SCIENTIFIC ABSTRACT MELNIKOV, YU. S. - MELNIKOVA, G. K.

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CIA-RDP86-00513R001033510014-3
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December 31, 1967
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SCIENTIFIC ABSTRACT
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ACC -N,3; AT6633998 SOURCE CODa;; --UR-/3227/64/003/~~U6/U!36/lj;,~.2 Mel'nikov, Yu. S._; Sobakin, Ye. L. ORG. none TITL---: Semiconductor -type rprn-meter for wound-rotor induction SOURCE: Tomsk. Institut radioelektron-lk-' i elektronnoy tek~u~iki. Tz,,.Idy, v. 1964, '138-:42 TGP-:C TAGS: induction motor, autornatic control system, rp,-,. rneter .A_1STR_AC-1': To eliminate space -requirin'g tachometer construct:on., i,;id ciraw"-acks associated wit"n, parametric tachometric Levices, the measurernen: o: . r C' -. o r - c "; I- r ent .7requency, w1iich is linearly connected w't- :he motor rpm, is sugg,~stc:d. To -his e.-c-, a :.-esistor is introduced into the rotoz- circuit, and the vollta~,e clrop across res-stor is used as a source signal applied to a transistorized amnpl;fier. A principal circ-uit d~aararn of this amplifier is shown, and its operation is explained. Clairned advantages: no contacts, no mechanical attachments to the motor, no rotating parts. Disadvantage: high amplifier gain needed as the source signal is small. Orig. art. has: 3 figures and 6 formulas. STUB CODE: 09 / SUBM DATE: none / OPUG PLEF; 00 1 C C-,- dl Rjaol,FEN, ,,,.M., kand. tekhn. nauk;-I&LINIKOV9 YU.S., inzh. oving wire. Elektrotekhnika 36 -0-': Electrical heat-'Lng of a m :2:', 53-55 my 165. 0 t, V z % 1 o f -:-e e rev e f: Ie ee,a let; 1'e t e 1, 1 fro -..e -,ren n-z ne e 41, -e r:r 7-,,7 ;1~-, -01;i.3 5, T "Cl -,)Q -inc, i rig -v-, t preneat 77~--n!-:-icture :-f par,~s. Card illr 1', al --tateria-' r~~r,-ent Z e!; :e.- wire feed raze: ACCESSIO14 NR. AP4040698 S/0135/64/000/006/0016/0019 AUTHOR: ChAnlev, A. A. (Fngincer) Zaytsev, V. I. (Engineer) Skakun, G. F. (Candidate of technical sciences); Mel'nikov, Yu. V. (Engineer) - TITLE: Vacuum-tighr scam welding of MA8 alloy SOURCE: Svarochnoye proizvodstvo, no. 6 (630), 1964, 16-19 10PIC TAGS: magnesium manganese cerium system, magnesium mi~ngaftese alloy, cerium containing alloy, MA8 alloy, alloy welding, seam welding, alloy weld, vacuum tight weld, airtight weld ABSTRACT: Tne. conditions 'for obtaining air-ight seam-welded joiats in sheets of MA8 magnesium allov (1.5-2.5% Mri; 0.3% each A! and 1-1 0. 15-0.357' Ce; 0.05*4 each &u and Fe ; 0.02' 3e, 0.15Z St; 0.01Z Ni) have been determined. Flat snecimans, assembled from sheets of the same or different thickness which varied from I to 4 mra, and shells 400, 800, and 1500 mm in diameter, made from 1.5-mm sheets and rein- forced with outside riba 1.8-mm thick, were seam welded. To compensate t-ord 3 ACCESSION NR: AP4040698 for poor reproducibility of ph,isical and technological ProDerties , w 0 1 eldments and the unstable characteristics of welders,double seams overlapping one another on 40-50% of their width were used. Both mechanical and chemical methods of surface cleaning were found equally satisfactory. Fusion of th-p- Lhinner sheet up to 60.% of its thickness can be tolerated since it caus~2s no metal overheatinp, crack forma- ~ion, decrease of corrosion resistance of the weld, or leaky joints. ~n welding circumferential seams the nugget thickness,particularly in the inner sheet,decreased with decreasing shell diameter. Hence, the geometry of the joined surface!-, should be caken into account in rhe selection of welding conditions in order to avoid inadequate fusion or overheating. Seam welding of sheets of dissimilar thickness with a thickness ratio of 1:3 or higher produced satisfactory joints only with the use of an MA8 alloy insert, 0.1- or 0.3-mm thick, between electrode and the thin sheet. Special electrodes with intensive :~,.ner water cooling have been designed forseam welding of MA8 and o~--.tier magnesium alloys. With these electrodes welding speeds as high as 60- 70 spots per minute can be attained. The tightness of joints was tested with a helium leak detector. Orig. art. has; 7 figures and 2 tables. ACCESSION NR: AT4012721 S/2981/63/000/002/0111/0118 AUTHOR: Mel'nikov, Yu. V.; Zyukin, V. V.; Oboturov. V. 1. TITLE:., Welding of SAP-] SOURCE: Alyuminiyevy*ye splavy*. Sbornik statey, no. 2. Spechenny*ye splav'rrit. moscow, 1963, 111-118 TOPIC TAGS: powder metallurgy' aluminum, sintered powder, aluminum powder, sintered aluminum powder, welding, resistance welding, flash welding, spot weiding, roller welding ABSTRACT: Welding of SAP-] by the flash and resistance methods was performed with 1.5 mm sheets made of preliminarily treated brickets. Compar;son of the strength and structure of the weld joints showed that manual argon arc welding of SAP-] using AF-4A flux is possible with high temperature annealing of the brickets. The strengLh of the weld joints equals 95% of the strength of the base material at room temperature and 70% at a temperature of 500C. Both roller and spot weiding of SAP-1 n-ey also be used. The strengLh of the weld joints is the same as of high-strength aluminum alloys of the type DigA-T, D2OA-T and D16A-T. "The work was carried out under the guidance of K. P. Koryagin; 0. B. Martishin, M. V. K~rotMa and F. T. Leonov also took part in the work." Orig. art. has: 9 Car ACCESS I ON NR: AT4012721 tables and 10 figures. ASSOCIATION: none SUBMITTED: 00 SUB CODE: MM, Card 2/2- DATE ACQ: 13Feb64 ENCL: 00 NO REF SOV: 000. OTHER: 000 L 46113-66 ENT(!n)/~OIF~(y)/V -ETTA:w2(i T 7P(C )_ ___ Ea( )/ I ~ JD/W ACC NR.. AP603~141.1 SOURCE CODE: UR/0135~66/000/009/0020/0023 AUTHOR: Chirkov, Ye. F. (Engineer); Sokolov, V. L. (Engineer); Mellnikov, Yu. V. (E'ngineer~__ ORG: none TITLF: Automatic argon-shielded welding of IM140 alloy SOURCE: Svarochnoye proizvodstvo, no. 9, 1966, 20-23 TGPIC 'ZAGS: aluminum alloy, alloy welding, M'IG welding, automatic M= welding, -7mtm mechanice', property/m40 alloy ABSTRACT: Experiments have been made to determine the optimum conditions for auto- matic IGG welding i1j4O aluminum alloy. Clad -Lll-oy sheets, 3-mm thick,heat-treated, strain-hardened and aged (TNI), or ~-ieat-treated and strain-hardened (TN), were auto- Tatica,lly MIG welded with MW or [Wg~c) alloy t'iller. All welds were found to be heli= tight. Trhe highest weld efficiency (87.7'A) and a tensile strength of 38.5-42.2 kg/mm2-at a bend angle of 38-40 deg were obtained in welds with base androat reinforcements made with M40 filler wire, a specific heat inDut of o.4o8 cal/sec-cm, and a steel backup Dlate with a 6.0 x (1.2-1.3) mm groove. -Lne I same welds without reinforcement had a tensil.e strength of 34-35 kg/mM2, a bend angle of 44-48 deg, and a weld efficiency of 76.50, A 7-12% increase in the heat Inuut lowers the weld strength by 12%. The use of a copper backup plate, the absence Card 1/2 ____ uDc-: - 621.,791-753-93:669.35 L 46113-66 ACC NR: A?6o3l4li of a gap between faying edges, or a s~mal_- groove in the backup bar require a higher heat input, which lowers the weld strength. Aging after welding m40 alloy in the TN condition did not improve the m_~chanical properties; hence, full heat treatment of parts from M40 ELIJoy should precede welding. Welding with AMg6 filler wire brought about no appreciable difference in the strength of M40 alloy welds, but it increased ,he bend angle to 50-57 deg and also increased by aLnost five times the suscePti- bility of 11"LO alloy welds to hot cracking. -he difference in strength between the we_~d and base metal decreases with increasing terriperature, and at 250C equals zero. Crig. art. has: 3 figures and 2 tables. ms SUB CODE: 13/ SUBM DATE: none/ ~)RIG PEF: 005/ OTH REF: 001/ ATD PRESS: 5D87 Card 2 /2 -N,& a a J, #1 91 At j L Sit- _AID f c All r A 0 Blocktatical formatiou of ox&Uc acid from cugar. A. A "d'aikitva attil V. S. Butkevich. Jrlcrabloiog T. oo Q11W. - % %traill (,( A Sperrillto filter will it RMki viliaetly 1~ reirk- acid it"I"a"On wA I "t rl". "I"i" "Ittiq ' wetv raised at 3o qw) a inrilium txmts, migai .1. %IlsNO, ()..I, Klj,I,0. 41.0tki, Mj*-*A)..-.ll,4) 0.19M, LuSA)"411.0 13 0.1X)4 and Ft" 0.0113%. Me Addil. 'If MgSkl, highly &c- tivatell tile accumulation of oxalic acid. The yield corre- sponds to 3 inals. of acid per I mai. of cugar. This r4tio ind"tei that there is no preliminary splitting A- lit AIC of rca~llc% a max, t"Ward tile clid of the sugar SUPPI T. if Sl EW-96 C~- oat Z, '$I- toper# -00 to's so go* 400 009 Zo* 90"Oll AM L 4 6 CIA 4 9 T Ir IN 4 3 0 z a 00 6 a 0 00 a 0 a 4 4 4 Al a a IS Goo 00 0 *as so 0 0 a 0 00 0 0 6 a 0 0 4b 0 0 a k u a 40 41 All CA is -16 - - III- A 7 A 1, 10 11 to 11 W ts 16 1' is A lk -L- II I A I A a- A 0 of 00 0 it Activation of the procen of citrk add aci:umulstion by sudece atotdo of AspefVffus aiger. AA. Mef ~njkova and 49 V f rft)(11130VA. 11"frobialogy ((''S R. 9, A:,,14 4L% on Engfoll. cf. C'. A 32, llki7:1'. For *0 'e".1vulation 14 the powth ittediull, Anti tit-wi-mly .4 00 utar soln. KNO. and N'11,NO* were equally KINNI A, X VKIfeV% %2NO. WaS Wit %0 good. Mflifflo gt0WIJ oil j 00 '".-diurn ")nlg. 2411.1N0. wrre ff"-t active when A ugm a 06 r 01. "in wa~ -titituiled Only train L M.- I., -e 00 it .N1 1, NO, was added to thr magar -iln , Anti did not re*ct to tfic Addn, of KNO, All m Ill., 00 train, lumed the reverse reLition. Strain la wa, III,., 040 -'tn ul~teate vi~nls. KNO. '. XCI, ~mj J.- -14" r . th', K(N( lo, and Na.NO.. NH.Cl and Xlf,N0, hall m, if," Changing th I ;r sugarmiln. every 4 day- during a gee :1 1wri-I mid addn. of ()A% of KNOI Ili 1he %uh%fraft 0 goo 00 IMII-Aull th,- total yield of vitrk- acid and thc anit if -all 00 1.-, Tin, pr,xvlu- did wit 1,,w" I h,, ., id ;:;c miluvd. 0 I'll ig varurity of the surface mold during Llf? d4y, sit o I All w- miid~ at :w 42 1 1. Pow i see t --- j--r- u a AV -000fI;- 044 wit of 4 cg a ic it KID to jo 00 0 * 0 0 0 0 0 0 4 . . of::::: 000000000 .. 00000 0000josooogooo c1- .6. 416. ^ ZA 1% M see 6 a a 0 0 C& 6 a Q 0, 6 C a *a,* 6000 0- q 1 4 1 vig"R13141166 tin tembill u a m as ke v P, r. it L; U 14 0 to v 1; 14 0 it A., .1 a ts'l, A I 00 OSA Dibadc adds c"(Walud fame C a0mam tMerm"Wee -*0 pradfActs in tkill bfot%"l GKideks of Itiatmime to QUALIC 00 J. acid. V. S. Ifuttkevk-la slid A. A; Rel'atka". 04W go Akad. 'v4sth S. S. 8~ R. so, IM m(liml); (71,41pit fray U S 39 148-60(1943) Previou k 0 dd 4R 31S.*i~S-j ;i;,~ed that disiivi, ..id.L7.f 0 (1) by As Mutt miftir (AN). theyieldmi of exalie ApproaM the ulax. (3 111ol'- 11 I-Ct niol. of I Lmmcd) ottly duting oxidiation of the latter Swittkut* if the 1 1, a.. dur tuiso of the I bad been arted oo by AN. The lutestticitlate oxidation pcoducts were k1cutiflett A% follows. A 2 1 9da.. cautS. 1.2 -2.0% NallCo.. tival, KID 0 Acted on by at 30" 'Until 60-637C Of the I had rC&Ct"l with tomiatim of 1-11.6 nmtg. (A 0 gwr Mal. of I leact"t The rewlting win. was treated with C&.%04 to lips It. tuti,mt. Acidified with 11,SO. auxt card. with vittei retildue obtained on eva:m. of the ether cxt. w" frae- ZOO tionally crystd. fnxn water. The 4 frzetino~ obtained, in order Of inCte"ng WAY., COM4j%tCd ffi~jly 01: ISt fumaric acid (1111). 2nd III mixed with tatintaTte acid JV). J,d IV, 41h nualk &cut M. 