SCIENTIFIC ABSTRACT AGAFONOV, A.V. - AGAFONOV, B.S.

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SOV/68-58-11-lV25 AUTHORS: Vorozhtsov N.N. , Corresponding Member of the Academy of Science of the USSR, Doctor of Chemical Science, Lisitsyn V.N., Candidate of Chemical Science,'Agafonov A-V. and Krasivichev V.V. , Candidates of Tech~rucal'~'Sci-e-n-t-e~- and Abayeva B.T., Candidate of Chemical Science TITLE: Transformation of Higher Homiolo,7ues of Phenol into Lower 0 Ones (Prevrashcheniye vysshikh gomologov ~Cenola v nizshiye) PERIODICAL; Koks i Maimiya, 1958, Nr 11, pp L~2-1+7 (USSR) ABSTRACT: The results of an investigation on the dealkylation of technical xylenol with simultaneous alkylation of benzole in a pilot plant of the All-Union Scieiltific Research Institute of -.the Petrolew--a Indusiu-ry in which bead --aluminosilicate was used are described. This was a continuation of the previously published work (Ref 1) on the transformation of xylenols (on interaction with benzole) into phenols and cresols on cracking under mild conditions on an aluninosilicate catalyst. The e--.peri- Card 1/3 "'tal plant used (Fig 1) is outlined. it was established that, on passing -.ylonol in mixture with benzole ISOV/68-58-11-14/25 Transformation of Higher Homologues of Phenol into Lower Ones Z> (1 -# 3.65 by weight) over alui-Anosilicate catalyst at C' temperatures ill the range 300-WOOC and volume velo- cities of 0.42-1.47hr-llup to 60,,'~o (on weight of starting xylenol) of phenolic compounds (phenol, o-, m- and p- cresols xylenols)including 20-220" of phenolic-cresolic 7 P fractioN axe obtain~ed. Sir:iultaneously 11-19% of benzene homologuej with a boiling temperature of 100-1850C and 13-18% of neutral compounds with boiling temperatures above 1850C are formed. 8-25/"o' of coke is deposited on the catalyst. The influence of the temperature of the reaction, the volume velocity of reactants (Table 1), additions of water vapour and various proportions of benzole (Table 2) on the transformation of xylenol and changes in the activity of the catalyst wit1h time of operation (Table 3) were established. It was found that at temperatures 300-3200C and volume velocities 0.92- 1.47hr-1 more phenolic-cresolic fraction and less of neutral compounds and coke on the catalyst is obtained Card 2/3 (taking into consideration the transformation of xylenol). At 3000C and a volume velocity 0.92hr-l 330ka of O-OV/68-58-11-14/25 Transformation of Higher Homologues of Phanol into Lower Ones .0henolic-cresolic fraction and about 200kg of benzene 6mologues with a boiling temperature 100-1850C can be 0 obtained from 1 ton of xylci-iol. There are 3 cables, 3 figures and 6 references (1+ Soviet, 1 English and 1 German) ASSOCIATIOII: MTI im. Dj. Mendelayevaj, VM VP Card 3/3 AGAFONCV, A. V., ZHERDE7A, L. G.. KARASEVA, A. A.. VOZNESENSKAYA, E. V., AI%TUMF,-A-.E., KROL, B. B., OROCHKO, D. I.. AKIMOV, V. S., MIMYLOV, B. B., DRUMnMA, A. V. "Production of Lubricating Oils and Paraffin from Sulfurous Oils in the USSR." Report submitted at the Fifth World Petroleum Congress, 30 May - 5 June 1959. Now York City. ~AGAFONOV, A. V.,, TOPCH=E A, K. V., KALIKO, E. A., PIGUZOVA, L. I. AGAFONOV~ A.-V., PANCHEMKOV, G. E., KAYAKIN, X. E., YIRSIKIY, Y. S. "Studying the Nature of Activity of Alumosilicate Catalysts." Report subritted at the Fifth World Petrolewr Con..--*ress, 30 Yv - 5 June 1959. New York. sov/65-59-4-4/14 AUTHORS: Agafonov, A*V*, Abayeval B.T., Andr~eyevaq A*S.s -Eyge-n-9-5-n-,-- ".., Kantor, I.I. and Ivchenko, Ye-G. TITLE., Catalytic Cracking of Crude and Hydro-Purified Vacuum Gas-Oil from Arlan.. Petroleum (Katitlitieheakiy kreking iskhodnogo i Sidroochishchennogo vakuumnogo gazoylya arlanskoy nefti) PERIODICAL: Khimiya i tekhnologiya topliv i masel, 1959, Nr 4, pp 18-24 (USSR) ABSTRAM Vapuum gas-oil from Arlan. petroleum contains 3.2% sulphur compounds, 0.11% nitrogen compounds and 24Y4 tarry substances; these quantities are larger than the corresponding quantities in heavy gas-oil from Tatar;*hand Bashkiriya petroleums. These components block the active surface of the catalyst during ,, cracking, prevent the access of hydro-carbon molecules and therefore decrease the degree of conversion of the crude material. Considerable amounts of coke are deposited on the catalyst which inhibits secondary reactions and leads to decreased yields and inferior quality end-products. Hydro-purification was carried Card 1/5 out on a continuous apparatus in the VNII NP by sov/65-59-4-4/14 Catalytic Cracking of-Crude and Hydro-Pur.ified Vacuum Gas-Oil from Arlan.'