SCIENTIFIC ABSTRACT A.I. FROLOV - A.D. FROLOV

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December 31, 1967
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SCIENTIFIC ABSTRACT
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F: RID Lo V) k I. PHASE X TREASURE ISLAND BIBLIOGRAPHICAL REPORT AID 730 L X BOOK Call No.: AF666889 Authors: FROLOV, A. I., and RYZHINSKIY, D. A. Full Title: SCIENCE OF AVIATION MATERIALS Transliterated Title; Aviatsionnoye materialovedeniye PUBLISHING DATA Originating Agency: None Publishing House: Military Publishing House of the Ministry of Defense Date: 1954 No. of pp.: 288 No. of copies: Not given Editorial Staff: None PURPOSE AND EVALUATION: This text for preparatory aviation engineering schools is a good up-to-date elementary textbook on aviation materials. It contains basic data on the composition and properties of a number of materials. Its value seems to be principally instructional. TEXT DATA Coverage: The author gives basic information on physical, chemical, mechanical and technological properties of aviation metals and alloys. He describes characteristics of carbon steel and special steels, heat- resisting materials) and also of alloys and non-ferrous metals. In a special chapter he describes the corrosion of metals and gives methods of prevention. He gives also basic information about non-metallic materials used in aviation such as: plastics, paints, varnishes, textiles, resins, beat and electrical insulators, and packing materials. The author gives the trade marks and compositions of various aviation 1/5 Aviatsionnoye materialovedeniye AID 730 - X materials. He describes the conditions of operation of engine and aircraft parts. A number of scientists, living or dead, are mentioned. Table of Contents Pages Chapter I. General Properties of Materials 13-59 Basic groups of aviation materials; requiremer's on avi- ation materials; physical and chemical properties of metals; conception of basic aspects of deformations and stresses; basic mechanical properties of metals and alloys; tensile testing; hardness of metals and basic methods of its determi- nation of toughness; fatigue of metals and the determination of the limit-of endurance; testing at high temperatures; technoiogical properties of metals. Chapter II. Metallography and the Heat Treatment of Steel 6o-107 Composition of metals and alloys, crystallography; re- crystallization, concept of allotropic modification of Iron; metallographical methods; concepts of alloys; diagram of the composition of the first order; structure of steel- carbon alloys; Chernov's diagram (structure of the compo- sition of steel-carbon alloys); heat treatment of steel; special methods of heat treatment of steel; thermo-chemical treatment of steel. 2/5 Aviatsionnoye materialovedeniye AID 730 - X Fa es 9 Chapter III. Iron-Carbon Alloys -134 10 Carbon steels; characteristics of construction and tool carbon steels; general information on special steels; characteristics of basic kinds of alloyed steels used in the construction of aviation engines; alloyed steels used in aircraft construction; gray iron. Chapter IV. Heating-Resisting Alloys 135-148 Conditions of operation of basic components of a jet engine; requirements on materials for the construction of basic components of a jet engine; conception of heat resistance and means of increasing it; means of increasing heat stability of metals and alloys; characteristic of basic groups of heat-resisting stable alloys. Chapter V. Non-ferrous Metals and Alloys 149-181 Basic information; aluminum, its properties, trade marks and uses; high