'rhe aim.. of 1. Ill. IV and V rwavctrd wctv such as to sulgest the prr%citce (if ottict 400 undetected hitemediate oxidation Product', Otte of wtik-h 00 was pcolably glisconic W. Per" MCI :800 CIO* A%Q'SLA 041ALLIJ44KAL LITINAlust CLAWOKAMN C a too 7 1q1'1W';Ti M 1711t ill v U- v- '6 LsU fA AT T 13 IN to IT P is 0 49 a a n 0: n An 1 4 a 0 0 0 0 * 0 0 0 0 0 0 0 e "Or2e 6 ~ 0 0 0 0000 00 0 0 0 0 a 0 * 0 0 0 0 00 90 0 411 me 0 * ANTIBIOTICS "A Study of the Physiolog-icai Ft-operi'_F~S VariDus Stra-Ins of pen' ci' lin-producing Per-c-illium chryso~-,erjum", Ly A.A. Mel'nikova and Ye.I. Surikova, All-Union Scientifi.--Resea:-6-1 Antibiotiki, No 3, MBY-June 195 7 , ac ~: -~~ - The authors say that di.fferen-_es ~n tqp ability rif produoin(7 Denicii- lin by various strains of Peni7:111lium -Lrysogenurn ieads one to suppose that there are also cther physioLcz:.ca_. aiffpr-nces among tham. In this article, the authors aftpuq)4. 1.(, Pxp;ain the uhysLuiopjcai characteristics of different strains of Pen_ciiLlum chrysogenum by way of the study of the peculiar.-~'kes of metaboiism that appear in the pro- cess of fermentation during LLe bLi,,-_syn*,-,.~~-is of per~'(~; 'Iln. Three different strains of Peni,~illium -hr7s-,,enum were used in the process of experijmentati,in: Card 1/3 ANTIBIOTICS VNIIA-35, VYIIA-A, and a "new variety" The culture medium was of the following composition: (NH4)2 so 4 - 0.5%; KIT PO ij. Mj,,S0- 5L,C) 025%; FeS04 - .(H2() 2 4 4 0.01%; ZnSo4'7H--.o - 0-002%; CuSOOFL20 0.0005%; MnSo 4 -H20 0.002%; gLucose - 045%; lacl,,D:3e - UCCtL(- acid - 0.24%; lactic acid - 0-5%; pH after sterilization of media - 6.1-6-3. Sugars were sterilized geparately and added to the nedia before see- ding. After describing in detail the technique foilowed, and the findings, the authors present the following conclusions: I. Varioue atratno of PenicMium chryoogenum diffL)lr from one ano- ther both in the ability for bLosyntheols ~jf penicillin as well as in other physiological properties. Card 2/3 - 21 W44!,~J 0 SURIKOVA, Te.j. Nitrogen metabolism In Penicillium chryeogenum. Part 2: Stu4y of attrogen fractions in the cycelis and culture nedium of Pen14llium chryoogenum [with summary in Inglish]. Kilrrobiologiia 26 nool:35-44 Ja-F '57. (MIRA 10:6) 1. YsascyuzW nauchno-issladova tell sL-iy institut antibiotikov. HoAva. (NITROGEN. detabolism, PWaicillium chrysogenum, daterm. in norcelia & culture media (Rua)) M ICILLIUM. metabolism. chryeogtinum, nitrogea fractions in pycelia & culture media (Rus)) SURIKOVA, Te.1, ,;_,Nn';JUOVA, A -A. Carbohydrate metabolism in Penicillium chrysogeaum [with summary in,Nnglishl. Mikrobiologiia, 26 no.3:285-291 MY-Je '57. (KIRA 10:10) 1. Voeso7uznyy nauchno-issledovatellskiv institut antibiottkov, Moskva. (FRUICILLIUM. metabolism, chrysogeaum, carbohydrateB (Rua)) (CARBOHYDRATES, metabolism, Penicillium chrysogenum (Rue)) 1W hELINIKOVA, -A!!A..; VASIL'YEV. G.H.; CHURAN, N.D.: TESELOV, U.N.; SNEZHI[OVA, L.P. Culture media for detecting antibiotic substances in Rctinomyeetes. Kikrobiologiia 26 no.6:762-766 N-D 15y. (MIRA 11:3) 1. Tsssoyuznyy nauchno-iseledovRtel'akiy inatitut antibiotikov, Moskva. (ACTUCKYORS, culture, media for detection of antibiotics (Rua) (ANTIBIOTICS, determination, in Actinomyces culture, culture medin (Rue) MMLINIZOV,A..A.A., SEMENOVA, V.A.. SOLOVIYEVA, N.K., SNUZHNOVA, L.P. GnMBURG, G.H. Formation of actinoxAnthin; a now antitumor antibiotic [with summary in English]. Antibiotiki I no.1:18-22 Ja-F'58 (MIRA 11:5) 1. Otdol novykh antibiotikov Vaesoyuznogo nauchno-isaledovntell skogo instituta. (ACT INOMYCES, globisporus, Drod, of nnti-tumot, antibiotiq actinoxnnthine (Rus)) (AM IBI(r- ICS, actinoxanthine. anti-tumor aCtiVity & Drod. by Actinomyces globisporus (Rus)) (CYTOTOXIC DRUGS. same) ~TMINIMVA,-A.A.; SURIKOVA. Yo.I. Oxalic acid formation in Penicillium chrysogenum biosynthesia. Izv. AN SSSR. Snr. biol. 1. V.9oso3ruznvy nniichno-i9slodovafol'Bkiy during penicillin no-5:579-583 S-0 '58. (TAIRA 11-10) Institut antibiotikov. (OXALIC ACID) (MICILLIUM) KWNIKOVA, A.A.; VESRWv, N.m. Comparative ohysiological investigation of two strains of Actinomyces violacaus which produce antiviral antibiotics. Antibiotiki 4 no.1:31-36 Ja-F '59. (MIRA 12:5) 1. Vaesoyuznyy nauchno-iseledovatellelciy institut antibiotikov. (ANTIBIOTICS, violarin, prod. by ActinomyCeB ViOlaCeUS (RUB)) (ACTINOMYCES, violacous, prod. of antibiotic violarin (Run)) MINIZOVA. A.A.; SIJRIKOVA. YO.I. Conditions for the cultivation of Pemicilliam chr,7sogenun on synthetic media [with summaz7 in English]. Mikrobiologiia 28 no.1:52-57 Ja-F 159. (KIRA 12:3) 1. Vaesoyuznyy nauchno-issladovatel'skiy inatitut antibiotikov. (PMICILLIU14, culture, chrysogenum, on synthetic media (Rua)) MELINIKOVA., A,A.; VESELOV, N.M. Paper chromatography of antibiotics Produced by Actinomyces violaceus atrains 452-7 and 121-2. Antibiotiki 5 no.2:9-13 Mr-Ap '60. (MIJU 14: 5) 1. Vsesoy-uznyy nauchno-isslEsdovatellskiy institut &ntibiotikov. (ANTIBIOTICS) (ACTINOMYCES) SEMIOVA, V.A.; ILt IFSKAYA, S.A.; TAYG, MELINIKOVAX A.A.; 3HNEYM=,A.I,".; BUYAIIOVSKA'YA, I.S.; Study of some actinomycetes forming closely related anti- biotics. Antibiotiki 8 no.1t12-18 Ja'63. (MIRA 16:6) 1. Vsesoyuznyy nauchno-issledaratellskiy institut anti- 6iotikov. (ACTINOMYCES) (BACTMIOU)GY-.MLTURES AFID GULTUPS MKDIAj) (ATTIBIOTIGS) GEFNANOVAJ. K.I.; GONCHARSKAYA, T-ya.; DELOVA, I.D.; ILIINSKAYA, S.A.; MELINIKOVAC A.A.; ORESHNIKOVA, T.P.; RESHETOV, P.D.; RUDAYA, S.D.; 9_WT_T-9Y_Y1_A_ r.T-.; SOLOVIYEVA, N.K.; FHOKHLOV, A.S. Gomponents and antiviral properties of some streptothricin anti- biotics. Antibiotiki 10 no.2:117-122 F 165. (MIRA 18:5) 1. Voesoyuznyy nauchno-issledovatellskiy institut antibiotikov i Institut khimii prirodnykh soyedineniy V1 SSSR, Moskva. GEL^Wil,l M,,F BM:L LJ, 1? 