SCIENTIFIC ABSTRACT TROSHKINA, YE.S. - TROSHCHENKO, V.T.

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SCIENTIFIC ABSTRACT
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1 -. L, r f 7 04 19 h ~H tit d 0 u : CAN 1.9 I I 4.19 !a I 1. A a a 48 0 01 .. . t a -0 -2 IS "e, all j I i -. -.5, a Vs 131 1 55. ag FA c I X - I a nol S61 15 JIM 80 I=INA$ ILB.; TROSHKINA, Ye.V. Gol-I 16B used in tires. Kbim.volok. no.206-38 262. (140A 15:4) 1. Nauchno-isoledovatellskiy institut shinnoy promysUennosti. (Tire fabrics) PWJP~, Ye.V* LTTKINA, M.B.; YAKINSUYA, YO;Y&-,' TEVSTRLTOT, V-F-; TR Basic properties required of antomobile tire cords. Kauch.i rez. 19 no-3:9-13 Jlr 160. (MM 13:6) 1. Nauchno-iasledovatellskiy institut ahinnoy promyshleanosti. (Tire fabrics) SOV/124-58-1-1460 Translation from: Referativnyy zhurnal, Mekhanika, 1958, Nr 1, p 178 (USSR) AUTHORS: Yaminskaya, Ye. Ya., Troshkina, Ye.V., Kargin, V.A. TITLE: On the Role of Friction Forces in the atigue Strength of Cotton String (0 roli sil treniya v ustalostnoy prochnosti khlopkovogo kolrda) PERIODICAL: Kauchuk i rezina, 1957, Nr 5, pp 25-27 ABSTRACT: Bibliographic entry Card 1/1 ~, e~ , -A 4 )",( ! i-'. ~ -:, V- /- v ,-J - ",~ 7 YAMIRSKAYA, Ye.Ya.; TROSHKINA, Y9,V.; KARGIN, V.A. Imortance of friction force in fatigue etrength of c-)tton cord. Kauch.1 res. 16 no.5r2j-2? Ry V. (RUA 40.7) 1. Nsuchno-issladontellskiv institut shinnoy promyohlennotti. (Friction) (Cordago-Testinp.1 LYTKINA~ -XrR.;~ YAWNSKAYA, Ye.Y4.; TROSHKINAq Ye.V. i Properties of cord made from extrastrong "Meryl" viscose fibers .,'and its applications. Khim.volok. no.2:37-40 '163. (MIRA 16:5) 1. Nauchno-issledovatel'skiy institut shinnoy- promyshlenn*i. (Rayon) (Tire fabrics) --. TROSILKOY,A.I., felidsher Organization of vaccination centere In a 'rural locality, Felid. I akush. 28. no.6:45-47 J6163- (MIRA 16:8) 1. Zaveduyushchiy Lyashkovskim folldshersko-akusherskim punktop Vitebskoy oblasti. (VITEBSK PROVINCE-VACCINATION) SIIAYEVt A.B.; STFRPANOVp VA; YULIKOVAp Ye.F.; TROSHKO, Ye.V.; LEVIU~ Ye.D. Chemistry lymyxin M. Part 1t Qualitative amino Acid analysis 0 po and analysis for end groups. Zhur. ob. khim. 31 no.:U297-3G5 ja (MM 14: 1) 1. Mookovoldy gosudarstvennyy universite~. (Polymyx4n) 80 M RIKt M.M.; TROSHKOp Ye.V. Paper Chromatography of amino acid esters and their detection in a form of hydroxamates. Part 2~ Zhur.ob,khim,, 32 no.5:1.11$9- 1390 Vq 162. (MIRA, 1515) 1. Moskovskiy gosudarstvennyy universitet. (Amino acid&) (Hydroxamic acid) (Paper chromatography) BOTVINIKI M.M.; TROSHKO, Ye.V* Determinations of esters of acylated peptides b;r Means of the hydrc- xamic reaction. Zhuroobekhim- 33 no.12:3813-3819 D 163. (MIRA 17:3) 1. Moskovskiy gosudarstvennyy universitet imeni. Lomonosova, BOTVINIK, M.M.; TROSHKO, Ye.V.;.GORSHKOVA, T.A. Determination of amino acid esters by the hydraxazic reaction. Part 1. Zhur.ob.khim. 32 no.5tl382-1389 Vq 162. (MMA 15:5) 1. Moskovskiy gosudarstvennyy universitet. (Amino acids) (Hydroxamic acid) KHOKHLOV, A.S.; SUAYEVO A.B.; STETANOVp V.M.; YULIKOVA, Ye.P.; TROSHKO, YeV LETU1, Ye.D.; MAMIOFEv S.M.; SINITSYNA, Z,T.; CHI CHAN-TSIN LChtih Chlang-Chling]; SOWV' M-A, H.K.; IWINSKAYA9 S.A.; 'ROSSOVSKAU" V.S.; AaTRIYEVA, V.S.; SFrWOV, S.M.; VEYS, R.A.; BEREZINAO Ye.K.; RUBTSOVA, L.K. .A -new type of polymyxin, I polymyxin M. Antibiotiki 5 no -1: 3-9 Ja-F 160s (MIRA 13:7) 1. Veasoyuznyy nauchno-issledovatsl~skiy institut antibiotikov i laboratoriya khimii belka i antibiotikov khimicheskogo fakullteta Hookovskogo ordena Lenina gosudarstvennogo universiteta imeni M.V. Lomonosova, (POLIMIXIN) TROSHKOV, A.A., kand.med.nauk Surgery for radiation ulcers* Yaz*-med*zhure 40 no.2:73-75 14r-AP '59. (141M 12: 11) 1. Iz kliniki fakulltetskoy khirurgit (zav. kafedrgy - prof. V.I.Akimov) L'yovskogo meditsinskogo instituta 1 5-Y gorodskoy bol'nitsy (glavvrach - I-I-Khoma). (X RAYS-PILYSIOLOGICAL MMCT) TRDSHKOV, A.A., kandidat maditainakikh nauk Free autoplast7 of perforated skin in surgical treatment of elephanthiasis of the foot. Ortop.trawm. i protex. no-3:4o-43 NY-je 155, (MLRA 8:10) 1. Is kafedry fakulltatakoy khirurgil (zav.prof. V.1-Akimov) Stanislavskogo meditsinskogo instituta. (MMHANTHIASIS, leg, surg.skin transpl.) (SKIN TPANSPLANTATION. in various diseases, elephanthissis of leg, free atitoplasty of perf.skin) (LEG, diseases, elephanthiasis. surg.,akin transpl.) LISTOPAD G* ('Velikiy Ust Vologodukaya obl.); KOH&ROV, V. Wvgorodskaya obi '. (ToguchinBkiy rayon, SUVOROV, A. (Omsk); OSHKOV. D. Novosibirskaym obL. , (Permakaya obl.);'ZAGOROVSK17r, L..,- GLQUES ' (Sverdlove a obl.) 1. Readersl letters. Pozh.delo 8 no.12s3l 162. (MM 16sl) (Fire prevention) TROSET'l, - -dimensiOnal geological interp-retati"n 0-1 complex I-WI, IJC-121 0-,!.:Ln t~i La t 1.7-'e of.:z. no.3-- gravi.ty and magnetic anomalleso VOp. -,azved. ge _i (MIRA IS-.2) 164. 21345 S/132/60/WO/012/002/004 Ao54A130 3,9100 (40 V1, 2)j AUTHOR: Troshkov, G. A. TITLE- The problem of estimating the magnetic and the gravitational anomalies of three-dimensional bodies PERIODICAL.,Razvedka i okhrana nedr, no. 12, 196o, 28 - 32 TM In order to simplify the calculation of three-dimensional anomalou's fields, a method is proposed (based on the idea of S. V. Shalayev)'to reduce the three-dimensional fields to two-dimensional ones. By introducing into Laplace's equation for three-dimensional bodies 'a new function C U1 U (x, y, z) dy U (x,:;) (2) the equation is written as follows: U1 2u1 + 6 2U1 + 2U1 (3) e e 2 x z y as 2U 0 (4) / Card 1 9 4- W W Naa ., _-- I . _1 ~ .: :*, - XJNtil The problem of... 21345- S/132/60/OW/012/002/oo4 054/A130 It follows that 2U1 2U1 xe + ;eze 0 (5) Formula (5) corresponds with Laplace's equation for two-dimensional problems. With the aid of function (2) the reduction of three-dimensional anomalies to two- -dlinen3ional ones in the case of the pointed pole is obtained as follows: the fonnula of the vertical component of the magnetic fieldi Z, is Z mh (6) 7 - (XL + YLJ + h2) j/~2 .,(m magnetic mass, h ='the depth of location of the pole). When integrating (6) according to (2) we obtain: Z, S +)A + h2F, ly- 2mh (7) + This equation is In agreement with the formula of the vertical component Z for the line of poles, while the numerical value of h remains the ;3ame as for Pointed Card 2/9 i Ham Z A (2h2 x2 y2), + + (M magnetic moment, h the depth of the centre of the sPerical bed). -integrating (8) according to (2), we obtain: Zj M.(2h2 x2.- y2) dy 2M (h2 X2,1 ()C-d +ye + h2)!)/?