strength aluminum alloys, duraluminum and V95; heat treatment of duraluminum; AMts and AMg alloys for deep stamping; aluminum alloys for forging and stamp- ing; aluminum alloys for casting; magnesium and its alloys; brass; bronzes; Chapter VI. Corrosion of metals and alloys and methods of prevention 182-205 General information on corrosion; electrochemical corrosion; 3/5 Aviatsionnoye materialovedeniye AID 730 - x Pages Chapter XI. Materials for Electrical Insulation 271-276 aeneral information; characteristics of general aspects of dielectrics used in the electrical and radio equipment of an aircraft. Chapter XII. Heat Insulation and Tightening Materials 277-285 Heat and acoustic insulation materials; packing materials. 0e Bibliography 256 No. of Referencest Russian 17 1946 - 1953 Facilities: None 5/5 L 24434-65'. - 1'.-ACCRSSIONINR: AR4039991 simple dependence: A gxy a WA gZ + CgZ7. Solution of the equations by be method,leads to the conclusion that the squared term the least can squares neglected and the following simpler dependence can be used for the horizontal correction: A exy = a + b' A g. or A gxyz a ir b A& F. As a result of analysis of observational date from the research vessel IIVLtyat 11 (on the 27th voyage) and the diesel-electric "0b'" (on the 2nd, 3rd, 5th and 6th voyages) it was possible to obtain the values of the parameters- a, W and b =,- 1 + W and also their mean square errors (Ea and Eb)- The values of the latter characterize the degree of reliability of the dependence used. Using the mean weighted values of the parameters (p) for the diesel-electric "0b'14, the author gives the following formulas, making it possible to estimate the corrections; A g -: -3 3 A gZ -6 acemant of the and A g z (1 3.3/P) & gr~ 8, where P is the weighted dispf xy vessel (in thousands of tons). These formulas were derived for A &z > 10-20 mgal; the values A gz and A gxy were determined in 10-mgal intervals. Strictly 8p aking, the determined relattaitships between'the horizontal camponent and er ve tIcal component and their ratio ind the weighted displacement of the vessel hold true only for certain arrangements of,the instrudents relative to the principal axes of the vesdel. An"&dcojp~tjyjjjg`jjaph 8h ows the dependence of the Card 2/3 t -15031-65 EWT W/Mm. P0-4/Pe-5/Fg-h/Pq-4 AFm aw ACCESSION NR: AP4049239 S/0049/64/000/010/1449/1461 AUTHOR: Frolm A. TrrLE.- Gravity field and some features of the structure of the earth's crust in Antarctica SOURCE: AN SSSR. Izvestiya. Seriya geofizicheskaya, no. 10, 1964, 1449-1461 TOPIC TAGS: gravity field, earth crust, Mohorovicic discontinuity, Bouguer anomaly, Faye anomaly, Isostatic anomaly, Antarctica ABSTRACT: This paper reviews previously published results of investigitions of the deep structure and isostatici state of the earth's crust in Antarctica. Empirical formulas are proposed for computing the depth of the Mehorovicic discontinuity in Antarctica using Bouguer gravity anomalies and the 'mean elevations of sectors with a determined gravita- tional characteristic. Diagrams and maps of the subglacial relief, deep structurf, of the crust, isostatic anomalies and regional Faye anomalies are presented, repiesenting the generalization of investigations of recent years by Soviet and foreign authors. Orig. art. has: 9 formulas and 6 figures, ASSOCIATION- Gosudarstvenny*y astronomicheskly institut imeni P. K. Shternberga, tate Astronomical Institute) Card 1/2 L 6866-65 tWT(1)/EWG(V): Po-4/Pe-5/Pq-4/Pg-4 Gd ACCESSION NR: AR 4044262 S/0169/64/000/0051GO22/GO22 SOURCE:. Ref. zh. Geofizika, Abet 5GI14 A. 1. AUTHOR: Froloy TITLE: Gravimetric operationt of the state astromical institute Im. P. K. Shternberg duelng the fifth soviet antarctic expedition of 1959 1960 CITED -SOURCP: Sb, Mors _gra:0.metre:~ issledovani Vy4pf 2. M. ya un-t, 1963, 19-~34 TOPIC XAGS: gravimetric operation, marine gravimetric Investigation, antarctic, expedition, Bouguet anomaly, under tee relief, floating glacier TRANSLATION: The researchers of the gravimetry section of the State Astronomical Institute im P. K. Shternberg (&M) of Moscow State University accompanied the Fifth Soviet Antarctic Expedition. This section determined 120 gravimetric points, located for the most part in regions which have been little studied from the gravimetry Point Card 1/2 BLAZHKIN, A.T., doktor tekhn. nauk. prof.; BESEKMSKIY, V.A., doktor tekhn. nauk, prof.,- AZIMOVA, K.F., kand. tekhn. nauk, dots.; LANSKOV, V.D., kand. tekhn. nauk, dots.; FABRIKANT, Ye.A., kand. tekhn. nauk, dote.; GULID121, Yu.V., inzh., HEYERSON, I.G., dots.. kand. tekhn. nauk, dots., retsenzent. FHOLOV, B,K,p.red, [O,oneral elcctrl~~aA engilleel-Ing) Obshchala Moskva., Energiia, 1964. 655 P. (MI RA 17: 12) 1. Prepodavatell Leningradskogo mekbanichezkogo instituta (for Blazhkin, Besekerskiy, Azimova3 lanskov, Fabrikant, Gulldin). KUDRYAVTSEV, V.I., inzh.; KEYMAMij RAa., lnzh.; KATSENEIENBOGEN, E.V., inzh.; FROLOV,__A.K.,_inzh. Automatic devices used in the measuring line for determining sugar content in beets. Mekh.i avtom.proizv. 18 no-305-37 Mr 164. (MIRA 1714) 0. . I A. M. M6asures to insure t'.e stability of earthworks and constructions; textbook for :~ -higher educational institutions of railroad engineering. Moskva, Gos. transp. zhal-dor. izd-vo, 1949-54. 2v. (50-22154 rev) U7715-F? zaBluzhennyy ----'--t~~nicheskikh nauk. redaktor. deyatell nauki I takhniki; RAK, S.M., kandidat redaktor; IMITROY, P.A., takhnicheakiy EMethods of guaranteeing the qtability of ground earthwork] Mary obespechenlia ustoichivosti semlianykh mass L eooruthenti. Moskva, Goa. trensportifoe shelemodoroshnae izd-vo. Vol.2. 1954. 319 P. 1. Daystvitellnyy dh1en Akademii nauk USSR (for Yrolov) (Railroads--larthwork)(Soil stability) IPROLOT Alelceandr Mstv V- . PQDVYAZKIN, Konstantin Alaksayerichi kandidat VIO'k X. S.M., kandidat tokhaicheskikh nauk, redsk- tor: STIXHO. T.Y.. takhnicheskiy redaktor; LProtection of river banks and slopeaj Ukreplenie rachnykh beregov i semlianykh otkosay. Moskva, tios.transp.zhol-dor. izd-vo. 1957. 86 p. (HIIIA 10:7) 1. Doystvitellnyy chlen Akademit nauk USSR (for Frolov) (Embankments) (Shore protection) 31974 S/081/61/000/023/044/061 ,~7'?Joo B138/B101 AUTHORS: Kozlova, L. Ye., Stasova, 0. F., F TITLE: Group chemical composition of petroleums of the West Siberian Lowlands PERIODICAL: Referativnyy zhurnal. Khimiya, no. 23, 1961, 447, abstract 23M60 (Tr. Sibirsk. n.-i. in-ta geol. geofiz. i mineralln. syr1ya, no. 17, 1961, 192 - 201) TEXT: The results are given, of the analysis of petroleums from wells 1-R and 5-R of the Nazina area and 2-R, 6-R and 7-R of the Shaim area, and also from exploratory wells in the Novyy 1~,syugan, and Malyy Atlym regions. The lightest petroleum is that from well 7-R in the Shaim field (sp. wt. 0.8374, viscosity 4.65 centist. at 50 0C), while the heaviest comes from 5-R in the Nazina area (sp. wt. 0.8912, viscosity 10.67 centist. at 500C). Tar, by the sulphuric acid method, varies between 13.0 and 28.0%, asphaltenes between 0.29 and 0,74. Sulphur content is low, 0.26 - 0.46~~o. Fractions obtained UP to 500 C are given, together with the analyses of these cuts. The petroleums were found to contain quite a lot of paraffins, and belong Card 1/2 Group chemical composition of... 31974 S/081/61/000/023/044/061 B138/B101 to the methane-naphthenic-aromatic group. They differ in chemical composition and, apparently, also in genesis, from the two other petroleums of the same region which have already been investigated (4-R of the Berezovo and 1-R of the Kolpashevo areas). In componition the mezozoic petroleums obtained in Western Siberia are very similar to the upper Paleozoic ones of the Second Baku. [Abstracter's note: Complete translation. Card 2/2 2417 61iFi EDE.