were ade of a mixture of the cubic (stabilized) and the monoclinic (unstab- lized) forms. The best thermal stability was shown by coverings made o Ixtures containing 40-50% fused monoclinic zirconium dioxide or 20-309 nnealed zirconium dioxide. The coverings were poured into gypsum forms ad were dried in the formB to a moisture content of 0.5 to 1.0%. They ere then annealed under aanealing conditions given In a table. To toot he mechanical properties of the coverings, samples were propared in the L 12160-66 ACC NRt A.P6000758 form of oubeo with an edge length of 300 mm and prisms 140 u= long with a orooo section of 15 x 8 inm and were annealed with the coverings. The article gives tables with Ue results of teats on volumetria weight, porosity, compression yield point at 165000, and bending strength at i 140000. Ana'Logous tests were made on coverings made of magnesium oxide. In this case, the test samples contained 96.7%.magnestum oxlde and 2-5% calcium oxide. Orig. art. has: 1 figure and 3 tables. SUB COE: 07,11/ SUB14 DATE: 00/ ORIG RU: 008/ OTH RM 000 2/2 USATIN. P.B. Criteria of mechanical properties of bearings for measuring instruments; quality factor. 7~-udjr 10 ITO Priborprom. no-3,' 5-18 156. (KMAL 100) (Ilectric meters) USATIN, P.B. )(Inature a.c. electric meters. Biul-takh.-akon.inform., no.l: 40-43 160. (Electric meters) (KMA 13-5) USATIN, P.B. Bleatric maters for networks witb infra-low frequency currents. Biul.tekh.-okonvinform. no~2:35-38 160. (MIU 13:6) (Electric motors) 9(6) AUTHORS: 01nile k iy LJ1 J., , Candidata of T() 1 4//':IOIJ7 Technical Sciences, U3atin, P. -Irgiw3or TITLE: Me-asuremen-t of Infralow Freqvencies 0 PERIODICAL: PriborostroyenAlye, 1)60, Irr 5~ PP 1-.10 (USSR) ABSTRACT: In the Introduction, the anthore mexAtion s~~-.roral fields in which electrical qaantlties with very low frequenritn nust ba measur.. ed. In the p:resen* parpr method!3 for the d.* a,;7r~-wqe and complete compensation of the ingtrunt--tit dU0 -,ij "he h:-.thsrec, o(;cur- ring fluctuations are (113.5cus,;~:,-11. I'M. fmt11(.-s f.Lr.,!t jeal with the reduction of these fluctuEktionri ~1,- increaa-ixig thr~ mechani- cal inertia or the damping, of 'c~he ~.-.I.,3trument, in thi,- tney pro- coed from tb,) equ&tion of' .~f ~ho :aov4~,'. (:f the system,, and -,h-~y shoov that tin,:3 Lowiir lirAtizly, frequen,;-f i-4 cen- siderably be'.ow 10 cps, In tt-~e 94 h--)at-, biri,~tai, -, anl thermoelectr::cal instruments; 'hea'. inerz-a 'be for the purpose of reducinK 14he which were carried out with theimoeleotric i*nr!t~:-,:n-n-~3 ,i '~h6 Labo~- ratoriya kafadry izmeritc-J.'ny1.1. rolltekhri-, cheskogo instituta ('",9borat-ory of Chrlr fr~,r In- Card 1/2 struments of the I '0 04 /,3 7 Measurement of Electrical Quantitiej at Frequencies J014/B007 results~ The use --f rectifiers And olectri: and :~Ipctrom-~.chan'-L- oal filtera %1so yielded good roaallt:2. `Ilho- of the above meationed laboratory, V. -[- 'vakova and F., B, Usatin, developed in3truwAnts, wiinv voltmster~) and ammpr-ers of the typezi Ta'30, which rvai-j?jri.fw, th-~~ lo" ffrequana~ alternating juantitie5 by rw-tl~if~r.,Jion ~tnd filt-)-.Ini; ligre a suggestion made by t R. Kh,irchenko 'Raf 5) Val used. It is :11'urUer poss)ble to -zqluc,~- indicator f1,.ictuat-',-)n3 by oompensation of the alternat~-"K t--ojPjjcncnA of "Sorquo acting upon the indicator, Thi:,, -,f:.. t1cr,7 1-1y uc-Ing E. 1,.)U bl 0 - 5), the co-J's of ivhi;,h arg conne.,,t- measurement-instrument (FIF L.I. 0 ad within the circuit in sach a mariner thut 'he flucturAti:~na compensate one another. Finally, frequency mersurenert.- in this low-frequency region is dealt with, In the freqiienc,, met,er for the range of from 0 - 2 -ps, -Ahich i~ --Ortc-yn :.r. fii,~ree 8 and 9, the rOctified lor -freqaency alterreatinj~ -)~-,age charges a condenser ;he.- discharge cur,ent Vf vhich lo xenjured by means of a milliamneter, There are 9 fi.i,,ures and ~ 5oviev references- Card 2/2 USATIN, P. B. The D129 voltvattameter for three-1,hase current. Biul.tekbL.- okon.informi. no.8:29-30 160. (MIRA .13:9) (Electric saters) USATIN, P.B.; LONINOV, G.D, Over-all sizo and connection dimensions for bodies of electric measuring inotruments. Standartizataiia 24 no.2:16-19 7 16o. (MIRA 13:5) (Blectric instruments) USATIN, P. B. "Measuring of reactive power and power factor of electric circuits with non- sinusoidal current and voltage" Paper sented at the Seizond International Measurements and Instruments Conference, ('.DIEKO~reBudapest, 25 Jum - 1 July 1961. USATINv P.B. DeBigning 13races for movablQ_pazts of electric measuriAg instr=ents. Izm.tekh. no.2:32-35 F 161, NIRA 14:2) Plectric instrurkents) 1 USATTS 0 P. B. ,-- 1-111-1 ---, Measuring reacti:re power and the power factor in case of z non- sinusoidal current and voltage. Izz.tekh. no.60S-41 Je 1Q. (MM 34:5) (Electric measurements) KAPLYANSKIY, A.Ye.,2 doktor tekhn.nauk,, profe (IerLingrad);-U.UTTll,-T.B.O----.