- (X,-- + he,)"-* ,-0U !The equation corresponds with the formula of the vertical oomponent Z for a horizontal cylinder, with the same parameter h as for a spIaerical bed. The re- ducing method for a vertical prism sunk to infinite depth Is as follows: the formula of the vertical component of the magnetic field Z Is: Pard 3/9 b I+Y z =0 arctg X + b 1 11 / (y + J)! retg:! + b I_Y_ a h tx + b)' + (I -yy + h' arctg X I+Y + ardgx-b 1-Y (j7- b), T (I - P. T by+(y+l +112 6 magnetic density,- 2b the width of the prism at axis x, 21 the length of the prism at axis y, h = the depth to the upper edge of the prism). By integrat- ing (10) according to y within infinite limits, we obtain the formula of the vertical component Z for a vertical layer with the same 2b, h parameters as for prism y: Card 4/ q 21345 3/132/60/000/012/002/004 A05"A"O The problem of... Z, arctg + b I+y + -br + (I -yY arctg + b -Y arctg x - 6 I+y w'-(x + b)2 + (I Y) + hS h Y(x-b)'+(y + arctg 1-Y dy;-.2a arctg!-:L~ 'aretgx-b] Y)* + h% P(x - b)2 + (I A h I 0 1) '.When calculating (2), we use the formula of the parallelogram.t. n U1 =6 Y7 Ui (12) (Ay constant distance between the points along the line of parallel axis y; n = number of points selected for calculation; U = potentiaj, function , cor- Card 5/ 9 The problem of... 21345 S/132/60/000/012/002/004 A054/A130 responding With H, Z, , Hx, Zx, 6 g, UA , Uxz (Abstracter 1 s note: g - VU laxil IJXZXI Formula (12) oan be made more convenient foil calculations.- The dintance 6 y be- twelan pointa having a Uj value can be expressed by the length of the interval of integration according to 2L (13) n (2L = the length of the integration interval according to axis y). Substituti'ng the above value forby in (12) we obtain: n U, -A~Z U, U,-2LU,,,, (14) rAe Miei~-e Uaver n (Abstracter's note: subscript cp has bqen changed into aver [averageD. In practice the integration method is as follows: the field of anomalies will be covered by a system of parallel'profiles arranged perpendidularly to axis y, and at a distance of,6 y from each other. The curve U is plotted for each profile. Next, all the profiles are combined into one and from the correaponding curves of Cara 6/9 21345 The. problem of.... S/132/60/000/012/002/OC)'+ A054/A130 three-dimensional anomalies an average curve is plotted, which corresponds with a two-dimensi6nal body having a section equal to the projection of the three-di- mensional boo on the x, o, z surface. Depending on the mutual location-of the surveying profiles in relation to the strike of anomaly, there are several possi- bilities: 1) the profiles intersect the anomaly perpendicularly to the strike and are parallel. In this instance integration gives a curve for defining the elements of the bedding of the body in cross section which is perpendicular to the strike of the anomaly; 2) the surveying profiles intersect the anomaly in the strike direction and are parallel. In this case a curve is obtained for de- fining the elements of the bedding of the body in cross section, parallel to the strike of the anomaly; 3) the surveying profiles intersect the anomaly at a cer- tain angle to the strike direction and are parallel; 4) the surveying profiles intersecting the anomaly are not parallel. (2) would have to be integrated with- in Infinite limits, which is practically impossible, however, the error arising when integrating with finite instead of infinite 11mit8 must be corrected. The relative error for the pointed pole is corrected by the following formula: &Z- l -L/1' (15) z 11 + (L/h)2 Card 7/ 9 21345 S/132/60/000/012/002/004 The problem of.... Ao54/A130 (2L = the length of the profile of Integration on axis x). The correction for a spherical bed is carried t by the following formula: Az 2 (L/h) (L/h)3 (16) z (L/h)2 + I (L/h)3 + j )3 T-he relative error for a vertical prism L/h = 4 does not exceed this,value either. The method recommended has been confirmed by calculations and by reference to graphs for the three mentioned cases. There are 2 figures. ASSOCIATION: Leningradskiy filial WIIIGeofizika (The Leningrad Brar-ch of VNIIGeophysics) Card 8/ 9 2~5400 S/169/61/000/007/032/lo4 AOO6/A1O1 _A(" Troshkov, G.A. TITLE- On the problem of interpreting magnetic and gravitational anomalies of three-dimensional bodies PERIODICAL: Referativnyy zhurnal.Geofizika, no-7, 1961, 23-24, abstract 7A205 ("Razvedka I okhrana nedr", 1960, no, 12, 28 - 32) TEXT: To simplify calculations, a method is proposed of reducing three dimensional field anomalies to two-dimensional ones. The method consists in the integration of any harmonic function along one of the coordinate axes, e.g. y, yielding a new function, which satisfies the Laplace equation on a plane (xz), The numerical integration of the anomalous field is performed and, as a result an anomaly is obtained corresponding to a two-dimensional body having the same parameters in the plane (xz) as the unknown body. The method is applicable to Individual magnetic and gravitational anomalies. M, Artem'yev [Abstracter-Is note; Complete translation] Card 1/1 ~ TROSIIKOV~ G.A.; SHAIAYEV, S.V. Use of the Fourier transform for solving an inverse problem of gravity and magnetic prospecting. Prikl.geoflz, rio.30:162-178 161. (Flipit 14: 1 CO (Gravity prospecting) (Magnetic prospecting) 5/169/62/000/009/020/120 D228/D307 AUTHORS: Troshkovj Go A. and Shalayev, So V. TITLE: Application of the Fourier conversion for solving the inveree problem of-gravity and magnetic prospecting PERIODICAL: Referativnyy zhurnal, Geofizika, no. 9, 19629 25, ab- stract 9A159 (In,c'ollection: Prikl. geofizika, no. 30, Not 1961, 162-178) TEXT: The authors examine the possibility qf using the Fourier type conversion 00 f(x) S (w) eiwx d 0 d PO Card 1/3 IS/169/62/000/009/020/120 Application of the Fourier D228/D307 SW) f(x)e i&jx dx 00 .~._'for preliminarily transforming initial curves for the purpose of the ~~uantitative geologic interpretation of gravity and magnetic data. Here f(x) is the material ot complex function, satisfying the conditions that guarantee the convergence of tht integrals; S(6d) is the Fourier conversion of the function Vx); and cd is the material variable. Expressions of the Fourier conversions S((,)) are derived for two-dimensional bodies, whose vertical and transverse sections are bounded by an arbitrarily broken line with an infi- nite number of links (beds, scarps, and other angularly shaped bo- dies). A method of determining a disturbing body's position from the Pourier converaion is given on the grounds of the correlations obtained. Some specific cases are considered: a*thick beds 4 thin --bed, and a vertical scarp. Special pallets, guaranteeing the cal- Card 2/3 S/169/62/000/009/020/120 Applicatkon of the Fourier D228/D307 culation of the Fourier conversion S(w), are given. A practical example of the determination of the disturbing body's depth-Afrom the curve Za) is cited by way of illustration. In it the value, calculated for the depth with an accuracy of up.to 6.6%9 coincides with the data bf drilling. It is pointed out that thb method des-- cribed was carried out'over.50*magne'tic.and'gravity anomalies. CAbstracter's note: Complete~.trans'lat~on-_7 Card 3/3 BUOITN~ L.G.; TROSHKOV.) G.F. ....... Semiautomatic device fcr assembling roller bearirgs~ infom.Gos.nauch.