- UR/0229/66/000/002/0007,fooog 'AUTMOR: Frolov, A. M. ORO: Non~ .TITLE: Determining the wave loads on the connecting bridge of a catamaran SOURCE: Sudostroyeniye-, no. 2, 1966, 7-9 TOPIC TAGS: marine'eagineering, shipbuilding engine.ering, wave mechanics, stress analysis ABSTRACT: The author considers the following two cases which result in maximum strain on the connecting bridge of a catamaran located at an angle to regular waves: 1. one hull with the bow on the crest of a wave and the stern in a trough while the other hull is in the opposite position, i. e. the bow in a trough and the stern on a crest; 2. one hull with the midsection on a crest while the end sections are in troughs and the other hull-has the midsection in a trough while the end sections are on crests. In the first case the differdntiating moments reach their highest value while banking moments reach-values close to maximum. Bending moments ~X opposite signs reach their highest values in the second case vhile twisting moments come close to maximum. Ap- proximate formulas are derived for the'vave loads on the connecting bridge with graphs which give an extremely simple method for practical calculations. This is convenient in initial design stages where basic elements of the ship may be changed and forces must be recalculated.,'Orig. art. has*. 4 figures, 22 formulas. SUB CODE: '13/ SUM DATZ: None vlr 9 Card 1/1 uDc: 629.12.0-U.17;532,5 IV 7 J I tv - . ~ USSF/Ruclear Phys.1-cs - Penetraticn of Charged and fleutral Particles Through Matter, C-6 Abst Journal: Referat Zhur - Fizika, No 12, 11056, 34095 Author: Eliseyev, G. P., Lyubimov, V. A., Frolov, A. M. Institution: None .L4. 'Ule: Spectrum of Primary Ionization of Rapid Mu-Mesons T Original Periodical: Dokl. Ali SSSR, 1956, 107, No 2, 233-235 Abstract: With the aid of 2 10-layer low-efficiency counters, filled with a mixture of neon and commercial propane, investiga on was made of the primary ionization of mu-mesone with momenta in the range 2 x 1~ -- 3.4 x 1010 ev/sec. A total of 1,779 mu~mesons were recorded. All particles were broken up by momenta into 10 groups, for each of which the average momentum and ionization were determined. The rebults of the measurements agree qualitatively with the theoretically predicted logarithmic increase in the primary ionization and confirm the saturation of 'Che primarl ioniza- tion for mu-mesons with momenta greater than 1010 ev/sec., due to the effect of po- larization of the medium. The method of processing the experimental data on the primary ionization used by the authors is described. I Op 1 1 AUTILOR3:Voronkoi, V.P. and Froloy.,_ A,,~ Tltlll~: Coincidence Circui~--io-r--W-ork with S-2all Amplitude ?ulses. (31,zheina sovi)adeniy dlya raboty s impullsami maloy ain-Aitudy) I-EH-1-uIDIJAL: Pribory i Tekhnika Eksperimenta, 195?, Nr 3, -D-~~ L~0-42 (USSR) ABSTR-ICT: The circuit (Fi,-,.l) operates on t!Lc irincitile of differ- ent ampiifioaUion of coincident a--id non-coi-ncident :)ulses. kfcsa~ive pulses from two input ele1;,.cn'-Us "transducers" axe soa-oe-a by si-iort-circuited cables UPK-50) and passed to the tubes ill J12 and J1 . These stages produced two 3 314 ILD len-thened and inverted pulses; the positive swin-s are U - 0 suppressed by the resistance r and 10 -mrallel-connected crystal d-~odes DAr-44. ilorimlly, the pulses at the anodes of the tubes J1 I and JI,, and also at the anodes of tubes J1 3 )14 must be of equal amnlitude. The pulses fr:,.