Zobrazeno 1 - 10
of 40
pro vyhledávání: '"V. M. Potekhin"'
Publikováno v:
Russian Journal of Applied Chemistry. 92:1537-1548
Naphtha fractions of the West Siberian gas condensate were evaluated as feedstock for thermal pyrolysis performed in the temperature interval 750–900°C at the conventional contact time of 0.2–0.4 s and steam-to-feed weight ratio of (0.5; 0.8): 1
Publikováno v:
Coke and Chemistry. 59:461-465
The thermolysis of shale (regular shale from the Kenderlyk field in Kazakhstan) with the recirculation of high-boiling shale-oil fractions (above 340°C) in a system with a solid heat source is investigated by balance analysis. Such recirculation boo
Publikováno v:
Russian Journal of General Chemistry. 86:1250-1254
Side reactions in the course of esterification of methacrylic acid with triethyleneglycol methyl ether in the presence of homogeneous acid catalyst have been studied. Chromato-mass spectrometry and authentic synthesis have revealed the chemical struc
Autor:
N. V. Lukyanov, V. M. Potekhin, V. A. Itskovich, N. V. Slavoshevskaya, V. M. Strakhov, A. M. Syroezhko
Publikováno v:
Coke and Chemistry. 59:48-53
A method has been developed for practically complete alkaline extraction of humic acids from Kansko-Achinsk lignite. The maximum yield of humic acids may be ensured by correct selection of the extractant and the extraction temperature and time. The c
Publikováno v:
Russian Journal of General Chemistry. 85:14-20
The activity coefficients at infinite dilution were determined and used for estimating the maximum selectivity of twenty different separating agents for the propylene oxide-methanol pair formed during propylene oxide synthesis. Protic and aprotic sol
Autor:
V. M. Strakhov, V. A. Itskovich, A. M. Syroezhko, V. M. Potekhin, N. V. Lukyanov, N. V. Slavoshevskaya
Publikováno v:
Coke and Chemistry. 59:146-148
The semicoking of residual humin from Berezovsk lignite is investigated, with and without additions of modifier. The maximum semicoke yield is observed at 450°C after 0.25 h. Converted for absolutely dry semicoke, it is 64–66%, regardless of the m
Publikováno v:
Russian Journal of Applied Chemistry. 84:1195-1200
Kinetic parameters of H2O2 decomposition in methanol, propanol-1, propanol-2, acetone, and acetonitrile at 30–55°C on a TS-1 heterogeneous catalyst were determined. Recommendations are given on choice of solvents in oxidation of organic compounds
Publikováno v:
Russian Journal of Applied Chemistry. 84:640-648
Hydroxylation of phenol with a 25% aqueous solution of hydrogen peroxide in polar protic and aprotic solvents on TS-1 heterogeneous catalyst under various conditions was studied. The major reaction products (hydroquinone, pyrocatechol) and their rati
Publikováno v:
Russian Journal of Applied Chemistry. 83:445-452
Effect of mineral and organic components of oil shales on the cracking level, yield, composition, and quality of distillate and solid products obtained in thermochemical processing of a residual straight-run oil stock was studied.
Autor:
V. M. Potekhin
Publikováno v:
Petroleum Chemistry. 47:301-304
The history of the formation and development of one of the oldest Russian departments that has trained engineers and researchers in the area of the chemical processing of fossil fuels (crude oil, coal, shales, and hydrocarbon gases), the Department o