. Petroleum N#A,Chepurov and R.N.Yudinson; a stationary aluminium- cobalt-molybdenum catalyst was used at 380 0C, a pressure of 50 atm and space velocity of the supplied crude material of 0.7 hour-1. The properties of the starting material and of the hydro-purified vacuum gas-oll are tabulated (table 1). The octane number of the end product was appreciably higher than when using fractional distillation (58-5 as compared to 41.0) and contained considerably less su43hur (0-013 as against 0-17%). The properties of the gas-oil fractions are listed in table 2. Cracking experiments of both the crude and hydro-purified vacuum gas-oil were carried out on a pilot plant with a synthetic bead catalyst at temperatures within the limits of 430 to 520 0C, atmospheric pressure and a space velocity of 0.65 to 1.5, calculated on the volume of the catalyst per hour. The ratio of the catalyst to the crude material was constant Card 2/5 in all experiments and equalled 5:1 (table 3). Optimum sov/65-59-4-4/14 Catalytic Cracking of Crude and Hydro-Purified Vacuum Gas-Oil from Arlan Petroleum yields of petrol were obtained at temperatures between 450 and 4750C when the optimum space velocity of the supplied raw material was within the limits of 1.0 to 0.65 hours-1. The hydro-purified vacuum gas-oil could more easily be processed; an optimum yield of light components at the same space velocities was achieved at 50*C. The authors concluded that the presence of a considerable quantity of light fractions boillng up to 3500C (37.6 as against 19.4%) influences the yield of the light components. The optimum yield at this temperature reached-66 to 67% by weight as against 58 to 59%. Results of the cracking experiments indicate (Fig 1) that the hydro-purification of the crude (by separating thetarry substances, metals, sulphur and nitrogen) improves the process conditions and also the yields and properties of the cracking products (compare table 4). The gasoline obtained by this process is less unsaturated, contains more aromatic compounds and has Card 3/5 higher octane numbers (80 to 81.5 as compared to sov/65-59-4-4/14 Catalytic Cracking of Crude and Hydro-Purified Vacuum Gas-oil from Arlan Petroleum 77.7 to 8o.7) (Fig 2). A lower content of unsaturated compounds renders the gasoline more stable. Its induction period exceeds 600 minutes. The light catalytic gas-oils, obtained during the cracking of hydro-purified crudes, show improved properties. Their cetane number is 34 to 38 (as against 30 to 33) and they contain 0.21 to 0-38% sulphur (as against 2.6 to 3.3%) (Fig 3). These light gas-oils can be used directly as components of diesel fuels. The heavy catalytic gas-oils (fractions boiling above 3500C) can be used for the production of lubricating oils or re-used as recycles. In both cases 2 to 3% of the tarry (tail) fractions have to be separated. The gaseous hydrocarbons produced by this process are of interest as starting materials for petro-chemical syntheses. The influence of the temperature on the ratio of unsaturated and saturated Card 4/5 hydrocarbons in gaseous reaction products, and on the sov/65-59-4-4/14 Catalytic Cracking of Crude and Hydro-Purified Vacuum Gas-Oil from Arlan: Petroleum content of unsaturated hydrocarbons in the gas, is shown in a graph (Fig 4). There are 4 figures, 4 tables and 2 English references. Card 5/5 SOV/65-59-4-5/14 AUTHORSt Agafonovs A-V-9 Basov, A.Ne, Manakov, N.Kh. and Wa _ns ~In ~,, ~ - TITLE: Combined Plant for Fractional Distillation of Petroleum and of Catalytic Cracking Residues on a Microspherical Natural Catalyst (Kombinirovannaya ustanovka pryamoy peregohki nefti i kataliticheskogo krekinga ostatochnogo syr1ya na mikronferiche&kom prirodnom katalizatore) PERIODICAL: Xhimiya i tekhnologiya topliv i masel, 1959, Nr 4, PP 25-31 (USSR) ABSTRACT: Petroleum refineries have to process asphalt-tar substances of petroleum which can be extremely difficult. Processing methods hitherto applied use high temperatures (above 4500C) at high or low pressures. A high yield of tarry residues and poor quality gasoline or distillate. fractions and petrols of low quality and also hard residues in the form of petroleum coke are obtained by thermo-cracking. The temperature is an important factor during thermal destructive processes. It has been found that temperatures should be selected to give fractions Card 1/4 with octane numbers exceeding 70 and that the cetane sov/65-59-4-5/14 Combined Plant for Fractional Distillation of Petroleum and of Catalytic Cracking 'Residues on a Microspherical Natural Catalyst number of the diesel fuel fraction should not exceed 42 to 43. The VNII NP have developed an economical catalytic destructive process for the treatment of residual petroleum crudes which makes it possible to obtain high grade gasoline and diesel fuels in industrial quantities. The process was tested under laboratory, pilot plant and industrial conditions. The VNII NP is, in collaboration with the Giproneftezavod