-:i tl-lae tubes A -i;ass alonz the cables Ll and t2 2 J]4 - I:; UX-50) to :)oint A and also tuo points 3 ~-:-d C the case of coincidence, the ,~alses at -poilnt A add tuo- ,--etiior and -Dass throu~,-h the detector t) one of the inTputs Card 1/4 E of tke differential amplifior (J1 5 and JI 6 Tne I~J_3_10/110 Co-incidence Circuit for Work with S:iall LaDli-1.1-u-de Pulses. larger of tile Lulses arrivin- at t-fie points B and C is passed to point Abut the detector -to w'-')ich the s.--ialler pulse, i~j a I)L*J-,,d is switched off by the larger pulse. The aifforonco in amplitudes 4Uk at ;)Dints ana A is amplified by the differential amplifier, i.e., al; the anodes of J1 5 -and J16 af~pear pulses of opposite polarit- ies and with amDlitude Ul -proporti3nal to Au5x U1 = K1A, U6)( where K 1 is the gain of the differential amplifier to the difference. From the anodes of A5 and Jj_ the pulses 0 pass to the input of a second differoi,~.tial am,,,,lificr (cathode and ;,-,-rid of A?). AL the ari_)~.i.c of JI7appears a -Oul3e wiLh --ui amplitude proportional to Ki AN U8*4 Uc = K where X is t-ho, -ain of the Card 2/4 1- Coincidence Circuit for Wor1l., with Sma il-Amplitude Pulses. second differential amplifier to the differerice. When only one of the input elements ouerau"es, pul-ses of equal ampli- tude U15, arrive at the input to the first differentiai amplifier. At the anodes of J1 and J1. ao-oear nulses vii-ul'. 5 amplitudes K Us)( , where K_ is the gain of tl'ue first 3 differential amplifier when equal amplitude p1ses are applied to each of its inputs. In this case, the -,-)uise ato the a-node of A7 is deter-viined by the iinbalance between the branches of the second amplifier: U "D = K4, *X3U where K,, is the gain of the amplifier sta-c J1 to pulses applied si,-aultan- 7 eously -to the cathode and Orid of -the valve. K 1K2 is 1.,.ade very much greater than K7,K 4 3 so U C UHC i.e., the pulse a~ tiie anode of J1 is many tiiiios groater at co-;nci- 7 U dence than when caused by a sinE;le i-Tiput -pulse. The pulse at -the anode of J1 7 is lengthened, ai-ruAiiied, discriminaUed and registered. The threshold of the discriminator is set; u:1 so that non-co-;ncident pulses are not registered. The Card 3/4 CD 12,~"1-3- 1,0140 Coincidence Circuit for dork With Small JALmolitude Pulses. selection coefficient (x is defined as the ratio of the amplitude of a single input -ulse to the a~a%,litude of equal C3 -L' coincideill pulses which Give the same ou-umit vcl4U-a,n,-e, i.e.: XlK21K 3K4 ' I" J -9 sec. cc = 18. In practice -)r pulse durat.L.-)ns T,,v5 x lu The cables 1 and Z2 had to be carefully matched into -Uhei-r load impedances. The pulses at tne anodes of valves J7 and J1 and J1 and A vie:2e eaualized by variable 1 2 3 4 7 '1 resistances in the anode circuits of A 2 and Jl,, . Tae valves (6,k1q ) had to be carefully solected. Time res'-Aut- ions up to T-5 x 10-9 sec (Fip-.2) for input-s down to fvO.03 V were obtained. There are 2 ii.lusbrati~)ns and no references. OMAITTED: Larch 15, lj56~ i1VAILi1B_11E: Library of Con-ress. Vard 4/4 1. Amplitude modulation 2. Coincidence circuits-Operation FRO101. ful. 'k cr app"", F~a I'l t -,''In w~j*ji 31 i~--26 -`0 If (MIRA 18:8) GROMM, Y.G., inzh.;,- iT~Wvl AM. , iuzh. 2UP-3,0 universal traotor trailer.. Trakt. i selikhozmash. 