-Isel.inst.nauch.1 tekh.inform. 18 no.9-20--21 3 165. (MIRA 18-10) TROSHKOVA, A.V. Use of plio-spbacol for primary glaucoma in diepensarY practice. oft.zhur. 14 no-3:15~-160 159. (mm 12:6) 1. Iz kafedry glaznykh bolezney (zav. - prof.A.M.Rodigina) L'vovskogo medit 11 inskogo instituta. (GLA,UCOM&) (PHOSPHORIC ACID) TROSHKDVA, G.W. Petrograp-V of coalB in-t-he Medzhigeyekoye deposit of the Tjlug--Khem Basin. Geol. i geofiz. no-5:62-72 t60 (M~U 13:9) 1. K-rasnoyarskoye geologicheskoye upravleniye. (Ulug-Khem Biniji-Coal geology) TROSHNEV, N.P. Nomograms for control-ling hydraulic hamer in water pipes. Stroi.truboprov. 10 no.10:25-26 0 165. (MIRA 18:10) 1. Giprospetsgaz., Leningrad. sit 6 t 0 $1011111)VII141? I N 1 11 0 It AS abi 4 16 1) a Is 40 1 S k Jx 1 k i 41 42 Q41P 0 . - I , 4 ~ . . PsoctUft I 0 0 TM SPEr;D OF a.W-'rhIC DRIUS FOR CQILbRj ON COLU ROLLING HILLS. rH A A. Troahnikov. (Vestnik 61ectroprouVahlennoisti, 1947, No. 8, pp. 8-9 ). '3 go* zoo l t tt i l $M~SLA 1011ALLURGICAL L11911ATUNC CLASSIFICATION 2 -t T. ISO., 0041,1V slow 1111flar. A Safiams, -I IMS000 .1. 4m. gal - - U If AT so 7ii I ; % ;0 3 V JA An Av i w a a IS I ir of 9 A a l' I 1 11 ; a,I a I ; G 1A n 4 4 3 0 0 0 0 0 It l 0 0 0 0 * 0 0 0 0 0 * 9 0 0 0 0 0 0 0 ; : : o ; ; ; ; 0 0 : I 1 0 0 0 01 go* 0 O _0 A-00-0 0 0000000000 e 0 0 0 0 0 a 0 0 0 00 0 0 0000 S 4 1 a 1 4 it ts it At is M11 4 is M a a t * A I A : & '. . .- . . p A A I 1. 0 it , p ;,,o csvlas t -W Vltwxdn C and aff"dus. N. N. va"WOV, Jr. , Oftdi4s and A. T~ Trask, I*% BuU. ApWi4d 8a6!7 l 67 161 i R S 1934) .- , . , 00 1 -BreX .), upp ( , g A prepa. obtained from narrotine by demethylatiWit I i h HCI d h ti b d i i C d it w t an e& owe no v tam n ac v ng * y. a. ]age goo =00 gee 6 S 2 goo roe 'Go '90 A &ITALLURGICAL UTEWL41 CLAMPKA11011 191.301 0.1 off OK ONT 499 aid 0 0 9 1 It a 0 A 4 3 1 All t KW 6 1 114A L S 0 U It AV 00 00 1 0 )* it Ce It t#0 1 0 a x 2 K a a I _ 0 0 Q~o 0 0 * a 0 41 0 * * * 0 0 0 0 % 9 0 0 * 0 0 0 0 0 0 * 9 0 0 0 0 * * l 4 0 eo 0 0 0 * 0 0 0 * 0 0 0 0 # 0 0 069 0:0 * * 9 0 0 0 0 0 0 0 * 0 0 0000 O 0 0 J- 4'. IL P.- pfitctsms AND pectillfils mtis- so* goo If 0 CIO CIO 01 iI 199 plan tratKun IP* *so[** goo 0 0 0 0 0 0 0 0 0 * 0 0 6 *111 0 0 0 000 TROSHUNHIF Effectiveness of short-term credit in.construction. Fin,SSSH 18 no.11:59-61 N 157. (MIRA 10:12) 1. Zamentitell upravlyayuohchego Llvovokoy kontoroy Prombanka. (Construction industry-Jinance) (Banks nnd banking) SIDOROV, V.A.; MOROZOVA, N.V.; TROS110 G.M.; ZAITSEVA, V.P.; ALEKSMIDROV, K.11. Using stabilized polyamide films in agriculture. Biul. tekh.-ekon. inform. Gos. nauch.-issl. nauch. i tekh. inform. 17 no.9:67-69 s 161'. (MIRA 18:1) SMOROV, V.A..,- TROSMAN, G.M..; ALEKSANDR(W, K.N. r I:jngtbening t-he service life. of she -"PK-4" po:yamide fila. Plast. massy no.8:61-621 165. (MIP& 18:9) TROS11011-MIKO, A. T. () Ilo. 3.8, 19-39- Kaznkh Statt , . ',shch. hhim-P - ivjd 17 March 1939- arbocyanintsill 7"lar* CLC-r~-~X,;c Chsmi~t-ry. Rtc-c nph,,.yliz^d Oxcc - v hait Of s. ~ . YIrc , UniversitY imani 1~ IMI1613ort &-1614, 3 jan 1952. AUTHOR; Troshcheako, A. T. SOV/79-26-8-43/66 TITLE: Investi,ation of Lcridine Derivatives (Izucheniye proizvodnykh akridina) 1. Synthesis of 1-Nitro-2-Methoxy-g-Chloroacridine (I.Sintez 1-nitro-2-metoksi-9-khlorakridina) PERIODICAL: Zhurnal obshcl-ey khim-*i, 1958, Vol. 28, Nr 8, pp. 2207 - 2213 (USSR) ABSTRACT: In spite of their technical significance, many theoretically possible acridine derivatives have hitherto escaped notice. Their synthesis could furnish general rules rej~arding the dependence of various properties of the acridine compounds on their _ structure. The authors were interested in the synthesis of undescribed nitro-methoxy derivatives of acridine having both substituents in the orthoposition. A possible way of the synthesis of such acridine derivatives is the cyclization of the 31-nitro-4'-methoxy-diphenyl amine-2- carboxylic acid (1) which ouGht to give two isomers, the lrnitro-2-methoxy acridine (11) and the 2-methoXY-3-nitro- acridine (III). The above acid was formed only by condensation Card of 2-nitro-4-amino anisole with o-chloro benzoic acid, and Investi,;,ation of Acridine Derivatives. I.Synthesis SOV/79-26-8-43/66 of 1-Nitro-2-Metlioxy-g-Cliloroacridine not, as expected, with a anthranilic acid (difficult puri- fication of the resinified final pruduct 1). The cyclization of the formed Y-nitro-4'-methoxyrdiphenyl amine-2-carboxylic acid by means of phosphorus oxychloride gave the 1-nitro-2- rLethoxy-9-cilloroacridirie, which has hitherto not been described. It was proved that only one of the possible two isomers is formed in this cyclization. For tile veri- fication of the structure of this isomer the 4-methoXY-5- nitro-diphenyl amine-2-carboxylic acid, also hitherto unknown, was synthesized a-rid converted into 2-methoxY-3- nitro-g-chloro acridine. There are 1 figure and 5 refer- ences, 3 of which are Soviet. ASSOCIATION: Leningradakiy tekhnologiche3kiy institut imeni Lennoveta (Leningrad Technological Institute imeni Lansovet) SUBMITTED. June 26, 1957 Card 2/1 . 21 AUTHORS:: 7ROSHCHEM, A.T.; PZMOV~J. A.A Reaction.of vinyl acetylene with diazomethane. Dokl. AN SSSR 119 TITLE: (MIRA lli5)~ no.2:292-293 Mr 158. PERIODICAL: Doklady Akad6ni; N'~'uk SSSR, 1958, Vol 119, Xr 2, tir ,292-293 (USSR) ABSTRACT: in the works oarried out~y the authors in a laboratory, the name of which is not given, some rules of the reactions of v-,nyl acetylene hydrocarbons with electrophilic reagents are described (refs 1,2). their reactions with nucleophilic redgentst in this case with diazomethane, are not less interesting (refs 3,4). Diazzomethane easily reacts with geetylene under formation of pyrazole (ref 5). With ethylene it produces pyrazolineq however, in a low yield. The authors could not find data on the order of the connection of diazomethane to vinyl acetylene in technical'literature. The formation of vinyl pyrazole could be expected in connection with the strong tendency of the triple binding to the connection of nucleophilic reagents. However, experiments Card 1/3 showed that the conneation takes place only to the double Interaction Between Vinyl Acetylene and Diazomethane 20-119-2-26/60 binding and that from it 3-ethyl pyrazoline forms, The structure of this matter was proved by the following methodu: 1) by medns of the mercury method (ref 9) 97,8 % of acetyleno hydrogen (acetylene end grouping) were found in this matter. 