Institute, at present designing two plants where the simultaneous fractional distillation and catalytic cracking of the petroleum crude can be carried outq one with an annual capacity of 2 million tons and a second of 3 million tons. The lay-out of both factories will be the same as is shown in Fig 1. The asphalt-tar substances will be subjected to the direct action of aluminium silicate catalysts which will be sufficiently active to ensure decomposition of the high molecular petroleum fractions (boiling above 530 to 550*C). The light gas-oil fractions of the petroleum will not be Card 2/4 decomposed and the cetane number of the diesel fuel sov/65-59-4-5/14 Combined Plant for Fractional Distillation of Petroleum and of Catalytic Cracking Residues on a Microspherical Natural Catalyst fraction, obtained during the process, should be 42 to 43 or higher. The newly-formed fraction of the gasoline should have an octane number of 76 to 78 and above. The crude petroleum or fuel oil can be directly supplied into the reactor. Various further improvements in the process are described. The percentage composition of the end product obtained on a natural microspherical catalyst in an industrial plant is given, as well as experimental data, obtained by VNII NP during 1958, on fuel oil subjected to catalytic cracking on a pilot plant. The coke deposited on the catalyst can be separated by roasting at a temperature of about 600*C; the importance of the catalyst is discussed. By using pneumatic transport for the catalyst in a highly concentrated current it is possible to decrease the height of the plant and, therefore, to lower construction costs. The regeneration of the catalyst is intensified. The considerable enlargement of the desorption zone in the Card 3/4 reactor, and also the creation of a counter-current sov/65-59-4-5/14 Combined Plant for Fractional Distillation of Petroleum and of Catalytic Cracking Residues on a Microspherical Natural Catalyst desorption zone in the regenerator for degasification and activation of the regenerated catalyst, decreases coke-formation and the yield of methane, gives higher grade gasoline and simplifies the further separation of cracking gazes. Practically all the heat, generated by burning the coke and other component gases, is utilised. These vapours are used as power and also for desorption or for heating. The plant is also equipped for utilising the effluents. Comparative technical and economical characteristics are listed in a table. The authors also refer to a relevant article by Sherwood which was published in "Petroleum", 1959, Nr 2. There are 2 figures, 1 table and I English reference. Card 4/4 sov/65-59-4-7/14 AUTHORSs Agafonov, A.V., Soskind, D.M., and Abayeval B*T# TITLE., -TH-e ~Operation and Methods of Reconstruction of Catalytic Cracking Plants Where Bead Ca%:,alysts are Used (Opyt ekspluatatsii i puti rekonstraktsii ustanovok kataliticheskogo krekinga s s,harikovym katalizatorom) PERIODICALtKhimiya i tekhnologiya topliv i masel, 1959, Nr 4, PP 34-44 (USSR) ABSTRACT: Investigations were carried (.,ut in the VNII NP which made it possible to work out conditions and make recommendations for the manu.,.,"acture of high quality petrols. Heavy distillates, boiling at temperatures between 300 and 5000C, can b,jj used. The process is carried out in one stage and., therefore, the efficiency of the plant increased by 30 to 35%. The properties of the gas-oil fractions of Rom.hshkiiya'. petroleum are given in table 1. It can be seen that the heavy crudes differ from the kerosine-gas.-oil fractions by their high boiling and solidification p-)ints, by their high content of tar, sulphur and aromatic compounds as well as by Card 1/3 appreciable content of polyc.,rclic aromatic compounds, sOV/65-59-4-7/14 The Operation and Methods of Reconstruction of Catalytic Cracking Plants Where Bead Catalysts are Used asphaltenes and metal salts. Various investigations carried out in the Novoufimka - plant during 1954 to 1955, and modifications of the plant carried out at the time, are discussed in detail. The reconstructions, carried out at pre-sent, aim to increase the efficiency of the plant 1-5-fold (first modification) and 1-7-fold (second modification) without altering the principal layout of the plant. A further reconstruction is to achieve a considerable improvement in the conversion process which will increase the efficiency of the plant by 100% (third modification), The first modification is based on recommendations made by the authors, the Novmxfimk& factory Giproneftemash and Giproneftezavod. This type of reconstruc-~ion was carried out on one plant of the NUNPZ and three plants of the Salavatskiy factory. The various modifications are listed in a table on page 40 and the most