30 no.6: 32 Je 16o. (XIRA 13:11) 1. Gomeallmash. (Traotore-Trai lore) AUTHOR: Prolov, A.N., Enginoor SOV/95-59-2-2/1.'~ TITLE: Power Equipment for I-lain Gas Pipelines (Energeticheskoye kho- zyaystvo magistrallnykh gazoprovodov) PERIODICALt L~ Stroitel'stvo truboprovodov, 1959,\Nr 2, Pp 4-6 (USSR) ABSTRACT: As basic equipment for large gas pipelines, gas engines driven by 1,000 hp compre3sors have been employed so far. However, increased capacity of gas pipelines made it necessary to in- crease also the capacity of the compressor units. Thus, in accordance with stipulations of the Glavgaz USSR, the Nevskiy zavod imeni Lenina (Nevskiy Plant imeni Lenin) has manufactured a centrifugal compressor with a capacity of 13 million cu m per 24 hours driven by a 4 1000 kw gas turbine (type 280-11-2.) or a 4,500 kw electric motor (type 280-11-1). Centrifugal compressors are equipped either with gas turbine drive or with electric motor drive. Though the latter works out cheaper in operating, preference is given to gas turbine drive which can be installed for less money. As far as electric motor drive is concerned,the existing system of revolution speed control by means of a series of mercury rectifiers offers no satis- factory solution. In areas far removed from ar7 power systems Card 112 small power plants operating on gas are set up -Nith a capa- FROWY, A. N. The standardization of thread gauges lit-ry, 1950. 344 P. (51-3440) Moskva, Goo. nauchno-tekhn. izd-vo mashinostrolt, I TJ1340.F85 FROWV, A.R.; DOSCHATOY, T.V.; SOKOLOYA. T.F., tekhaicheskiy redaktor. [standard dimensions for thread gauges; handbook] Ispolnitellaye rasmery rezlbovykh kalibrov; spravochnik. Isd. 2-e, dop. Moskva, Gas. nauchno-tekhn. izd-vo mashinostroit. i sudostroit. lit-ry, 1954. 439 P. (Hl" 7:11) (Screw threadm, Standard) FROLOV, AQ H. and V. V. DOSCHATOV. -- ----- - -- Ispolnitelyne razmery rez'bovykh kalibrov; spravochnik. Moskva, Mashgiz, 1950. 344 P. tables. (Standard dimensions of thread gauges.) DW 1 TJ1340J8~ SO: Manufacturing and Mechanical Engineering in the Soviet Union, Library of Congress, 1953 Aleksay,41kolayeviall- RZHAVINSKIT, Y.V.. inzh., red.; NOMMIP B.19, takhnored, [Manual for the designof smooth and special calipers] - Rukovod~tvo -po raschatu gladkikh i xpetsiallnykh kalibrov. Moskva, Gos.nauchno-tekhnA%d-vo mashino- stroit-lit-ry. 1959. 167 P. (KIRA 12:6) (Calipers) FROIDV., Aleksey Nikolayevicb; DOSCRATOVp Vadim Vapillyevich; NESTEROV, ----- --- -nzin re .; ELIK12M, V.D., ritsi6 A COVA, tc!~~ teldv4 red* (Control dimensions of tbread gaugesi reference book] Ispolnitell- rWe ra=ery rez'boVkh kalibrovp- spravochnik. Izd.3., perer. Mo- skva, Goa. nauchno-tekbn. izd-vo mushinostroit. lit-ry, 1961. 694 p. (MIRA 14:9) (Screv tbreadsp Standard) AKHWTOVA, R.S.; TORBEYEVA, D,R.; NEDOGREY, P.M.; LEKHTER, V.I.; FROLOV, A.P. Improving the quality of highway asphalts obtained from deasphaltization products, Khim.i tekh.topl.i masel 8 no.2:20-23 F 163. (MIRA 16:10) 1. Bashkirskiy nauchno-issledovateltskiy institut po pererabotke nefti, Ufimskiy neftepererabatyvayushchiy zavod im. XXII s*yezda Kommunisticheakoy partii Sovetskogo Soyuza. 5- .1 , (Moskva) Slightly curved lamirar f,':.,w ef tin ilncompress-,bla ILjuld. I Prikl. mat. i mckh. 28 no.3064-566 Myc-je'64 k.":TS-4 FPCL07, A. P.1 Gubl-i.n., S. I.; Z,,Itulo,,!~11' ,..op~uchti, L. S. S. ; DF?r 2. USSR Forf-.o-Stamping, Deformability of --Iwa iu:L Alloys, HP-r-nJ-1 of :-,qchine 12.datrurtior lo -in C07nil- tI-)II of Information of the USSP I'lachine and 1.1achine o,,,r. cont-i-ef~. in S,~-i-tPublicati,z-,nn. dom SOV/126- 8-1.