2) A considerably intensive band of the conjugated acetylene and grouping (2100 am-1) was observed in the infrared spectrum, moreover, an intensive band of CH oscillations of acetylene hydrogen (3280 om-1), and finally the frequency around 1700 cm-1 (ref 1) characteristic of acetylenes. The frequencies characteristic of the vinyl group in the range between 99P and 100 cm-1 lacked in the spectrum. A clonsi,.Orkbly intensive band 1526 cm-1 corresponded to the double binding. In order to solve the position of the double binding in the cycle the authors recorded the infra-red spectrum of pyrazoline In this case a higher frequency 1585 cm-1 corresponds to the double bindings. Due to this reason a conjugation of the double and the acetylene binding takes place in the produced ethinyl pyrazoline since reduced values of the infra-red Card 2/3 frequencies correspond to these two bindings, Thus, it was TROSHCHBUO A.T., AWBIUN, V.S. Chemical compositInn of Saussure~L froloviJ; Ldb. Part b Saussurol, triterpene alcohol. Khim.prlrod.sovd. no.4~ 256-262 165. (MIRA 19al) 1. Novcsibirskiy institut organicheskoy khlmii S1.btrskogo otdelenlya AN SSSR. Submitted March 1, 1965. YUODVIRSIHIS, A.M., IRO-~HCHFMKO A-T. Synthesis of e--Pri-mveroslde mathyl 3a!Ar~ylat8 -rzv. SO AN SSSR no.3 O'er. khtip. nauk no.l,,145--149 165. (KYRA 1. Novosibirskly institut organ i che skry khii-iii-i S4h-ir~kog:~ ottlelen-Va AN SSSR. V. IT.; THOSHCENO, ~~ T.; I~ETROV, A. A. nitri - -.,, unsaturated --l-ition of benzo. Le o--Le ~,',XL 5! Adlition of benzoniuile oxide to -.,Y,lral,,,Hnyla,letylenes. 7~ar. -.b. Ktdm, 34 1 .1 Jfi 164. (!'U~ -17~7,' ..-. ienJngradskiy tekhnoLogio~t%skLy institut ilneill Lejj~,j,)vutft. VkdTAigtov, V.N.; TROSHCHENKO, A.T.; PETROV, A.A. Addition of benzonitrile oxide to unsaturated co=ounds. Part 4: Condensation of benzonitrile oxide with substances containing a vinylacetylene groupIng. Zhur. ob. khim. 33 no.8:2555-2559 Ag 163. (MIRA 16:11) 1. Leningradskiy tekhnologicheskiy institut imeni Lensoveta. CHISMKLEMV.,,V.N.; TROSHCHENK0, A.T. -1- -1.1-11 - - - 1, .4-1. ~ Addition of benzonitrile oxide to unsaturated compounds. Report No.2t Additim of benzonitrile oxide to diene hydrocarbons and halo derivatives 'of unsaturated hydrocarbons. Izv. SO AN SSSR no.3 Ser. khim. Auk no.1:147-151 163. (MIRA 16:8) 1. Leningradskiy tekhnologicheakiy institut im. Lensoveta i Novosibirskly institut organicheakoy khimii. (Benzonitrile) (Hydrocarbons) CHISTOKIETCV., V.N.; TROSHCHS-NKO, A.T.;.PETROV, A.A. Addition of benq,wtrile oxide to unsaturated compounds Part 3.4 Interaotion of benzonit oxide vith vinylacetylenes substituted in a vinyl group in WI-9 position. Zhur*ob.khim. i(MIRA 16:3) 33 no.3:789-793 Mr 163. 1. Laningradakiy tekhnologioheakiy institut imeni Ler6qveta. (Benzonitrile) (Butenyne) CHISTOKLETOV9 V.N.;cT4P~HCHENKO, A.T.; PETROVj A.A. Reactions of virqlacetylene and its homologues with benzonitrile oxide. Dokl. AN SSSH 135 no.3:631-633 N 160. (KMA 33 s.12) 1. Leningradakiy teklmologichookiy institut im.Lensovete. Predst, akad. B.A.Arbuzovym. (Butenyne) S/020J60/135/003/031/039 BO,,6/BO54 AUTHORS: Chistokletov-~ V. N., and Petrov~ A,. A. TITLE: Interaction of Vinyl Acetylen~%nd Its Homologues With Benzonitrile Ox d I C, 7 PERIODICAL: Doklady Akademii nauk SSSR, 1960., Vol. 135, No. 3~ pp. 631 - 633 TEXT: The authors report on their experiments to clarify the mode of addition of benzonitrile oxide to enin hyd-rocarbons. Further, they tried to produce, in. this way, crystalline derivatives suitable to identify enin hydrocarbons. The experiments showed that benzoniT;rile oxide Can be only added to the double bond of a) vinyl acetylene, b) vinyl-methyl acetylene,, and o) vinyl-ethyl ac~etylene. 3-phenyl-5-9thiny1-,2-isoxa- zoline (1) is formed in case a), 3--phenyl-,5,.,methyl-~ethinyl-2--isoxa- zolins (II) in case b), and 3-,phenYl--5--ethyl~--ethinyl.--2-isoxazol.ine (III in case cN., according to the following scheme; Card 113 Interaction of Vinyl Acetylene and Its S/020/60/135/003/031/039 Homologues With Benzorlitrile Oxide B016/B054 f-\ + C H _N .-- 0r CH - CH-CMC.-R ---> CH CH-C~_C-R 6 5 2 \\ 2 "\ 0 H C 0 6 5-\\/ N where R-H (I)q CH 3- (11), or C2H 5- (111). The structure of the resulting substances (I)-(III) was determined by the following methods: on the basis of infrared spectra; by the mercury method in the case of sub- stance (I). The same 3~-phenyl.~,2--isoxazoline-5-.,~,arboxylio acid was ob- tained from all three substances by oxidation with alkaline potassium permanganate solution. The authors think it probable that benzonitrile oxide (like diazomethane. Ref~l) is added as a nu~'Ieophilic reagent to the double bond of enin hydrocarbons. All three substanoes synthesized are crystalline and well suited to identify the initial enin hydrocar- bons. The reaction mentioned at the beginning may also serve as a pas- sable method of producing isoxazolines with acetylene radicals. There are 1 figure and 6 references: 2 Soviet, 1 US, and 3 Italian. Card 2/3 T .1-f t F! ~lf T. I f S tudy r 7 '. (-I, ., 1. 1 ~i- 1. llo-vs Lbirz3k:--,~~ inst.- 1,1-. c i,,rn R C! Otdel-~rd.ya S11 rtjar:~;b 5, YU()DVIBZHIS7 A.M. (Juadvirsis, A.J~ TROSHCHENKO, A.T. Synt.besis of o~--primaveroaMe meth7lsallc7.late. Xhim. prirod. sced. no.5002-306 165. (M.TRA 18:12) 1. Novosibirskiy institut organicheskoy khisii Sibirskogo otdaleniya AN SSSR. Submitted April 19, 1965. GOLOVIBRINY IM., inzh.~ TROSHCHENKO, L., inzh.; ZAGOROLSKIY,, L., inzh. Practices in the removal of underwater rock2. Rech. traznsp, 23 no.1205-37 D 1640 (MIRA M.~6) GOLUBEVA, A.;,TROSHCHEITKO, M., tekhnolog - - . i%, -- - : New developments In dry cleaning. Prom. koop. 12 no.8:11 Ag 158. Nru U:q) 1.GlavW inzhener moskovskoy fabriki "Khimchistka" No.2 (for Golubeva) Z.Moskovskaya fabrika "KhimchiBtka" No,2 (for Troshchenko). (Cleaning and dyeing industr7) ILIYASMI, Nikkolay Davidovich- Yariana Aleksandro-.-na; - I . _ ;0-. GOLUBEVA, Arie-La MB:haylovna; -17 A--IG7E.--:.;;, 2-7. , _e%-a. , TRUSOV) N.S.,- tekhn. red. [Technology of the chemical cleaning and dyeing of garments] Tekhnologiia khimicheskoi chistki i krasheniia odezbdy. Mo- s1va. Gosbytizdat, 1963. 185 P. (MEU 17:2) V PHASE I BOOK EXPLOITATION SOV/6512 Ksenzuk, Feofan Andreyevich., and Nikolay Aleksayevich Tr-o'shchenkov Prokatka iotdelka polosovoy nerzhaveyushchey stali (Rolling and Finishing of Stainless Steel Strips) Moscow, Metallurgizdat, 1963. 205 P. Errata slip inserted. 