Zobrazeno 1 - 10
of 49
pro vyhledávání: '"G.V Echevsky"'
Autor:
A.V. Vosmerikov, G.V. Echevsky, L.L. Korobitsyna, N.V. Arbuzova, L.M. Velichkina, S.P. Zhuravkov, Ya.Ye. Barbashin, Ye.G. Kodenev
Publikováno v:
Eurasian Chemico-Technological Journal, Vol 6, Iss 3, Pp 201-206 (2004)
The conversion of methane into benzene, toluene and naphthalene at the reaction temperature of 750 В°C and gas hourly space velocity (GHSV) of 500-1500 h-1 over zeolites modified via impregnation with ammonium heptamolybdate and mechanical mixing w
Externí odkaz:
https://doaj.org/article/f8d4b8c18d4e40068b582be52f9743a9
Autor:
V. Yu. Pereyma, G.V. Echevsky, E.G. Kodenev, A.A. Gabrienko, Maxim O. Kazakov, M.V. Bukhtiyarova, A.V. Bukhtiyarov, Alexander V. Toktarev
Publikováno v:
Applied Catalysis A: General. 598:117573
Effect of sulfosalicylic acid treatment on the properties of Beta zeolite (BEA and BEA-SA) and performance of NiW/Beta-Al2O3 catalysts in hexadecane hydrocracking have been studied. The acid treatment had almost no effect on porous structure of Beta
Autor:
G.V. Echevsky, V.I. Zaikovsky, V.A. Chumachenko, S.A. Yashnik, G.A. Urzhuntsev, E.V. Ovchinnikova
Publikováno v:
Chemical Engineering Journal. 238:148-156
Increase in productivity of the refineries and improvement the fuel quality demands to engage isobutane as a key feedstock for producing both alkylates and oxygenated additives. Substantial growth of isobutane output via isomerization of n- butane po
Akademický článek
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Autor:
Alexander V. Toktarev, G.V. Echevsky, Aijuan Zhao, Linfei Xiao, Oleg Kikhtyanin, Gaoliang Wang, Liu Min, M. Yu. Smirnova, Wei Wu
Publikováno v:
Microporous and Mesoporous Materials. 181:132-140
Silicoaluminophosphate SAPO-11 molecular sieves were synthesized by both traditional hydrothermal and microwave irradiation methods. Their properties were characterized by multiple physico-chemical methods and compared in the alkylation of naphthalen
Autor:
Wei Wu, Yajing Zhou, Rui Zhang, Jie Yang, Oleg Kikhtyanin, Alexander V. Toktarev, G.V. Echevsky
Publikováno v:
Microporous and Mesoporous Materials. 150:14-24
The SAPO-31 silicoaluminophosphates were synthesized by using different di-alkylamines and their properties were characterized by XRD, SEM and N 2 adsorption. NH 3 -TPD, IR spectroscopy of adsorbed pyridine and 29 Si MAS NMR showed that these molecul
Publikováno v:
Catalysis Today. 152:17-23
The catalytic behavior of sulfated alumina (SA) and zirconia (SZ) was compared for two acid-catalyzed reactions, i.e., isobutane/butene alkylation and isomerization of n-pentane. For the alkylation reaction, the SZ catalyst gave a higher C5+ alkane y
Publikováno v:
Applied Catalysis A: General. 378:96-106
SAPO-31 samples of different crystallinity were prepared at various stages of hydrothermal synthesis and characterized by XRD, SEM, chemical analysis, TGA/DTA, N2 adsorption, IR spectra of adsorbed CO, and solid state NMR. The obtained data showed th
Autor:
Weiguo Wu, A. B. Ayupov, Juan Huang, J.F. Khabibulin, Oleg Kikhtyanin, Lingfei Li, Wei Wu, G.V. Echevsky, Alexander V. Toktarev
Publikováno v:
Applied Catalysis A: General. 375:279-288
Two templates, methyltriethylammonium bromide (MTEA) and tetraethylammonium bromide (TEA) were used to synthesize aluminosilicate ZSM-12 zeolites. Additionally, zeolites isomorphously substituted (partially or totally) by gallium were prepared with M
Publikováno v:
Russian Chemical Bulletin. 58:1637-1643
The influence of the sulfation parameters (the source and concentration of sulfate ions) and the calcination temperature on the acidic and catalytic properties of sulfated alumina in the alkylation of isobutane with butylenes and n-pentane isomerizat