1,; RIJZT~j , D.1,1. ; GPEK , N.V. ; SHEVULVA , N.S. llew method for the aut-~matic microditerminaLion of carbon and hydrogen in organic compoLnds. Dukl. AN 5SSR 161 no.1:107-110 '65, NITUi 18:3) i, In8titut 'IN SSSR i Spetsiall- nove lennstruktor 1 (-~:F,,sxngo priborostroyenip AN SS~R. SUbmittod "IlLy "'9., 191`14, 71. v. n. , FMlj L I I AUl I I, tA . I ~. "a: ~(l , i . to.. ~ jj~tU. L~;: L:~ ~ I.. ~ , 1. K~ ~P~:I) - - - "In-vest4;a-~-":Dn rf 'the -~-7 --ac---rs -,,-e I - ~-_ f'c.'e:-,t .Df Raditun ~., Its 1 1. Piijc] al-A Dari ci-- 1. ;~~ KWKO.kN, V.11.- WiLINIX'OVA A.A. kw~~~ Formation of abnormal mixed W - LaF cr7atals in the cr7atallazation 2 3 of lanthanum fluoride melt. Radintchimlia 1 no-3:241-2116 '59. NIRA 12:10) (Iaantbanum fluoride) (Crystals--Growth) KWKWdl, V.R. -, WVT")YUS, G.P. ; M'NIKOVA. A.A. q -, ... ... 1-- - ", 7~~ - . Distribution of thp radioactive isotope of lead. ThB, '~etweeu the anlt and crystals of alkali netal halidea. Raeinkhimiia 1 no-3:247-252 '59. (KIIbI 12:10) (Load-IgotnPAS) (Alliall metal halide crystals) i/I KIDKMAN, V.R.: MELINIKOVA. A.A. Effect of the chemical nature of the second coq)onent of a birar7 system on the coprecipitation of radium with baritm chloride. Radiokhimila 1 no.5:514-520 159. 0-'JRA 13:2) (Radirm) (Barium chloride) XLCKHMI, T.R.; FULIVIKOVA, A.A.; MY.41ISHEV, X.G.; SMIFSOV, V.S. Effect of complex formation In the melt on the crystallization coefficient of rudidium chloride in the systems KCL - LIC1, KCI - BaCl 29 KCI - CaCl 2. Radickhimiia 2 no.4:386-392 160. (MMA13:9) (Rubidium chloride) (Crystallization) (Chloridas) 9 /1 1901r,,rY21^106 AD225/'-26 A A, 2 9 V. R.; M", A. A. TITLE: _r, 3; -.r.~ 4n r.,-iil. V1 -N aC-1 -E~ 7i,'- 12z-1 ~yy PER! CIDICAI 2, 71:,3 - 7c-.4 T :Ek- a* pr,~v',--,~- ~-rki ~Ri-f. V. R. R. glogm,~n, S. A. Paj~.F-v, 0, R~f. V. R. Kinur~Lr, Yu. M. Giir- ma2K#~-w. Ral!~)kri-r'ya r rr Q,, r l ar-c,- vi~,u" of 1-he ry zi'* f f Af. f f I-Al i-l r-d-mr- I V wItt 1. th- Lnary Fy~*.e-n KC1- -BaC!2- Tr.- da'~L of 119,CL is le~- "h'a, P. M~' ;ni K v3. K. 5. My-tkllh~v f tl~ F. A. A. Cari .12 3/18t The- --~ff P-3'. ~f rh~ -I. f f f .... AO~: "/A 129 and V,S. 3rrrr,,:-i, ~;nmt! Thu6, It 1:? - _ 7 , ,,. ,I ~ I 1~1_,.'~ ,- 1 17 t7~* 5 -_ a I z v~ _' o,,, ~In:: -will -_u',fons in caz" cf tto~ rri-r(~- omp Wi5 n,Dr :n In cf :rrp~,ni !n 7, h SUBM: --~'E:j Car.:[ 2/2 KATSI,SLISON, F.Ya.; MONIKOVA. A.F. Results of treating epilepsy in children with trimethine; catamnestic data. Zhur.nev-r. i p9ikh. 6upp lament :82--83 157. (MIRA 11:1) 1. i)iSDansernoye otdeleniye dlya detey i podrostkov pri Dsikho- nevrologicheskoy bollnitse imeni Solov'yeva (glavnyy vrach V.D. DaniBov). (F.Pil,&PSY) (GUZOLMIN&DI01,E) M-NDCOVA, -- , .- I " "Flnuresio; a clinical and genetic study" [in English] by B. Hallgron. Reviewed by A.T. Hellnikovm. Zhur.nevr. i Doikh. 58 no-7:8,Q2-993 '58 NIRA 11:7) (URIIIH-111CONTIMCE) VMNINOVA. U.K.; SMMNOVA, Ye.I.; KAUCHEVA, N.F.; KUZNETSOVA, N.I.; KEMINIKOVA, A.F.; DOBROTSEVETOVA, T.Ya. liffectivness of complex vaccination with live vaccines against plague, tularemia, brucellosis, and anthrax. Report No.2: Intensity of immunity in complex vaccination of guinea pigs aga'~nst intratracheal infection. Zhur.mikrobiol.,epid.1 Immun. 30 no.11:19-24 N 159. (MIRA 13:3) 1. Iz Gogudarstvennogo nauchno-lealedovatel'skogo instituta mikroblo- logii t apidemiologii yugo-vostoka SSSR. (PLAGUE, immunol.) (TULAREMIA, immunol.) (BRUCELLOSIS immunol.) (ANTf1RA.1 immunol. (VACCINATION) VALIDITER, Oleg Anatollyevich; SHALINOV, Aleksandr Voevolodavich; MELINIXOVAJ, A.I., red.; VL.AS(TJJI, 1;.A.,, tekhr.. red. [Electromagnetic fields in septate wave guides of electron accelerators] Elektromagnitnye polia v diafragmirovannykh volnovodakh linoinykh elektronnykh uskoritelei. Moskva, Gosatomizdat, 1963. 65 P. (MIRA 17:1) T&RASENK0. Natallya Yuvenallyevna; 11,~EMNIKOVA, A.I., red.; FOPOVA, S.M., tekhn. red. [Industrial hygiene in handling thorium] Gigiena truda pri rabote s toriem. Moskva, Gosatomizdat, 1~,63. 86 p. (MIRA 17; 1) (Thoriur,-Safety measures) LEVIN, Vasiliy Yevseyevich; r-1EL'NIK(-VA, A.I., red.; HAZEL, Ye.I., te-khri. red. - [Ni-lear reactors] IAdernye raktory. Moskva, Gosatam- izdat. 1963. 303 P. (MIRA 16:11) (Nuclear reactors) !RODOV, Igor' Yevgenlyevich; YEL1NIK(,%,A, A.I., red.; YAM', Ye.l., tekhn. red. [Problems in atomic and nuclear physics] Sbornik zadach po atomnoi i iadernoi fizike. Izd-3., perer. i dop. Monkva, Gosatomizdat, 1963. 343 P. -(14IRA 16:12) (Nuclear physics-Problems, exercises,..tc.) KRUPCHATNIKOV, Valentin Mikhaylovich; MELINIK017A, A.I., red. [Ventilation during work involving radioactive substances Ventiliatsiia pri rabotakh s radioaktivnymi veshchestvami. Moskva, Atomizdat, 1964. 199 p. (MIRA 17:12) ZIE.P21.0VOY, Aieksandr Ivanovich; LAT'-IIEV, Georgiy Dmitriyevich; I il red. I-El IIIIKOVA, A. I.. [Nuclear r:.bgnetic resonance in a I'lowinf,- iiquidjl lAdr~.-nyl' i:,agnitnyi rezonans v protochnoi zhidk03ti. lNoskwn, Atorr~ ("T izdat , :A 17: 11 1961". 2',2 p.. NIFUNTOV, B.I.; PROTOPOPOV, D.D.; SITNIKOV, I.Ye.; KULIKOV, A.V.; ., red. [Underground nuclear explosions; problems affecting in- dustrial nuclear explosions] Podzemnye inaernye vzryvy; problemy promyshlennykh iaderwjkh VZrTrr~-i. Moskva, Atom- izdat, 1965. 159 P. (MRA 19:6) K021AROVSKIY, Aleksandr Nikolayevich., doktor tekhn. nauk,prof.; MELINIKOVA, A.I., red. -------- [Constructii of nuclear reactors) Stroitel'stvo iadernykh ustanovok. 'L.2., dop6 i perer. Moskva, Atomizdat, 1965. 382 p. (MIRA 18:12) SEMENKOVA? A.V.; BELOVA, Z-'N-; PELINIKOVA, A.I. Discussion of M.A.ShvechIkovIn article *T---t u:3 improve econr;,mic planning." Vest. sviazi 23 no.10:27-29 0 163. (M:RA 1. Nachallnik planovo-finansovogo otdela Ministerstva svyazi AzerSSR (for Semenkova). 2. Nachallnik planovogo otdela Saratovskogo pochtnmta (for Belova). 