important of these discussed in detail. Table 2 shows the improvements achieved during 1956 to 1957 and the first nine months Card 2/3 C'f 1958 in various plants where the recommended sov/65-59-4-7/14 The Operation and Methods of Reconstruction of Catalytic Cracking Plants Where Bead Catalysts are Used reconstructions have been carried out. The second modification was recommended by GrozNII and Giproneftezavod and the third by VNII NP and Giproneftemash. The lay-out of the last plant is given in Fig 3 and the authors suggest that this last modification should only be incorporated in newly- erected plants. There are, however, various drawbacks e.g. the circulation time of the catalyst is rather low, the generator is not completely efficientt the cooling pipes of the regenerator are unsatisfactory and this leads to an increased catalyst consumption. There are 3 figures and 2 tables. Card 3/3 L5.383 B/081/63/000/002,/069/088 B160/B144 AUTHORSt Osipov, L. N., Golldshteyn, D. ., Agafonovj A. Vo TITLEa Hydrofining of diesel fuels PERIODICALt Referativnyy zhurnal. Khimiyaj no. 2, 19631 461, abstract 2P128 (Tir. Vses. n.-i.-in-t po pererabotke nefti i gaza i poluoheniyu iskusety. zhidk. t(,plival no. 81 1959P 54 - 73) TEM The process of hydrofining sulfurous straight-run distillates and secondary distillates was studied in laboralory high-pressure circulation equipment with an industrial Al-Co-Ido catalyst. The rate of hydrating- the S-compounds and unsaturated hydrocarbons at the given partial H 2 pressure is shown to increase as the temperature rises to 42000; at a higher temper-. ature of the order of 46000 the rate of hydration decreases. The optimum partial H2 pressure in the hydrofining of diesel-fuel distillates depends- on the chemical composition of the crude. Hydrofining of low-aromatic distillates can be carried out at a comparatively low partial H 2 pressure (15 - 20 atm.) and hydrofining of aromatized distillates (e.g. catalytic- Card 1/2 11 Hydrofining of diesel fuels S/08-1/63/000/002/069/088 B160/W44 cracking distillate) at a high partial H2pressure. In the process of hydrofining low-aromatic distillates at a comparatively low partial H2 pressure, the amount of H2consumed in the reaction decreases as the temper- ature of the processes rises (> 3800C) as a result of dehydration of the naphthene hydrocarbons contained in the crude. Certain gases containing H21 which are produced in a number of processes (e.g. the-ciroulating waste gas of the hydroforming process) can be used for hydrofining straight-run a-ncl other low-aromatic distillates. 16 references. LAbstracter's notei Complete translation.) to Card 2/2 hG-'AF-ON0k,~ A- PHASE I BOOK EXPLOITATION SOV/4659 Osnory tekbnologii neftelrbimicheakogo sinteza (Fundamentals of Synthesis Technologjr in Petroleum Chemistry) Moscow, Gostoptekhizdat, 1960. 852 P- 3,800 copies printed. Eds.: Dintses, Arkadiy Iltich,, Professor, and Lev Aleksandrbvich Potolovskiy, Professor; Executive Ed.: L.A. LIvova; Tech. Ed.: B.A. Mukhina. PURPOSE: This book is intended for engineers and chemisi. s of petroleum refineries and cherd-cal plants,, for councils of the national eco~-,omy. planning organizatioaq and scitutific research institutes engaged in chemical processing and large- scale utilization of petroleum stock for the production of synthetic products. COVERAGE: The book describes important connercial methods of producing hydrocarbun peiroleum and gas stock and coal stock for the manufacture of alcohols, aldehyde4 ketones, acids, detergents, synthetic fibers., and synthetic rubber. Flav sheets are included, and the badic equipaent of the yetrocbemical industry is described. The physicochemical properties and use of intermediate and end synthetic products an also described. The state-of the petrochemical industry outside the USSR and prospects for its development are covered.- No personalities are mentioned. C e nces follow each chapter.' Fundamentals of Synthesis Technology (Cont.) sov/4659 TABLE OF CWTENTS: Foreword 3 Cho I* Development of Petroleum Refining and Petrochemical Processing 7 I. From straight-run distillation of petroleum to the petrochemical industry (rav materials for the manufacture of petrochemicals (A.I. Dintses] 7 II. Petrochemical processing industry abroad [L.A. Potolovskiyj 15 Ch. II. Processes of Raw Material Production for the Petrochemical Industry [B.T. Abayeva and A.V. Agafonov) 40 I. Destructive dis"l1atro_aof__j;_fi_62:eum, the main source of raw materials for petrochemical. processing 40 II. Thermal cracking 41 III. Pyrolysis of hyftocaYbon gases and liquid petroleum products 47 lo Chemical nature of the pyrolysis process 48 2. Pyrolysis of 34quid raw materials 51 3. P7rolysis of gateous raw materials -60-- 4. Tube heaters for the pyrolysis process 69 IV. Cooking of petroleum residue 71 V. Catalytic cracking of petroleutn products 716 CtLrd 2M AGUMNOV., A.V..,- WM=t B.T.; OKMHMGHs N.A. Distribution of mO-fur in the cracking products, of heavy oh&rge stocke& Nbim,sera-i azotorg.soed,sodev neftei nefteprod. 