2500 copies printed. Ed. of Publishing House: V. M.. Gorobinchenko; Tech. Ed.: L. V. Dobuzhinskaya. PURPOSE: This book is intended for engineering personnelforemen, and skilled workmen of rolling shops which produce stainless steel sheets and plates. It may also be useful to designers of planning organizations and students at schools of higher education. COVERAGE-. The book describes the process of making stainless steel sheets and plates. Characteristics of hot and cold Card 1141 M Rolling and Finishing (Cont.) SOV16512 rolling mills for stainless steel are presented.and methods of preparation of ingots and slabs for rolling are reviewed. The book gives a classification of stainless steels with a descrip- tion of their basic properties and the dependence of these properties on conditions of heat treatment and cold rolling. Modern technology of cold rolling, heat treatment, and pickling of strips is discussed. Various types of defects and methods of preventing them are outlined. No personalities are men- tioned. There are 98 references, mostly Soviet. TABLE OF CONTENTS: Introduction 5 Ch. 1. Classification, Properties, and Application of Stainless Steels 7 1. Chromium dteels 8 2. Chromium-nickel steels 9 Card 2/1 I,- ACCESSION NR: AT4014063 S/3072/63/000/00010080/0088 AUTHOR: Ksenzuk, F. A.; Troshchanko, N. A.; Tilik, V. T., TITLE: Technological lubricants-for cold rolling of sheet and thin plate SOURCE: Fiz.-I&tim. zakonomernosti deystviya smazok pri obrabotke metallov davleniyem. Moscow, Izd-vo AN SSSR, 1963, 80-88 TOPIC TAGS: cold rolling, rolling mill, lubricant beef tallow, castor oil, palm oil, mineral oil, s4ainless steel ABSTRACT: The usually applied 2% emulsion of standard emulsol for cold rolling of sheets is not satisfactory, causing high contact pressure between metal and rolls, enhancing formation of carbon deposit and thus preventing eventual tinning, and not permitting rolling of sheets thinner than 0.25 cm. Thereford, other technolo- gic4l lubricants have been tried, such as refined cottonseed oil, hydrogenated sperm oil, palm oil, beef tallow, castor oil, and hydrogenated vegetable oils. Best results in rolling have been obtained with beef tallow and castor oil. How- ever, beef tallow has cauaed'clogging'of drain pipes, due to its high melting point. For the same reason hydrogenated sperm oil has proven to be inadequate. Cotton- Card 1/4 AdCESSION NR: AT4014063 seed oil has been ruled out for its high cost. Palm oil and castor oil have been accepted as beat and have been the basic lubricants for isheet rolling during the last three years. However, these oils also have substantial deficiencies. Palm .oil is oxidized considerably after storage times above six months, and consequently loses its effectiveness as lubricant; also, it is an imported item. With castor oil, it is difficult to obtain uniform sheet thickness in rolling; furt6rmore, it is a scarce product. Hydrogenated sunflower-seed oil has*been proposed and tried as lubricant for sheet rolling (lubricant PKS-1) and has been found to be nearly equivalent to palm oil. It has been found that by application of effective techno-r logical lubricants on one-udit rolling mills, the production can be raised by 30- -40% because of reduction of number of passes from 3 to 2. On three- it rolling mills, rolling of sheets can be done down to a thickness of 0 U1212 mm; also, .20 to 0. an intermediate anneal can be abolished in rolling of No.28 and 32 sheets. Further- ..more, it has been found that failures of rolls and bearings are reduced, and the quality output'of tinplate is raised up to 95%. However, lubricant PKS-1 is made from raw food material. Therefore,'since 1960 a search for now technological r_'_j 214 , N- I lubricants has been under way. Mineral oils of various viscosities, mineral oils with addition of different fatty acids and vegetable oils, and, for compaxison, pure vegetable oils have been tested on a one-uait rolling mill. It has been found that 'Lubricants of higher viscosity correspond to higher stretching coaffi- cients in rolling. Tito beat of the tested mineral lubricants had been cylinder oil No.6. However, difficulties have been experienced in spreading this viscous lubricant on the work. Therefore, preference has been givan to cylinder oil No.24 (viscosin), which is equivalent to PRS-1 with respect to stretching of sheel: and power requirement but approximately 40 times less expansive. However, the*surface quality of sheets has been different when using viscosin or PK9-1. With PKS-1 a shiny smooth surface has been produced, while with viBcosin the finished surface has been dull, with white spots from rolled-in oil which sometimes made complete degreasing difficult. It has been concluded that high viscosity mineral oils can be advantageously used as technological lubricants in cold rolling of thin sheets and plates, instead of expensive oils of vegetable or animal origin. For man"fac- ture of cold rolled stainless sheets of 0.8-1.4 am, thickness, strips 1.5-1.8 mw thick have been subjected to intermediate heat treatment and pickling, and then rolled to final thickness. Spindle oil has been used as the.lubricant. Under such conditions a great amount of rework was needed and the sheet quality was low. L Car& 3/4 ACCESSION NR.. AT4014063 ilnstead of the above procedure, cold rolling of stainless at'eel strips of 0.7;0.8;'. C.9;1.b;1.2;1.3; and 1.4 mm from prerolled sheet 3 mm thick without intermediate ...heat treatment has been adopted. Such rolling has been made possible by usipg "polished rolls and P-28 oil and viscosin, as lubricants. Total reduction of sheet ,.thickness without preliminary heating has been increased from 50-55 to 77%. not on- ly for austenitic but also for steels of lower plasticity, such as austenitic- ferritic, austenitic-martensitic, and ferritic-martensitic stainless steels with- i- out occurrence of edge tearing. The number of passes for rolling 0.8 and Lo mm thick strips has been reduced from 14 and 12 to 11 and 9, respectively; surface quality has improved, and driving power and pressure on rolls have not been ex- cessive. production has been increased by 70%, by applying higher speed with fewer passes. For rolling of 1.5-2.5 thick stainless strips, spindle oil has been retained as the lubricant. The use of high viscosity mineral lubricants, as viscosin, has proved adequate also for cold rolling of thin (0,35 mm) transformer steei sheets. Orig. art. has: ll.tables.. SUBMITTED: 00 DATE ACQ: 19Dec64 ERCL: 00 LS CODE: MM No REF SOV: 004 OTM: 000 4/4 ~CJd - - - - - - - - - - - - - -! 