3. Starshiy ekonomist Dzhankoyskogo uzla svyazi Krymskoy oblastl (for Mellnikovn). M'NIKOVA, A. H. Fangi in the city of Rostov-on-Don and Rostov Province. VeBt.derm. i yen. 31 no.2:47-48 Mr-Ap '57. (14IRA 12:12) 1. Iz gorod8kogo kozhno-venerologicheskogo dispansera. (ROSTOV PROVINCE-DERMATOPHYTES) L 12101 -66 EW1 ACC NK: - _V60i 526- SOURCE --CMR;'"-'tnt/0070/63/010/00,6/0791/0799-; Ll q AUMOR: Chernov;--~~.- A.; Mel'nikov&, He -43 ORG: Institute of Ccyst Ilography,.. S R (Institut kristallografii AN SSSR) TIM: Growth of crystals from a solution in the presence of an extraneous spherical particle SOURCE: Kristallograftya, v. 10, no. 6, 1965, 791-799 TOPIC TAGS: single crystal growing, crystal Imperfection P~, 5- ABSTRACT: One of the ways for introducing impurities into growing crystals is to generate channels under foreign particles located within tWe- solution or melt nearthe surface of the crystal. The present paper investigates theoretically the growth of the face of the crystal from a solution in the presence of a spheri-I -cal particle. The concentration distribution in the solution and the crystlalliza-~! ~tion conditions are stationary (the conciantration satisfies the Laplace equa- tion). After formulating the general problem concerning the crystal growth under a . field caused by the these condition , the authors determine the concentration presence of the sphere at a,fLxad distance from the plane crystallization fronts The possible incorporation of the.mother liquor under the sphere due to a lack 1/2 U13C: 5".52 L 12099-66 EWT(1)/EWT(M)/T/~W(t)/kWP(b~/EVA(c) LIP(c) JDIGG ACC NR: AP60607iif' AUTHOR: Chernov, A A.; Mel'n1k2X H. ORG: Institute of Crystallography, AN SSSR (Institut kristallografii AN SSSR) TITLE: Gro th of crystals from a melt in the presence of an extraneous spherical particle SOURCE: Kristallografiya, v. 10, no. 6, 1965, 800-804 TOPIC TAGS: single crystal growing, crystal imperfection ABSTRACT: This paper, which is a continuation of a preceding arttr-le (Kristallo- - a' 5-4ystals from grafiya-, 10, 6, 1965), investigates theoretically the grolkh`% _L melts in,the presence of an extraneous spherical particle located over the crystal line surface. The growth is assumed to occur under stationary conditions, and following the formulation of the problem, the authors determine the temperature field of the growing crystals in the-presence of a sphere at a fixed distance from the plane crystallization front. A discussion of the results shows that during the interaction between the particle and the crystal the sphere either accelerates the growth of the crystal or a channel is formed within the crystal C~nder the sphere. Orig. art. has: 23 formulas and 3 figures, '% Card 1/2 UDC: 548.52 ~L 12099-66 z lose 7---o Vol jW4 6 1 L A MOTALLMCAL UTUATUM CLAUMMATON 198,1410 "it d"O 044 iF 1=67sAWAA."d lob im is dM N. u4wkave 196k IL is notaww" ald Kojohaws to untrat- W-thr. R. T. .00 COO roo too its** C-2 M1100 ra o VYL /Y VA - , rn Kh 'k td 11 dak dt-xis (z I rlkl~, S- lN% -Kqv ,v) e el KUZ'HXNKO AN Zhur. Prik-Aad. ~Khh;- 1 26 1121 01 1 1U fg?,= eoataitts tip trjSO% SiOjaf4 ' as 6tr cted by has fifth Sorption churacteviltic%, RIM 161 $y A Obiting with 5 N KOIL The gol met the req6iremcrits o W3 !1311,1, standard OST 2956-47. BXK q L AUTduRS: Losev, B. I. , Mel ' nir-,ova, A. N. e -d Ei'piner, I. Ye. (Lo,~c PITLE: Halogenation and ex~-ra-ct-ion of LermaniLui from, coal irisirae an ultrasonic wave field. (Galaidiroveniye i A:.zviecne,-~iye germaniya iz u--ley v ,-)ole ul'trazvuKovyKh voln). CD PERIuDICAL: Izvestiya Akademii Nauk SOSR, Utdeleniye Te,,--anicnes&i--:r.L Nauk, 1957, No.9, pp. 90-95 (USSR) ABSTRACT: Coal ash does contain a certain amount of cerr.anium. In earlier work (Refs.1-4), the authors investiEated tne ash of clarain ~jnd vitrain and, particularly, of lusaln. Since ultrasonics Lave dispersion and cLemical effects, it was obvious to assume that it is oos.3iDle to intensify by means of ultrasonics dalogenation reactions which represent an important staCe in tne process of extrecti~~n of rare elements from the coal substance. In tne ex-periments the coal was crusaed to a frLiction passin,~, th-rout~h a sieve with holes of 0.25 aun. Tfte studied coal contained not over 0.00L)6% of 6rermanium (relative to the ash content); only ia a single specimen did Uie c-ermbniun, content amount to G-C)0175%. Bromination of trie coal vias effected La a tliree-neci~ flask containinG an auitator. A certain quantity of water was added to the coal and the Card 1/5 mixture was carefully intermixed. Followin,~ that, broiae 24 - 1,2'/ Halogenation and extraction of ermanium from coC--.l irs-iue L--n ultrasonic wave field. was introduced in drous and the bromination weos for a spe2ified time whilst continuously mixiL~ tf!~- reac,,i-,~~ mixture. Then, the coal was separated fror:; rne li:iuicL phase in a Buchner funnel end wasned from rne Lusorbed brome by distilled water until the wasainc,., water showea a negative reaction from tne point of view of h&lo~d content. Following that, tne coal was dried at 60 C and analysea and the quantiby of germanium in the filtrate was determined by means of a method developed by NazareLhco, V. A. and Ravits&a, R.V. CalorinatioiL was effected wiailat feeding chlorine at a speed of two bubbles 6t~cuud. For sepa~2atin), the germanium it is extracted frow tae analysed aqueous solutions in the form of Ceriaaaium tetr&- chloride from 9-nori,,,i~l hydrochloric acid wita carbon tetrachloride. Tae extract of L~,,eruianiuffi teLrficfiloride in carbon tetrachloride is effected by me~)ns of' writer which is then acidified and Lelatine und plienyl fluoride are added. Ultrasonics of 38C) and 75U Icc/sec from a piezo-qubrt~ plate of 50 mm dia. wiun a rbdiation intensity of 8W/cm of the radiatinE surface. The distance C~rd 2/5 between the reaction vessel and tue piezo-qjE;rtz plate 24-9-12/33 Halogenation and extraction of .