3j183-192 f6oo (mm 14-.6) 1. VessoyusM nauchno-issledavatellskiy institut po pererabotke nefti i gaza i polucheniyu iokusstvennogo zhidkogo toplivas (Petroleum ja;duots) (*afur organic compounds) GOLIDSHTRYNp D,L,; OSIPOV2 L.N*; AGM=t AJ. Selective ~*Irofining of catalytically cracked poolines, Khtmeserew i azotorg.soedsod.v neft.i'nefteprod. 3089-395 .160. (MIRA 14:6) 1. Vseoo)ruzW nauchno-issledovatellskiy institut po parerabotke mfti i gaza i polucheni7u iskuostvannogo zhidkogo topliva. (Gasoline), (Graoking process') s/o65/6o/ooo/oo6/oo6/oo,1i/.,x E194/E484 AUTHORS: Agafonov, A. ., Gellms, I,E, and Rabikovich, E.I. TITLE: The Felectl-o-n-df Catalyst for CrackingAResidual Petroleum Fractions and Study of its Poisoning During the Process PERIODICAL: Khimiya i tekhnologiya topliv i masel, 1960, No.6, pp.6-12 TEXT: A sp ecial feature of the operating conditions of catalyst when crackin catalyst by g residual feed is the high rate of poisoning of the the combined influence of temperature, steam, sulphur compounds an d resinous substances containing metallo-organic compounds. The poisoning is specially marked with catalyst in powder form, The high molecular hydro.-carbons of the heavy part of the feed are the main source of products that are of low stability at temperatures used for cracking so that there is no need for a great reduction in the energy of activation. Moreover, the use for this purpose of h igh activity catalysts is accompanied by considerable increase in gas and coke formation. The measure of the necessary activity of catalyst used in cracking residual feed should be the production o f gasoline of good engine properties combined with Card l/ 4 S/065/60/000/006/oo6/oo8/xx E194/E484 The Selection of Catalyst for Cracking Residual Petroleum Fractions and Study of its Poisoning During the Process favourable gas composition and a high rate of conversion of the residual fractions. It is desirable to use large plants for cracking residual fractions which requires large quantities of catalyst of appropriate quality. It is found that the requisite conditions are satisfied by fire--resistant high.-alumina kaolin clays, many kinds of which after simple heat treatment have sufficiently good and stable catalytic properties. Table I gives the characteristics of semi-industrial quantities of natural catalysts obtained from various natural clays. In this table the activity of the catalysts is characterized by the cracking of light feed as this gives the more sensitive index of performance, Catalyst poisoning is then considered and Table 2 gives experimental data about the deactivation of a simple, natural, microspherin-al catalyst. Characteristics of the cracker feed-stocks are given in Table 3. The tests, results of which are given in Table 2, were continued for 20 days and the observed changes in catalyst properties may be considered as the results of poisoning by metals and sulphur combined with poisoning due to reduction in the surface and porosity Card 2/4 s/o65/60/000/006/oo6/oo8/xx E194/E484 The Selection of Catalyst for Cracking Residual Petroleum Fractions and Study of its Poisoning During the Process caused by heat and steam. The selectivity of the catalyst was much reduced. Comparison between the test results and those of laboratory tests with artificial poisoning of the catalyst by metal showed that in the tests most of the poisoning was due to metals and not sulphur, see Table 4. The influence of metals deposited on the catalysts on certain characteristics of cracking of distillate and crude oil feeds are given in Table 5. Note should be made of the much smaller degree of poisoning of the catalyst by an equal quantity of deposited metal when cracking residual feed rather than distillateo The influence of steam was studied in the laboratory and the results are given in Table 6; it will be seen that treatment of poisoned catalyst by steam promotes recovery of activity and improves the selectiveness, It is concluded from the work that catalytic cracking of' residual feed stock on micro- spherical natural catalyst is practical and a stable process can be achieved. The capital cost of constructing a catalyst manufacturing works should not be above 500 roubles per ton of catalyst produced per year, Investment in quarries and other Card 3/4 S/065/6o/000/006/006/008/XX E194/E484 The Selection of Catalyst for Cracking Residual Petroleum Fractions and Study of its Poisoning During the Process workings is from 100 to 200 roubles per ton per