- inzh. (jeMjngrL4%,7 MMUER, 6.L., inzh. (Leningrad) Y Portable multirange motar for measuring voltage. am :,,es, ohms, p" watta., and varn. Elektxichostvo no. 5,84-87 My 162. (RIRA 15 ~ 5) (Electxic meters) USATIN, P.B. 11 1 Lj Measurement of T'saction pewer in circuils with ron31MI.Sol al current and vol--.age. Nov. nauch.-issl. rab. po metr. VNIIM no.6:21-24 164. (MIRA 1R!3) USATIUKj--M. K. - Marinovanie plodov i ovoshchei (Pickling of fruit and vegetables). Pod red. A. Vasilleva. Moskva, Gostorgizdat, 1953. 34 P. SOi Monthly List of Russian Accessions,, Vol- 7., No. 6, Sep. 1954 USATIY, A. F. and LAZURKEN, :%. S. --C ------- "Observation of Radicalc in Proteins During Irradiation UrAng the ESR Method. Kinetic Laws." paper presented at the Symposiun on Biological Effects of Ionizing Radiation at the Molecular Level (IARA), 2-6 juiy 1962,, M=., CZ00h. 24 (4), 21 (8) AUTHORS: Vasillyev, G. Ya., Usatiy, A, SO11/20-125-6-11/61 Lazurkin, Yu. S.T-Ma'ricov, A. TITLE: Measurement of the Luminescence and Darkening of Glass During the Procesa of Their Irradiation in a Nuclear Reactor (Izmereniy,? lyuminestsentsii i potemneniya stekol v protsesse ikh obluch3niya v yadernom reaktore) PERIODICAL; Doklady Akademii nauk SSSR, 1959, Vol 125, TTr 6, pp 1219-1222 (USSR) ABSTRACT: The present paper is intended to work out the construction of a device for the simultaneous measurement of the luminescence and dark6ning of transparent materials in a nuclear reactor and to deal with the carrying out of experiments by means of this apparritus. The uijefulness of parallel mensurements of the yield 3f the luminescence and of the darkening of the sample may be seen from the close connection between these phenomena during irradiation. The device consists of an aluminum tube of 5 m length and 60 mm diameter, inside of which two tubes of the darkening tract (polished inside) and one polished tube of the luminescence tract were fitted. Card 1/3 Further details of the apparatus are described. Luminescence Measurement of the Luminescence and Darkening of SOV/20-125-4-11/61 GlAss During the Process of Their Irradiation in a Nuclear Reactor and darkening were measured in the perpendicular, dry, channel of 65 mm 1:with external water-cooling) of the experimental reactor V7R. In this reactor ordinary water is used as moderator and coolant. The channel was near the active zone of the reactor. By variation of the power of the reactor various values are obtained for the differential dose. In the case of all experiments temperature remained below 350. The samples consisted of 10 mm thick disks with a diameter of 20 mm. Th-9 following quantities were measured by remote control: a) the brightness of luminescence and its time? dependence at various differential doses. b) The darkening of the samples and their time dependence at various differential doses, 0 Measurement of darkening after irradiation was stopped. Measurements were carried out on various type4i of quartz, pyrex glaos, cerium glass, polymethylmethacrylate, and polystyrene. In the case of all quartz samplas, the relation B AP hoAs up to a differential dose of P - 2000 rad/sect wh;re A donotes the specific brightness coefficient of luminescence. In the case of polymethylmethacrylate and Card 2/3 polystyrene the brightness of luminescence Jnw3n-qw Pith progrv_ning Measurement of the Luminescence and Darkening of SOV/.20-125-6-11/61 Glass During the Process of Their Irradiation in a Nuclear Reactor time and increasing integral dose. The optical density D for some dozens of minutes remains on the equilib:rium level, the amount of which depends on the differential dose, and changes only little with an increase of the integral (lose. The measurements carried out in the course of thia investigation are only the first part'of a series of measurements which is planned.. There are 3 figures and 2 Soviet =eferences. PRESENTED: January 8, 1959, by A. P. Aleksandrov, Academician SUBMITTED: September 23, 1958 Card 3/3 USATKO9 lu.l*j FFDASHp 3.P. Manganese die tlrrldi thi oc- arbamate in nonaqueous solvento. Trudy Komoanalokhime l4z183-190 -163. (MIRA 16.11) SERGEYBVI V.D.p inzh*; USATOV9 A.G., inzh. KD&151 railroad crane* Stroi.i dor.mash. 6 no.8113-14 Ag 161, (IMIRA .14:8) (Cranes, derricks, etc.)