- 25/25 AUTHORSz Neitanonov, S.A. , Oleynik, M.I., nrid Frolov, A.P. TITLE.- Contribution on a Method for X-rav Investization of Substances at High Pressure, I- A Sectional X-Ray Tube PERIODICALz Fizika metallov i metallovedeniye, 1959, Vol B, Nr 1, PP 158-16o (USSR) ABSTRACT. To reduce the long exposure times normally required for X-ray investigations at high pressures, the Institut fiziki metallov AN SSSR (Institute of Physics of Metals, Ac.Sc., USSR) have developed and made an electronic X-ray tube which can be taken apa-rt. The tube (Fig 1) is of simple construction and provides a very powerful X-ray beam. The cathode is connected to a URS-70 X-ray apparatus inter-locked with a TsVL-.100 diffusion pump. Y 'L'ju Suitable provision is made for avoi inS~~ingress of oil vapour., There are 3 figures and I Soviet r-eference. ASSOCIATIONi Institut fiziki metallov AN SSSR (Institute o of Metals, Ac.Sc., USSR) SUBMITTEDg December 4, 1958 Card 1/1 5/181/62 004/006/935/051 B108[B1% AUTHORS: Frolov, A. P_j_j Vereshchagin, L. F., and Rodionov, K. P. TITLE: Changes in the lattice parameters of pentaerythrite under pressures of up to 10,000 kg/cm 2 PERIODICAL: Fizika tverdogo telat v. 4, no. 69 1962, 16o8-1612 TEXT: A radiographic investigation of the lattice parameters a and c of pentaerythrite; C(CH was made in a beryllium high-pressure chamber. 2011)4 2 At room temperature with pressures up to 10,000 kg/cm , pentaerythrite ha a tetragonal crystal lattice with the parameters a -.6.10 R and c . a.73 At a pressure of 9,000 kg/cM , a - 5.99 R and cg~,8~46 R. A discontinuity of a and c was observed between 4200 and 5600 k m . The volume also changed suddenly by some 2.6~. These data are evidence of a phase transition in which, however, the crystal structure below and ibove *the transition pressure remained the same. The behavior of pentaerythrite under pressure can be described by two empirical third-order equations of state: Card 1/2 S/181/62/004/006/035/051 Changes in the lattice B108/B138 V -5P 2.380-10-9 2 -13 3 Before transition: - io 1-584-10 P + 0-370-10 P after transition: - -6 V 2-404-1 O-5p 3-848, 10-9P2 + 2.202-io-13p3. V0 Above the pressure of transition, compressibility increases with increasing pressure. There are 5 fiBures and I table. ASSOCIATION: Institut fiziki inetallov AN SSSR, Sverdlovsk (Institute of Physics of Metals AS USSR# Sverdlovsk). Institut fiziki vysokikh davleniy ANSSSR, Moskva (Institute of High- pressure Physics AS USSR, Moscow) SUBMITTED: February 15, 1962 Card 2/2 0 FROLOV, A.P.; VEMMIAGIN, L.F.; RODIONOV, K.P.; DLEYNIKY M.I. % Methods of X-ray investigation of materials under high pressures. Psx-t 2z Eclulpment for 1110 preparation of X-ray pictures of powders under pressure of up to'18,,000 k4(cm2. Fizi met, i metalloved. 14 no.1:80-84 A 162. (14IRA 15:7) 1. Institut fiziki metallov AN SSSR i Institut fiziki vysokikh davleniy AN SSSR. (Metal powders) (X rap-Diffraction) FROLOV, A.P. Machine for continuous grinding of ceramic paints. Stek. i ker. 19 no.7s39-41 Jl 162. OURA 15:7) (Milling machinery) (Paint) DA',IA3KIN, il.l.l doktor tek-lin, nauk, prof.; T:,.v!jjl -%1.,I st rshiy prepndtivq ~fA t(jj,; FjC)Uyr) Loading of the shaftn of a s6miautomatic 'Iasi 27 sew-1 Nauch. trudy MILP no.28:225-2"19 163. (Ml 2 7: 1 1. Kafedra detaley mashin Moskovakogo legkoy ~i , . " ". I -V- N 0 . .. l) I " 1 .~, ' t of fluid JOt flOwe alcng curvilinear ourfaceL-, izv. AN SssR. Mc;U., nei.5o.164-166 S-0 165. (MIRA 18-.1.0) R 4 I i , EC . 17 -In il KEY Li ivil j Rs)(k F 41D FRO LC)U A'* AS