year. The cost of one ton of finished catalyst is about 400 roubles, It is calculated that the use of natural catalyst rather than synthetic economizes both capital investment in the production of catalyst and the cost of the first charge by not less than 15 roubles for each ton per year of feed stock delivered for catalytic crackings. Accordingly, the economy that results from the use of natural rather than synthetic catalyst for cracking residual feed stock is considerable,, There are 6 tables and 8 referencesg 2 Soviet and 6 English. ASSOCIATION: VNII NP Card 4/4 5/06~~/61/000/004/00.5/011 F a94 AUTHORS: Bogov, S. P., Danilevicb, A. F., Golldebtayn. D. L., Pjrnakov, M. V. and Agefonov A. V. TITLE: Ey`&-6rI]M_S__c? Wbricating Oils F" ODICAL: rhimiya I tekhnologiya topliv I masel, 1961. No. 4, pp. 23-.27 TE= 2 Hydrarining in under consideration as a replacement for earth treating In finishing of solvent rarfinaten. This -article describes tests on the hydrofining of distillates (spi MI a all and machize oil Type AC-S (AS-5))'and residual do-waxed pheno, rafrizates of the Novoku7bysbevsk MIZ. The bydrofining was carried out on a large leberatoz7 pilot plant with gas circulation, rinishing with ateam stripping. A study was first made of the Influence of pressure and it wan concluded that the pressure of 40 atmogheres, the highest tried. was the beat in respect at izprov- Ing he viscosity index, reducing the coke number and sulphur content and Improving the colour of the finished oils. The ratio of volumes of oil per haur to volume of catalyst ranged from I to 4. The Influence of treatment temperature was then studied using Card 1/5 an the one hand an a1undnium-cobalt-mol7bdonum catalyst and on the other an aluminium-mol,7bdeaum catalyst. Thane tests were made with machine oil Type AS-5 at a total pressure of 40 atm and a delivery rate by volume relative to catalyst of 3 1/hours and a gas circul- ation rate of 300 litres at n.t.p. per litre of food at temperature; of 275,, 300. 325 and 3W0. It was shown that increasing the temperature has Imuch the same effect an decreasing the feed rate. In a rule Increasing the temperature somewhat increases the pour KInt which rose from -28*0-vith a treatment temperature of 350*C. ables are t2jen given of the characteristics of hydrofized spindle (Table 3) and residual (Table 4) oils under optimum process conditions. Table 3 wan obtained vJtb an aluminium-molybde=uz catalyst and Table 4 with aluminlum-cobalt-zolybdenum catalTat. 0/065/61/000/004/003/011 B194/E284 Hydraflaing of lubricating Oi lo Table 3 Yeed Treated Oil 500, Viscosity contistok*s- at 5O'C 19.03 18.74 18.25 at 100*C 4.87 4.80 4.77 Viscosity index 92.3 93.8 95.7 Pour point *C -14 -13 -12 Plash point *0 190 200 198 Colour KPA 2.5 1.5 1.5 Sulphur content % weight 0.96 0.92 0.86 Coke So. % weight 2 Corr~ Jivit Pinkovich ma/m 0.03 6 65 0.02 2 13 0.01 - , y g Yield % weight . IOD.O . 99.4 "a Card 3/5 S/065/61/000/004/003/011 Z194/E284 Hydrofining of lubricating Oils Table 4 Viscosity cantistokes: Feed Trestod Oil at 50* 159-35 153-87 at 100 20.98 20.80 Viscosity index 85.1 88.4 Pour point *C -10 -8 71ash point *0 246 270 Colour IPA 6.5 3.5 Sulphur content % weight 1.03 0.81 Coke No. % weight 0.38 0.27 Yield % weight 200 ".1 The hydrogen consumption in treating the distillate oil was 0.13% weight and In treating the residual oil 0.15% weight. The results of hydrofining and earth finishing are then compared and It is Card 4/,S shown that hydrofinishing gave the greater yield, about 2% c di tillates and 4% an residual lubricants. The hydrofineeL oils ha:e lower coke number but there is some loss In the viscosity and a sligbt Increase in the pour point. Hrdrofimln has little Influence on-the chemical composition of the lubricants. The increase Is. TiBCOBity index on b.7drafining mainly results from newly formed paraffinic. naphthenic and light aromatic hydrocarbons. Pre"minary technical and economic calculations show that hydro- finishing of lubml-ants is promising an a replacement for earth treatment. There is not much to choose between the performance of the two catalysts tested but the aluminium-molybdenum catalyst Is cheaper. Pull scale tests carried out at the tiovokuybysbovsk 11PZ confirm d the laboratory test results of the MI NP. There &r66 table: and 2 non-Soviat references. ASSOCIATION: VNII KP Card 5/5 AWANOVs A.V.o RrSAKOVI M.V., OOLDSiMN, D.L., GUSUMU, YE.A.m -...................r .......- Jlkf~VAJ, TZ.A.,j POSHITNOVO V.N.., Gewinming 'Von Motorenolen aus schwafelhaltigen Raholen, dunh Wdrierung. Report to be submitted for the bmosium Lubricants " Lubricatioup Dresden,. 