77 I KSENZUK, F.A.; "SELOVALINIKOV, ULIK, V.T.; TROS11GRENKOV, IN.A. I Increasing the output of a continuous th-ree-high cold rol I -'~ng --4 11, Met.i garnorud. prom. no.6:27-29 N-D 163. (MIRA 18:!) KSENZUK, F.A., inzh.; KHUDAS, A.L.,,inzh - TROSHCHENKOV N A . inzh.; V.A., inzh. M71'O'W M. M. , inzh.; CAMRShMYN, Imov: y I VEKLICH, M.I., inzh.; ATITIPENKO, V.G.,, inzh.; TILIK, MI., inzh.; FILONOV, V.A., inzh. [deceased); BORISENKO, V.G., inzh. At the "Zaporozhstall" plant. Stall 23 no.6:554, 562, 572, 575 je 163. (MIRAL 16: 10) TOKARI, I.K.; CHAKW, I.A.; Prinimali uchastiye: BOYKO, M.V.; CHUB, G.F; GWRSHTEYTI, V.A.; YASMIIKOV,, D.I.; FWOV, V.A.; TROSHCHEIFAO, N.A.; SAMOYIDVI -I.D.; ZA'YTSEV.. V;V.-; KOLWTSnl,, V. Efficient lubrication for ~he rolling of thin sheet iron. Metallgrg 6 no.8:22-24.Ag 161. (MLRA 14:8) 1. TSentralInyy nauchno-isoledovatellskiy institut chernoy metallurgii (for Tokar's Chamin, Zaytsev, Koloinatskiy). 2. Zavod "Zapcrozhstal"I (for Boyko, Chub, Gamershteyn.. Yashnikov, Filonov, Troshchenko, Samoylov). (Metalworking lubricants) (Sheet iron) T.K. e and pTc3pezts fc-r of ~~nt s ta~ u n t he Tj o.3!3-6 j-'-S n=ainlan S.13.R. r; F-- IV k1b"-F. k-/ ALTMM, L.Ya. professori TROSHCHUX0, T.K. Conference on the problems 0 ~M in Detmold (West GermnT) Ehlob, I kond.prom. 1 no.i:46-48 '57- (nu io: 4; 1, Noskovskiy takhnologicheskiy Institut pishchavoy proVehlannosti (for Auerman). 2. Ministerafto promyshlennosti prodovolletvennykh tovarov UM (for Trashcheako). (Detmold, Germany-Baking) lamproph7re dikes in a deposit of mercur7 ores. Geol. i geofiz. no-5:117-121 160. (MIRA 13:9) 1. Tomskiy politi6khnicheskiy institut. (Altai Mountains-Hercury ores) (Dikes) TROSHCHENKO, V. N. Cand Geol-Min Sci - (diss) "Mercury deposits of the northern limits of the Chuyskaya Steppe (Gornyy Altay)." Tomsk, Pub. Tomsk Univ, 1961. 19 pp; (Ministry of Higher and Secondary Specialist Education RSFSR, Tomsk Order of Labor Red Banner Polytechnic Inst imeni S. m. Kirov); 150 copies; price not given; (KL, 7-61- sup, 226) TROSHCHMO, V.N. Association of mercury and complex metal mineralization as exemplified by one of the deposits in the southeastern Altai. Izvev7s4ucheb*zav*; geolel razvo I+ no.2:91-94 F 161. (MIU 14:6) 1. Tomskiy politakhalchoskiy institut. (Altai Miauntains-Yorcury ores) TROSHGHENKO,p V.D. Some characteristics of the geology and genesis of mercua-y deposits in the northern ma gin of the Gorn37 Altai. Geol. rud*mestorgzh. no,5:56-68 162. (MBA 15:22) 1. Tomakiy politekhnicheskiy inatitut imeni S.M. Kirova. (Altai Mountains-Kercury ores) (Altai Kbuntains-Geology,, Structural) 15M SOV/170-59-6-1.6/2o AUTHORS. Artamond~r, A.Ya., Radcmyseltskiy, I.D., Troshchenko V.T. TITLE: Iuv!estigation of the Effect of Electromechanical Treatment on the ,~gth of Metal- Cerwdc'MaterialB on a Silicon Carbide Base Stre PMODIGAL; Inzh6nerno,%-fizicheskiy zhurml, 1959, Nr 6, PP 100-103 (USSR) ABSTRACT: The 6rd1na*7 medhanical working of materials bfLsed on silicon carbide is rather difficult in viev of their-congiderable hardness. There- fore, theauthors-studied apossibi-fity of applying I electromechani- cal working'and its effect on the itrength of metal ceramic materials. The spe.cimens were prepared by the:ppvder metedlurgy method wit]~ . #pregnation and-dividect into'61~ortjor,6, one of which was, left with- out vorkinj and the other five were subj'e'c~ed to eleqtr~mechanical voiking yith different degrees,1.6f fineness'bn a special installation. The effeat~ of trea tment.on the.5trentth was investigated by atatical bending with a conclantrated fqFC6~ :band the results are presented in Teibie, 1 and Figure 31, It is shovn,that the working a~rfects the Card.1/2 strength of the silicon carbide sj?~cimens considerably, and the latter SOV/170-59-6-16/20 Investigation of the Effect of Electromechanical Treatment on the Strength of Metal Ceramic Materials on a Silicon Carbide Base can be increased by as much as 55% as compared with the specimens not su~j- ected to working. There are: 1 photo, 1 diagram, 1 graph, 1 table and 1 American reference. ASSOCIATION: Institut metallokeramiki i spetsiallnykh splavovAN USSR (Institute of Metal Ceramics and Special Alloys of the AS UkrSSR)' Kiyev. Card 2/2 PHASE I BOOK a-PLOITATION SOV/5303 Nauchno-tekhnicheskoye soveshchaniye po dempfirovaniyu kolebaniy. Klyev., 1958. Trudy Nauchno-tekhnicheskogo soveshchaniya po dempfirovaniyu kolebaniy, 17 - 19 dekabrya 1958 g. (Transactions of the Sci- entific and Technical Conference on the Damping of Vibrations, Held 17 - 19 Decemberp 1958) Kiyev, Izd-vo AN UkrSSR, 196o. 178 P. 2,000 copies printed. Sponsoring Agency: Akademiya nauk Ukrainskoy SSR. Institut metal- lokeramiki i spetsiallnykh splavov. Editorial Board: I. N. Frantsevich, G. S. Fisarenko (Resp. Ed.), G. V. Samsonov, V. V. Grigorlyeva, and A. P. Yakovlev; Ed. of Publishing House: I. V. Kisina; Tech. Ed.: A. A. Matveychuk. PURPOSE: This book is intended for mechanical engineers, metallo- graphers, physicists specializing in metals, designers, aspirants, and scientific workers. Card 1/V Transactions of the Scientific (Cont.) SOV/5303 COVERAGE: The book contains 27 articles dealing with principal re- sults of theoretical and experimental investigations of energy dissipation in mechanical vibrations carried out in the Soviet Union from 1956 to 1958. Problems of energy dissipation in ma- terials and factors affecting it are discussed. Purportedly new methods of experimental investigation of damping of vtbra- tions are presented. Attention is given to the recently de- veloped nonlinear theory of calculating vibrations in elastic Systems, taking energy dissipation into account. Attempts to analyze internal energy dissipation in materials using methods of mathematical statistics are discussed. Some articles deal with engineering problems in dynamics, in which damping is claimed to play*a highly substantial part. Aspirant N. I. Mukhin, of the Kiyev Polytechnic Institute, is mentioned. References accompany some of the articles. TABLE OF CONTENTS: Pisarenko, G. S. Survey of Studies'-, Made in Kiyev, of Damping of Vibrations 3 Card 2/-,y Transactions of the Scientific (Cont.) SOV/5303 Pisarenko, G. S. Longitudinal Vibrations of a Rod, Taking Into Account Hysteresis Losses 14 Pisarenko, G. S. Longitudinal Vibrations of Spiral Springs, Taking Into Account Energy Dissipation in Material 22 Pisarenko, G. S., and N. 1. Shchepetkina [Candidate of Tech- nical Sciences]. Transversal Vibrations of Stepped Rods, Tak- ing Into Account Hysteresis Losses 34 Pisarenko, G. S., and N. I. Shchepetkina. On the Calculation of Hysteresis Losses in Vibrating Plates 46 Vasilenko, N. V., [Aspirant]. Bendingloand-Torsional Vibrations of Rods, Taking Into Account Energy Dissipation in Material 58 Troshche -Y T (Candidate of Technical Sciences]. Appli- mk caa6n 6f Methods of Mathematical Statistics to the Analysis of Energy Dissipation in Material 71 Card 3/,r TROSHCH 0, V.T. Scattering of energy in a material. Fiz.tver.tela 2 no.6: 1060-lo6g Te 6o. (MIRA 13:8) 1. Institut metallokeramiki i spetsiallnykh splavov AR USSR, Kiyev.