--ermanium from coal inside an ultrasonic wave field. equalled 1.5 to 1~ cm. HaIGLe_natioa inside a u-, T.-r- zz - nic field was effected for coal of 0.25 to --.lu mfi~ fractions in an aqueous medium and the extraction of -~-eri:.Linium by halogenation of coal vies investigatea inside an ultrasonic field as well as the extraction of -erLii~anium frou, Coal under the effect of an ultresoaic field without halogen- ation. The results are 'plotted in 6raphs. An intensifica- tion was observed of the process of halobenation during irradiation with ultrasonics and this is primarily attributed to the fact that the presence in the aqueous solution of daloid is partlj activated by the ultrasonics, which leELds to the appearance of atomery crilorine or broL,e wilich is chemically more active tlian the molecular haloid. It is poin-,ed out that activatiou of cerUEiiri ;eses in the ultrasonics field is possible only in Ghe presence of cavitation; speedin6 up of the naloi~enation ~-,rocess is in principle possible at such an intensity of' trie ultra:~oL,_"- at which cavitation pbLenomena will inevitable/ uccur; U."-- certain conditions cavitation will se in approximately for a radiation intensity of 0.3 71/cm . In the here described experiments, the irradiation inteasity was 6 '41c,_,1~1 Card Y5 however, the irradiation was effected in glass vessels 24-9-12/5~1 Halogenation and extracti,-n of Eermanium from coLl inside En ultrEsonic wave field. waicti were submer6ed into an "Ultra:3UIIiC" according to Bergmann, the surface of 61E,,ss rt;f .-t ~, c &f/c of the incident ultrasonic ener.-Y. Of interest is the fact of separation of E;erinLniu:,i fro::i Tut coal inside an ultrasonics field in ~jbseace of -. n.r-loia in the reaction mixture. TUe ftypottiesis is expressta niet separation of Lerii~aiiium from coal is apprecii,bl,% :--ffecteu by mechanical forces wtiich are linked witti L.Iitj peLirLnce and collapse of cavitation bubules wtiic~i LHncr~-tt z3aocK waves capable of breakia,,- up UlaF, coLil substFrice, provided tiiat the cavitation cavity forms at a clistLnce not exceeding a few microns.from tiiu coal particle. Tte results throw a new li6ht on the interisif-Jea sep~-ratiun of germanium durinE; simultaneous irradiatio:, Lild 6enation of coal in presence of sliblit iaLinLities of cE;rt)on tetractiloride. Tine selection of tilis com~.,ouad is nut accidental since it is ~-nown tnat traces c~~--zon tetra- cialoride intensify oxidation processes '.. ultrb- sonics field, as a result of wnicti atoui:i~y CI SI)lits Uff easily. Intensificetion of tte cdemical .-)r--cesz3es in Card 4/5presence of is additionally explaiiea by I~ne fact CC14 L14-9-12/33 Halogenation and extraction of 6ermanium from coal inside an ultrasonic wave field. that,bein6 broken up into fine particles anu scattered throughout the entire volume uf tLe water, it produces nuclei of easy disruption of the continuity of tile irradiated liquid under the influence of ultrasonic waves, i.e. it improves the conditions for the formation of cavitation. On the basis of the obtained results, it is concluded that the halo6eriatioa of coal proceeds much more rapidly inside an ultrasonic field than under ordinary conditions; the process of brominations proceeds about 160 times faster inside an ultrasonic field thian without such a field. Depending on the reaction conditions, bromination of coal inside an ultrasonic field permits extraction of 5u to 1000/c of tile germanium contained in the coal charge. Carbon tetrachloride has a catalytic effect on the processes of separation of germanium from coal by the method of brumination inside an ultrasonic field. The experiments also showed that under certain condiuior;s it is possible to extract germanium from coal without Card 5/5 simultaneous halogenation. There are 4 figures and 4 Slavic references. SUBMITTED: June 5, 1957. AVAILABLE: Library of Congress. A'L'TH OR S i Losev, B. 1. , Ell-liner, ;'. Ye,, 'I 'ILE: Or. the Halogenation COitl.3 Under r-ni'lueace of 1Jltr--E;(-.,ra',~ '(ks./es 10 protsesse galoidirovaniya uj~lley j,o! (J(.,y--,,tv-yP~i kovykh voln ) PERIODICAL: Doklady A-kademii Nalik. 1 f ~USSR) A33'2RACT: By extraction o" rare :.v tals ger.tion of coals ~~ave becume a bei,'a:;~1k2 method applied for this Ftir;,-3e. *~(~-.-;eve-,, ex-lict dada is -- the mechanism of hal'D~.,enation ure lackiLn--, n," t:le e 1: methods are not characterized by a ~Ii&i yiel,-'', E~ of halogenation is heteroeeneous, Ittakes place at t-,~e boundary of two phases Solid c(;al ,,ase us -;~Llide. Naturally, f or t,.is '3011 pha 3(~ el 1, !i 1'j surface and '-i.-her In addition, incre-a3c in -.,-e acting halide e gT,,ee Card 114 Phe3e reqLzire~.iento F-re On the llaloiZenution uf Co-tlj Innuence of LntrUq(:)njC WaMS devised b,- t'.-- use of ultra3oni(; which'. incre~,ge ~j z3---verL. ,)ri,,7in,al atiount t.~.e ceaction Jt~id :,%I t",,e t i on o f c o; 11 w i J e ,i r ;-.1 j L., 'j :_ :, r relatively milu c,_,r 1 i t i e Y, n a re lative 1y Ic -m i r: r r!.-.s tf W' ves ais~, ac A quart z,,~enera t,~r -,,v i .3 ie d . 211 eq:~ar, t i:ws by the coal ~eter:.-,int_d t~i,2 le- vised in t'-e lnjti'~Ite t'.e t,"t,rj Jf t",_1r~_ t 'I: e r un fer "A" --e 1 ca.,-. be 3e-~n fr.,:7'. e i see C t ex~( sed t~, ul~rajor~,- w,iVCj tn eC a 1 ~3 without beim- r,-,, 26 d ~o of f.'s .1 ry -,-i ~ i jI' I., r . m i n e ~-! u r i r,:, i o_ p 3 . seven -e th e t ime 1 -1 - e VV -I, Q,_ I r, I~,2 3 L" -1 e t 0 7 - 5 7"- - 2 h E .3 ea t a a r e c .