27-30 June 1961 S/06 61/000/007/003/005 B124YB2o6 AUTHORSs Agafonov, A. V., Dubinin, M. M., Onusaytis, B. A., ~ToIrocheshnikov, N. S. TITLEg Studies on production and application of new selective Ftdsorbents - molecular sieves - in the USSR PERIODICALi Khimicheskaya promyshlennost', no. 7, 1961, 26 - 30 TEXTs The authors give a short summary of the main results of studies in the field of synthetic zeolites conducted in various scientific institutes in 1960 on the basis of the coordination plan of the Komissiya po tseolitam (Zeolite Commission). The Zeolite Commission under the chairmanship of Academician M. M. Dubinin was established at the Otdeleniye khimicheskikh nauk AN SSSH (Department of Chemical Sciences, AS USSR) in 1959, in order to coordinate studies in the field of synthesis and application of synthetic zeolites. Its activities comprised: 1) development of synthesis- and N/ technological processes for synthetic zeolites; 2) investigation of struc- tural properties and adsorption of synthetic and natural zeolites, and 3) study of the application of synthetic zeolites for the drying and sepa- ration of gases. Crystallization of zeolites and their ion exchange prop- Card 1/5 Studies on production... S/064/61/000/007/003/005 B124/B206 erties were investigated at the Institut fizicheskoy khimii AN USSR (Institute of Physical Chemistry, AS USSR) under the direction of I. Ye. Neymark, zeolites of the types CaA, KA, LiA, BeA etc having been produced (the authors use the designations NaA, CaA, NaX and CaX, approved by the above-mentioned Commission, instead of the customary designations 4A, 5A, 1OX and 13X). One of the institutes of the chemical industry under the direction of G. I. Mikulin and V. Ya. Nikolenko investigated the tech- nological conditions for the synthesis of zeolites, and one of the insti- tutes of the petroleum industry under the direction of Ya. V. Mirskiy the conditions for the production of crystalline zeolites of the type NaA and CaA in the laboratory and pilot plant. Optimum conditions for the synthesis of zeolites of the types NaA and NaX,as well as the ion exchange for the production of the CaA and CaX zeolites were studied in the laboratory under the direction of M. S. Misin and L. M. Maksimova. The conditions for the synthesis of zeolites of the types A and X were studied at the institut neftyanoy promyshlennosti (Institute of the Petroleum Industry) under the direction of A. V. Agafonov, L. I. Piguzova and B. A. Lipkind, applying the process used by N. S. Kurnakov (Ref. 31 Izv. AN SSSR# 69 1381s (1937)) for the production of Permutit. The use of aluminum sulfate and aluminum oxy- Card 2/5 S/064/61/000/007/003/005 Studies on production... B124/B206 chloride in the synthesis of zeolites was studied in a laboratory of the chemical industry under the direction of V. S. Vinogradova and L. S. Kof- man. The institut khimii AN Gruz. SSR (Institute of Chemistry of the Georgian SSR) under the direction of G. V. Tsitsishvili dealt with the kinetics of the crystallization of the NaA zeolites, and the Institut khimii silikatov AN SSSR (Institute of Silicate Chemistry, AS USSR) under the direction of S. P. Zhdanov with the optimum conditions for the produc- tion of Na zeolites by hydrothermal synthesis in the temperature range of from 70 to 2000C from strongly basic aluminum silica gels with a base ex- cess of 300 - 500%. The studies by the laboratoriya GEOKhI AN SSSR (Laboratory of the GEOKhI, AS USSR) under the direction of N. I. Khitarov dealt with the drying of gases by means of the natural zeolites natrolite, desmine, thomsonite and limonite, while the use of the chemical-catalytical method for the production of natrolite granules was tried out* at the IGI AN SSSR (IGI, AS USSR) under the direction of B. A. Onusavtis. D. P. Dobychin elaborated a process for the proauction of porous glasses of the molecular sieve type yielding a molecular sieve with a porosity close to that of the CaA zeolite from the Uo,-7/23 (Na--7/23) glass, and one with a porosity similar to that of the NaX zeolite from the 14arlO/30 Card 3/5 S/064/61/000/007/003/005 Studies on production... B124/B206 (Na-10/30) glass. A number of investigations of the structure and ad- sorption of synthetic and natural zeolites was conducted at the Institute of Phvsical Chemistry, AS USSR under the direction of M. M. Dubinin. The distribution curves of the zeolite crystals were determined by the elec- tron microscope investigation conductad by V. M. Luklyanovich. D. P. Timofeyev studied the kinetics of steam adsorption, A. V. Kiselev the adsorption of nitrogen, benzene vapors and hexane on the molecular sieves NaA and CaX as well as the adsorption of benzene and n-hexane and their mixtures on the molecular sieve CaA. X-ray photographic investiga- tions were made under the direction of N. A. Shishakov. Studies conducted under the direction of I. Ye. Neymark at the Institute