- (Damping (Mechanics)) (Vibration) MTHOR: Troshchenko, V.T. S11241611000100910351058 D234rjJ303 TITM Applying the methods of mathematical statistics to analyzing the "process of energy dissipation in a material PEPUODICAL: Referativnyy zhurnal. Hekhanika, -no. 9, 1961t 48) abs-ract 9 V437 (Tr. Nauchno-telchn. soveshchaniya Po,dcAnpf-irovaniyu lcolebaniy, 1958, Uyev, Xi USSR, TEXT: iln attempt is made to find the dependence for char--~ acteristics of damping properties of a.material on the basis of the. assumption t hat energy dissipation in the material is caused, ill the first pl ace, by microplastic deformations, using methods of mathematical statistics for taki-rig these defornations into account. Influence of some structural factors on these characteristics is considered, such as the dimensions of the specimen, the form of the Card V2 S11241611000100910551053 Applying the methods... D234/0303 stressed state, etc. The author findsc 1>,An analytic ex-)ression for the energy diasipated by-the voluhial unit of* the n, atterial during a cycle of vibration; 2) relations for relative cyclic viscosity in different forms of stressed state. ,It is shown that- the energy dissipated in the material during one cycle of vibration depends essentially on the structural properties of the material, dimensions of the specimen, form of stressed state. Z7Abstracter's note: Com-. plete translation 7 0 0 0 AUTHOR; TITLE: PERIODICAM 69973 5/170160/003/01/18/023 BO22/BOO7 Troshchenkog V. T. Some Questions Relating to the Strength of Powder-metallurgical Materials on a Silicon Carbide Basis V1 Inzhenerno-fizicheakiy zhurnal, 1960, Vol. 3, No.-Is PP. 103 - 107 TEXT: In the present paperpthe use of the statistical theory of strength in calculating brittle powder-metallurgical materials (silicon carbide) is dealt with. Ecuation (192) by W. Weibull (Refs. 2.4) on brittle strength is mentioned. The tesis were carried out at normal (200C) and high (12000C) temperatures on silicon carbide samples, whic 'h had been producea according to different tech- nological methodep and had a certaiii similarity to silicates. The photograph of the microsection of a silicon carbide material is shown (Fig.-A), from which its phase-composition may be seen. The results of the tests carried out on 6 silicon-carbide mixtures with different phase compositions for the purpose of determining the brittle strength F are given (Table 1). The curves for the change of the strength F of the samples as dependent on the working volume V1/3 were Card .1/2 69973 Some Qu'Vations Relating to the Strength of Powder- 8/170/60/003/01/18/023 metallurgical Materials on a Silicon Carbide Basis B022/BOO7 determined on the basis of the results of bending tests by the application of a concentrated force (Fig. 2). The experimental (F) and theoretical (F"~) results for various kinds of state of stress are compared (Table 2). The results ob- tained show good agreement between experimental data and those obtained accord- ing to W. Weibull's calculation formulas. The sensitivity to stress concentra- tions is calculated and the experimentally obtained quantities q are compared to the calculated values qr (Table 3). On the basis of the results obtained it may be said that the laws in the destruction.of brittle powder-metallurgical materials on a basis of silicon carbide have a statistical character, and that for their sufficiently accurate determination the formulas of the statistical theory of strength by W. Weibull may be used. T. Kontorova and Ya. Frenkell (Ref. 1) as well as G. Neyber (Ref- 5) are mentioned. There are 2 figures, 3 tables, and 5 references, 3 of which are Soviet. ASSOCIATION: Inatitut metallokeramiki i spetsiallnykh splavov AN USSR9 goKiyev (Institute of Powder Metallurgy and SEecial Alloys of the AS Card 2/2 87707 Atbtj C-'Iv) XWO, S/032/60/026/012/020/036 B020/BO:76 AUTHORS: Gryaznov, B. A. and Troshchenko, V. T. _." Wp---WWiWAVWWW" TITLE:- A Method of Determining the Fatigue Limit PERIODICAL: Zavodskaya laboratoriya, 1960, Vol..26, No. 12, PP. 1398-1401 TEM In the present paper, the results obtained by an investigation are given., which was carried out to determine the applicability of the method of increasing stress for determining the fatigue limit of austenite steel 914 6-12 (EIL612) at,normal and high temperature (6300) as well as of a number of cermets whose fatigue values were widely spread. Steel and cermets on the basis oflion powder with a porosity of 19-22% were subjected to a symmetric cycle of torsions,'~'~n the device of the type BY-8 (VU-8). The increase of stress was warranted by a special device (Fig. 1) through which water was conveyed into a container fastened to the sample. The device consists of a diaphragm pump, an eccenter, a reducer, and electric motor and a starter.-Testing the cermets on the basis of chromium carbide and silicon carbide was carried out in the apparatus of the type YM-2 (UM-2) by using the same device as described above. The results obtained Card 1/2 87707 A Method of Determining the Fatigue Limit S/03 60/026/012/020/036 B020YB056 by investigating-the fatigue strength of steel B1612 and of the cermets acbording.to the usual method are given in Fig. 3. Fig. 4 shows the results obtained by investigating the same materials in the case of increasing stress. In tests carried out with Bymmetric stress cycle, the preliminary stress vas 0.6 of the fatigue limit. When recording the curves, the method of least squares was used. The results obtained by using various methods of determining the fatigue limit are given in a table. From this table and from the Figs. 3 and 4 it follows that when using the method of increasing stress, the fatigue limit of steel E1612 may be determined both at normal and also at incnased temperature. The sai:~ng of time made possible by this method is about 40~o for steel E1612 in comparison to the statistical meth- ods. There are 4 figures, I table, and 4 references: I Soviet, I French, And 2 US. A330CIATION: Institut metallokeramiki i spetsiallnykh splavov Akademii nauk USSR (Institute of Powder Metallurgy and Special Alloys of the Academy of Sciences UkrSSR) Card 2/2 PISABMKO, Georgiy Stepanovich (Pysarenko, H.S.1; -MQ--;HGjD2LKO' .I_- Valqrjy --Trofimovich; FRANTSEVICH,I.M.