-- r, L a I n v d i n ,auer ur.;Jer revie-a. :he la-ter v:~'ue n 3oni c aave fleldl) c,irrespcri-Is to twe::tly i-:;ra r. at 00 Without expj3ure to "i" traguni~~ the proces,~. ui' brui-,iination i-:3 acce Le rated t, Card 214 its ori~in,Ll efficiency. A crilorina-ticn. 7 13 Gn the Falogenation of Coals Under Influence of Ultrasonic Waves paper under review) the process of absorption is accelerated almost two- and-a-half tires. Rou~7h interpretation of tils acceleration: the ultrasonic waves hm a disper3ir,:- effect, probably as result of i;iechanic forces that are created at opening and closin[; of cavitation bubbles. It appears that considerably mechanic -forces also are produced when the pulsatinC frequency of the same tas bub*-~les ccincides wit'n tlie frequency of the ultrasonic oscillatiens (resonance phenomenon). Another posjibility is the appearance of the activated halide as result of the molecular dissociatiGn in the cavitation cav--ties, a phenomenon discovered for iodine (with subsequent redu,~tion) as early as 1-150. It should also be taken into account that in the cavitat or, cavities there apPear, as result of the splitting of the "activated" water molecules, products wit~z oxidizin, ,- e ffe C t 3. 2here are 2 tables, and 4 references ,f whi-ii are Soviet J Card 3/4 ,;: - '- i . / , 0 0 On the Halogenation of Coals '~'rder Influence of Ultrasonic Waves ASSOCIA'.L"ION: Injtitute of Minerai Fuels, AS USSR (Institut Eoryucnikn islkopayemy:ch A~radeiii n-uk- SSSR) PRESENTED: December i1 , 1,'j56, by A. N. Frumkin , Me ~~'Der tne Acude:.-i., SUBMITTED: October 2, 19~7 AVAILABLE: Library of Conjress Card 4/4 AUTHORS: Lose v. B. I., M-! 'nik(-,v a, A. . N.. '-a pryri r. a.. Troyan2kaya. !, TIT 1,r": New Metriodi of Examining the Material C )mpos it ion ('r-q I (Novyye metody izucheniya veshchestvennogo s~istava ugle.y ~~IERIODICAL: Vestnik 'kademii na~iK 1~-cs, Nr 10, Do 16-6(-, (~T,7: A BST R-k CT i Regearch witti th~L., purpose of obtaining. the mnst. effective methods ol extrac-,,, .,, metals from coal -xa.9 carrifd o,,it a,. tne ln,;L~~tut iskopayemykh .'.' ka aem i i ni.i K ~ , ~ , i [ nt i - t u t e !'o 7 Mineral Fuels oi' the .!~: I jr ~n-q ~1-raysl ~L,, ~.Luctro-hyaro et'f,cts -nere us,~cl. Tht- influence of tne rioai~ o-~- radiation on the yielci of germani.;m L7 0 * A 1 11 1-1- may bp s~i~-n in t~iolt! ). The second mF-tnod coh.SISI I I 30nic tre3tm~nt -)T coai durinR its haiopenUl lon. Trit- r-3,Air - expt-ximents witri ultrav!onic trentm-~nt of c~)ai ,n ~It iisted in taoi- 2. A more intensive disr,ipt i cin j t n, C D11 *-.1 , V forces of' rar~~- elempnt~i in coal is obtaineu oy tne unk~ ~l tvo-hydraui L(-- Eii'ects. Tries~- experiments weve cqrrl;,a (-,kit in !n, Laboratori.v-, PLek,rogidruviiCh(-.--1K0P0 eff'~ktfi Card 112 inst,,tuta (;Labora~ur.y : - SOV/ 50- -8- 11-;-9, . -. , New Methods of' Examining Lhe Material Composition of Coal ;,A'fects of' tne ~.t,nilli,.~ra(l ~-~)Iytechnic Institu- %,~. direc-.ion of L. ,,. futkin. There are ;~ tauiAS. Card ?,12 LOSEV, )3.1.; AIVOSOV. I.I.; RELINIKOVA, A.N.; AWOSOVA, Ya.K.; CHIBISOVA, L.I.; CHONM, V. I. I - -- Use of ultrasonic waves in coal bromination. Trud7 IGI 8:131-141 '59- (MIRA 13:1) (Ultrasonic vavas--Industrial application) (Coal--Anal7siB) IDSEV. B.I.; MELINIKOVA. A.N.-, SAFRYKIN. F.Ya.:. YUTKIR, L.A. Crushing coal by the electrohydraulic method. Vest. All SSSR 29 no.6:62-65 Je '59. (MIn 12:5) kGoal, Pulverized) (Electric discharges) LOSETP B.I.; MLINIKOVA, A.N. PITIN, H.N.; FAR.)EROV, I.L. - - -- ~ - --- -- _,-i Volatility of germanium in coals. Trudy IGI 13:164-166 160. (MIFA 14-:5) (Germanium) (coal) IONTOV, A.S.; MELINIKOVA, A*P~ De"lopment of senile plaques. Vop. psikh. 1 nevr. no.9: 435-"5 '62. (MBIA 17: 1) 1. Institut fiziologii AN SSSR i 3-ya paikhiatricheakaya bolinitea Leningrada. YARIKOV, GJ1,;_ MMIUIKOVA, A.S.; NIKITINA, G.P. CarboniferOUS sediments in western Stalingrad Province. Trudy VUIGRI no. 19:112-151 '59- (MMA 13:12) (Stalingrad Province-Geology, Stratigraphic) 5(2) AUTHORS: Cherkesov, A. I., Yellnikova, A. S. SOV/'32-2r-2-51/78 1ITLE: A Trilonometric Method of Determining Bismuth in Multi- component Alloys (Trilonometricheskiy metod opredeleniya vismuta v mnogokomponentnykh splavakh) PERIODICAL: Zavodskaya Laboratoriya, 1959, Vol 25, Nr 2, pp 110-11111 (TJSSR) ABSTRACT: The article describes an accelerated trilonometric method in which hematoxylin (Ref 2) and gallein are used as ind!3ators (Ref 3). A titration is carried out at pH ~-' 1 in a nitric solution, and ?olored compounds of Bi, Sb, and Sn are formed, Up to a 5 ~6 Fe + content the bismuth titration with tri.lon is not disturbed, at a content of 15 4 Fe3+ sodium fluoride has to be added to the solution. Th,? same applies tu antimony, while tin is transformed into /3-stannic acid at the dissolution of the alloy in nitric acid. The precipitation of stannic acid does not disturb the titration hut retards the titration process somewhat before the point of equivqlence is reached, which can be seen in the presence of hematoxylin. In comDarison with the method described bismuth was determined gravimetrically in the form of BiOBr in artificial metal Card 1/2 mixtures and easily meltable alloys (Table 2). '11hen Fallein A Trilonometric Method of Determining Bismuth in SOV/32-2~7-2-5/79 I ulti-component Alloys M is used analo(-rous results are oblained. Enwever, th.,? color change at the point of equivalonce Is 1e3:3 obvious. The analysis process is described. There are 2 tabl~?s and 3 references, 2 of which are Soviet, ASSOCIATION! Astrakhanskiy tekhnicheakiy institut ryhrioy pri-iy.--3h1rnno.-01 i khozynystva (Astrakhan Technical Inntittite of' th.