of Physical Chemistry, AS USSR showed that tha equilibrium adsorption on zeolites is well described by the potential theory, and that the thermal stability of zeolites drops in the sequence CaA>KA>Nak>NH 4A. The properties of Soviet and American molecular sieves during drying of gases were compared at the Leningradskiy tekhnologicheskiy institut im. Lensoveta (Leningrad Techno- logical Institute imeni Lensovet) under the direction of T. G. Plachenov and G. M. Belotserkovskiy. Studies on the drying and purification of gases by means of molecular sieves were conducted at the Moskovskiy khimiko-, Card 4/5 S/064/61/000/007/003/005 Studies on production... B124/B206 tekhnologicheakiy institut im. D. I. Mendeleyeva (Moscow Institute of Chemical Technology imeni D. I. Mendeleyev) under the direction of N. S. TorooheRhnikov and N. V. Kelftsev, and bv V, S, Vinngradova, L. S. Kofman and Ya. V. MirBkiy. In 1960 the Zeolite Commission held three meetings (in Moscow, Leningrad, and Groznyy) in the form of scientific colloquia with 120 - 150 participants. There are 4 referenoess 2 Soviet- bloc and 2 non-Soviet-bloc. The two references to English-language publications read as follows: *R. Me Barrer, Brit. Chem* Engel No* 5P 1 (1959) and US Patents 2882243t 28822449 1959- Card 5/5 26520 S/065/61/000/008/003/009 01~0 E030/E135 AUTHORS: Rogov, S.P., Golldshteyn, D.L., Osipov, L.N.j and Agafonov, A.V. TITLEt Hydrofining the high-sulphur kerosine-gas oil fraction of Arlan crude PERIODICAL: Khimiya i tekhnologiya topliv i masel, jL96lkNo.8, pp. 13-19 4 TEXT: The preparation of satisfactory diesel fuels from Arlan crudes has been investigated by VNII NP. In the laboratory straight fractions were hydrofined; this process lowers the flash point and it *as found necessary to remove subsequently the fractions boiling up to 180 OC to keep the flash point in the 60-65 OC region. However, the diesel fuel then fails specification rocr 4749-49 (GOST 4749-49) and 305-58, on pour point (-9 OC instead of -10 OC). However, hydrofining cat. cracked products gives satisfactory diesel fuels, and it is recommended that these be blended with the straight run components. In order to increase the output of the benzine fractions, without raising the diesel pour point, hydrofining experiments were then conducted on a Card 1/2 Hydrofining the h'gh-sulphur .... 26520 s/Ob5/61/000/008/003/009 E03O/El35 tungsten-nickel oxide catalyst at 300 atmospheres pressure. one can then obtain~about 20% benzine and 80% diesel fuel, the latter being of satisfactory quality. However, the benzine octane number is only about 50 and it should be used either for motor spirit blending or for further platinum reforming. There are 6 tables, and 3 Soviet references. ASSOCIATION: VNII NP Card 2/2 GLIENAN, L.S.; BOCHAROVp I.V.; VIEHMANP G.L.1 ABROSIMOV, BOZ.; KIRILOVI Ye.A.,- MELINIKOV; S.M.; ~GAFOIIOV, A.V.; SOSKIND, D.M. Rebuilding catalytic e-raoking units with a combined reactor-regenerator. KHm. i takh. topl. i masel 6 no.llt6-10 N 161. (MIRA 14sU) 1. Gosudarstvennyy nauchno-issledcyvatellskiy i proyektnyy institut neftyanogo mashinostroyeniya. (Craqking prociess) SOV/6246 PHASE I BOOK EXPLOITATION Boveshohaniye po tseolitem. lot, Leningrad, 1961. Sintetiaheskiya tseolity; poluoheniye, isoledovaniya I primenenlye (Synthetic Zeolites: Production, Investigation,and Use). Mos- cov, Izd-vo AN SBBR, 1962. 286 p . (Series: Itst Doklad~) Errata Blip inserted. 2500 copies printed. Sponsoring Agenoys Akademiya nauk SSSR. Otdeleniye khimichaskikh nauk. Nomisiya po tseolitam. Rasp. Edo.: M. M./Dubinin, Academician and' V. V. Serpinskly, Doctor of Chemical-,Sciences; Bd.: Ye. 0. Zhukovskayaj Tech. Ed.s Be Pe Golub'. PURPOSE: This book is Intended for scientists and onginser:)ongaged in the produation of synthetic zoolites (molecular sieve .and for.ohemisto in general. Card 1/*,/j Synthetic Zeolitess (Cont.) SOV/6246 COVERAGEs The book in a collection of reports presented at the First Conference on Zeolites, held In Leningrad l6 through 19 March 1961 at the'Leningrad Technological Institute imeni Lensovet, and is purportedly the first monograph on this subject. The reports are grouped into 3 subject areas: 1) theoretical problem of adeorp- tion on various types of zoolites and methods for their investi- gation, 2) the produation of xeollteap and 3) application of zeolites. No personalities am mentioned. References follow in- dividual articles. TABLE OF CONTENTS Foreword Dubinin, X. X. Introduction, Card 2/0 Synthetio Zoolitesi (cont.) 30V/6246 MisInA M. 3.m L. M. ~hkeimova, V. A. Litvinova, and L. B. Khandros. Produotion and Adsorption Properties of NaA, NaP, CaA and CaP Zoolites 135 O Klein, It. S L r3k va, V. A. Lltvinova, L. B. * ' Nia and L Urin. Produotion v Khandros: :?~t.P=rO1y:=F