[Frantsevych,I.11.3., akademik.. otv, red.; RE24MMIK,, T.K.,v red.izd-va; LIBEWIAZI, T.R., tekhn. red, [St,&Aistical theory of strength and its application to ceramic metal materials] Statyatychni teorii mitsnosti ta ikh zastosu- vannia do metalokerarichnykh materialiv. Yqiv, Vyd-vo Akad. nauk UWSR, 1961. 104 p. (14IRA 15:3) 1. Akademiya nauk USSR (for Frantsevich). (Ceramic metals) (Strength of materials) Ile 33544 S/123/62/boo/bo2/04/612 15,;Z.6 10 A004/AIOI AUMORS- Troszazenko, W. T., Griaznow, B. A. r--~ TIME: Some problems concerning the fatigue strength of ceramic materials PERIODICAL: Referativnyy zhurnal, Mashinostroyeniye, no. 2, 1962, 25, abstract 2A54 ("Wytrzyma!oh6 zm9czeniowa tworzyw i element6w metalowych". Warszawa, 1961, 57-60, Polish) T EXT The authors present the results of investigations of the effect of temperature, mechanical working, presence of,notches and also of the stress sign on the fatigue strength of ceramic materials on the base of chromium carbide (85% Cr3C2) and silicon carbide (49, 22% SiC). The specimens on the Cr 3C2 base had the following composition (in %): Ni - 15.3, c - 9.4, Cr - 71.35. They were manufactured by pressint the powder mixture and subsequent sintering in a hydrogen atmosphere at 1,300 C. Static and fatigue tests were carried out on the rough specimens, ground by the mechanical and electrolytic method, The specimens on the SiC base were made from graphite of the corresponding dimensions and shape and then impregnated with Si in a hydrogen atmosphere. The specimens were heated in the machines by resistance currents. The temperature was measured Card 1/2 335hh S11231621000100210041012 Some problems concerning the fatigue strength ... A004/A1Ol with optical pyrometers. The tests on the 14M-2 (M-2) machine were carried out at a loading frequency of 50 cps. The M-5 01-5) machine is intended for pu bending tests with simultaneous tension or compression, at a frequency of 400 cps. The stresses in the specimens were determined from the magnitude of the specimen oscillation amplitude, rated with a microscope. During the tests on the IM-2 machine, the cycle asymmetry attained 0.15, this value being 0.8 on the 11-5 machine. It was found that a considerable scattering of the fatigue test results could be observed in ceramic materials. The authors recommend to use statistical methods In processing the experimental results. The inflection of the fatigue strength curve in the semilogarithmic coordinates occurs at a base of 106 cycles. The fatigue strength depends on the temperature and surface state of the specimens. In ceramics on the base of Cr-ACP, the fatigue limit is considerably lowered if stress raisers are present. The-fatigue strength abruptly decreases if axial tensile stresses act on the specimens, and increases in the presence of axial compressive stresses. During cyclic..loading, in most of the cases the fracture has no two clearly expressed zones (fatigue and brittle fracture zones). The mentioned zones could be only observed in fractures of Sic specimens at high temperatures and considerable axial compressive stresses. There are 9 figures. [Abstracter's note; Complete translation] G. Mekhed Card 2/2 TROSHCIMNKO, V.T. Brittle strength of ceramic-metal materials. Porosh.met. I no,6:62-69 H-D 161. (MM a535) 1. Institut metallokeramiki i.spetsialOnykh splavov AN UkrSSR. (Ceramic metals,-Brittleness) 3 ~ p-, -1 !' . S/123/62/000/011/007/011 A052/A101 AUTHORS: Artamonov, A. Ya., Radomysellskiy, I. D., Troshchenko, V. T. TITLE: The effect of machining on the strength of brittle sintered materials PERIODICAL: Referativnyy zhurnal, Mashinostroyeniye, no. 11, 1962, 39, abstract 1IB227 ("Poroshk. metallurgiya, no. 5, 1961, 65 - 68, English summazy) TEXT: The effect of mochining on the strength of sintered materials on chromium carbide and silicon carbide base was investigated. Sintered materials on silicon carbide base were'testbd for strength pri6r to machining (afterelectro- mechanical processing), whereby a surface layer 0.5 - 0.6 mm thick was removed, anct also after applying to the machined surface a silicon carbide layer. Sin-. tered materials on chromium carbide base (9.4% C, 71-35% Cr, 15.3% Ni and 3.95% others) were subjected to static (pure bending) and fatigue tests prior to machin- ing immediately after sintering, abrasive disk,griliding and electromechanical processing. It is established that the electromechanical processing as well as the silicon impregnation process increase the static strength of sintered mate- Card 1/2 The effect of machining on the strength of ... S1123162100010! 2/007/0-21 A052/A101 rials on silicon carbide base prepared by the method of impregnation. Electro- mechanical processing of siniered materials on chromium carbide base doe-9 not reduce the static and fatigue strength, whereas abrasive grinding even under soft conditions reduces considerably both strength characteristics. Such a reduction of strength is caused by the formation in the process Qf grinding of a large number of superficial microcracks 5'- 10 mm wide (2) and up io 50 mm deep The formation of these cracks is connected obviously with the heating of locai surface sections which can produce considerable thermal stresses. It is pointed out that the strength of ground samples is similar to that of the samples with stress concentrators. The microcracks weaken the samples in the same way as the stress concentrators with a concentration factor of 3. The sensitivity to the stress concentration of sintered materials on chromium carbide base is 0*.4. There are 5 references and 2 figures. E. Spivak [Abstracter's note: Complete translation3 Card 2/2 S/114/6l/ooo/oO4/oo4/Oo6 E194/E435 AUTHORS., Pisarenko, G.S., Corresponding Member AS UkrSSR, Troshchenko, V.T., Candidate of Technical Sciences, Kaplinskiy, L.A., Engineer and Gryaznov, 13,A,,, Engineer TITLE: An Investigation of the Fatigue Strength of Steel IX13 (lKhl3) in Variable Bending With Static Tension PERIODICAL: Energomashinostroyenxye,71961, No.4,'pp.29-31 TEXT: Analysis of turbine blade brAeakages shows that they are mostly due to fatigue. In most laboratory fatigue tests certain factors are not allowed for, including the presence under service conditions of appreciable tensile stresses due to centrifugal force. The present work describes an investigation of the influence on the fatigue strength of steel lKh13 in bending of a constant tensile stress which imitated the influence of centrifugal force. The tests were carried out at temperatures of 100 and 400'C on steel lKh13 with different kinds of heat treatment. The specimen geometry is shown in Fig.l. The heat treatment and the mechanical properties of the material is shown in table 1, where the second column gives the heat treatment Card 1/f