- Ploh Industry and Economy) Card 2/2 MEWNIKOYA, CHERKESOV, A. I. Trilonometric determination of thorium with hematoxylin as indicator. Zhur.VKHO 6 no.4:469-470 161. (MIRA 14:7) 1. Astrakhanskiy institut rybnoy promyshlennosti i khozyaystva. (Thorium-Analysis) (Hematoxylin) MELINIKOVA, A.S.; GOGINA, Ye.A.; NIKITIWi, G.P.; MDROZOVA, R.I. Stratigraphy and lithology of Carboniferous vedim-nto in Volgograd Province. Trudy VNIING no-1139-90 162. (MIRA 16:10) ,low -f 4F f N I OV 11, fleft Md ffriddM fl. I Lct"t-a awl A. E~_Xc Vlj=~ 4.11. -Tho colcur at gfty CCA t coataiwat; hu" ts nee to a H by Matt. $U%4 JW.J 10 F. per 1. of ch "-V~T P&r 1. *9 NkOK at 9027-1 be cre dyeft ;. D. UTAROV 1. J.'jELIN,TIKOVA, A. TE. - YF/,H,)VA, A. YH. 2. Tf.';.'3q (6oo) 4. Cotton Finishing 7. EnmIsifying dyed cotton, Tekst.prom. 12 no. 12, 1952 9, Monthly List of Russian Accessions, Library of Congress, March 1953, Unclassified. NOVIKOY, N.Y.; GOLUBEV, N.V.; MZLINIXOTA. A.Ye. Enmlsions for heavy suiting. Tekst.prom. 14 no.10:48 0 '54. (91,14A 7:10) 1. Zaveduyushchiy krasillno-otdelochnoy fabrikoy Yagorlyevskogo malanthavogo kombinata (for Novikov). 2. Xameatitell zaveduyushche- go fabrikoy (for Golubev). 3. Zaveduyushchly khimlaboratoriyey (for Kellnikova). (Sizing (Textile)) GAIDAYDVICH, S.Ya.; OBUKHGVA, V.R.; ~M'NIKOVA, E.L. Tick-borne and Japanese B encephalitis virus complement-fixing antigens from tissue culture. Acta virol. 6 no.3:231-238 My 162. 1. D.1. Ivanovsky Institute ol' Virology, U.S.S.H. Academy of Medical Soiencos, Moacow. (ENCEPHALITIS JAPAIML B virol) (TMUE GULTURE) (GOMPT,FMi Jrr) GUSINANY R.B.; ELLINIK(YVA, E.N. Elasticity modulus of carbon steel. [3bor. trud.] Nauch.-isiql. inst-met. no-4:151-153 161. (MIRA 15:11 ) (Steel--Analy6is) (Elasticity) OCHERETYANYY, A.; tE~INIKOVAje Y,echaaized remov4 of stmi and chaff. Tekh.v sellkhoz. 21 no.8:28- 23 Ag 161. Uum 14:7) (Straw) (Grain-Harvesting) ~,7-000 MOT S/110/6-1/000/002/ool/oog E035/E517 AUTHORS: Engineer, Poznyak, E.L., Candidate of f~,walcal Sclences, Raykhlina, B.B., Engineer and Rozenknop, V.D., Engineer TITLE: The Calculation of Critical Speeds of Large Turbo- Alternators with the Aid of Digital Computers PERIODICAL: Vestnik elektropromyshlennosti, 1961, No.2, pp.i-8 TEXT: Two difficulties arise in the determination of critical speeds of large machines; firstly, that the values of the various constants to be used in the computation are not always accurately known; and, secondly, that for shafts with many rotating masses and bearings, the numerical computations become exceedingly lengthy, The authors have solved the second problem by using a computer, For large machines the analysis should take into account the 'elasticity, of the vil films in the bearings as well as the masses of the bearings and the elastic constants of their anchorages. These elastic constants are usually different in the horizontal and vertical directions. On the other hand, the analysis can assume that the shaft is everywhere truly circular, and may neglect forces along the shaft, and gyroscopic effects. The analysis depends on Card 1/7 89807 S/110/61/000/002/ooi/oog The Calculation of Critical Speeds E035/E517 finding two modes of oscillation of the stationary shaft in two independent directions (corresponding to the horizontal and vertical elastic constants of the bearings); then the critical speeds of the shaft will be equal to the frequencies of these two modes. The partial differential equation for a shaft in oscillation is: U(X) 2Y(X,t) + i! EI(x) -a2 Y(X,t) 0, D t2 Z) x21 3x2 1 (2) where x is the distance along the shaft, 4W is the mass/unit length of the shaft at point x. EI(x) is the stiffness at point x, y(x,t) is the deflection of the shaft at point x and time t. The general solution of Eq.(2) is of the form: Y(X,t) = Y(X) Cos a t (3) where is a critical frequency of speed. With this general solution we can derive an ordinary differential equation-, 2 E 2 d EI(x) d y(x) I_ U02Y(X) = 0. Card 2/7 dx dx 89807 s/lio/61/000/002/001/009 The Calculation of Critical Speeds... E035/E517 and, with the aid of the differential relations dM V; ~qz 0. (5) dx dx where M is the bending moment; V is the shear force, 0 is the slope of the shaft, we can express Eq.(4) as two separate second- order differential equations; d2y d0 _M (6) and dx2 dx EI d2M dV 11(12y. dx2 dx (7) The boundary conditions for the solution of these two equations can be expressed by considering the bearings at the end of the shaft; there are initially two unknowns at each end. From many possible methods of solution. the following was chosen: Eqs. (6) and (7) are Card 3/7 89PA7 s/110/61/000/002/001/009 The Calculation of Critical Speeds-- E035/E517 approximated by finite difference expressions. A value of frequency w which is within the range being investigated. but is not, in general, equal to a critical frequency, is selected, and the equations are solved twice, For the first solution, one of the unknown boundary conditions at the left hand end of the shaft is given an arbitrary value of 1 and the other is made equal to O~ For the second solution. these boundary conditions are reversed. A linear combination of these two solutions is examined to see whether it satisfies the boundary conditions at the right hand end of the shaft. This will not, in general, be the case; for the boundary conditions will only be satisfied if W = fl, In general, therefore, a function ij)(w), which has the properties that -1) < 0 =0, and T (n + 6fL).~(O- 6( is calculated, Starting at the low end of the frequencies to be investigated, the equations are solved and ~P calculated for steadily increasing values of W. The presence of a critical speed in the neighbourhood of the current value of W is detected by a change in the sign of 1) (w)i The exact value of the critical frequency can Card 4/7 89807 S/110/61/000/002/001/009 The Calculation of Critical Speeds .... E035/E517 then be located by searching between the last two values of w with successively smaller increments or decrements in w. A root 2'.S found by one of two criteria: a) that JAWJ< e, or b) that I (W)