Zobrazeno 1 - 10
of 21
pro vyhledávání: '"V. N. Vasil'eva"'
Publikováno v:
Voprosy statistiki. 27:5-25
This article is a journal version of a brief description of the study of the problems of the formation and implementation in practice of a system of indicators of agroecological statistics, initiated and organized by the Interstate Statistical Commit
Publikováno v:
Grudnaia i serdechno-sosudistaia khirurgiia. (9)
Autor:
N. M. Kukui, L. A. Akishina, T. A. Bushueva, L. A. Potolovskii, G. D. Sinitsyna, V. N. Vasil'eva
Publikováno v:
Chemistry and Technology of Fuels and Oils. 14:381-384
Autor:
V. N. Vasil'eva, S. L. Lyubimova, V. N. Monastyrskii, L. A. Potolovskii, N. A. Dmitrieva, G. G. Kotova, K. I. Zimina, G. V. Zambrovskaya
Publikováno v:
Chemistry and Technology of Fuels and Oils. 6:829-833
1. The possibility of using alkylphenols produced in the presence of an aluminosilicate catalyst for the synthesis of alkylsalicylate additives was demonstrated. 2. In the alkylation of phenol by α-olefins of normal structure (240–320°C fraction)
Publikováno v:
Chemistry and Technology of Fuels and Oils. 6:837-840
1. A study was made of the composition of the alkylate obtained with alkylation of phenol using the 240–320°C fraction of α-olefins of normal structure, in the presence of an alumosilicate catalyst, using a combination of the methods of rectifica
Publikováno v:
Chemistry and Technology of Fuels and Oils. 8:547-550
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 9:1443-1446
1. The dipole moment of ethyl-, n-butyl-, and n-amyllithium have been measured in hexane. The value found for (μ=1.1 D. 2. Lithium alkyls are associated both in hexane and in benzene solutions. 3. The degree and the nature of the dissociation depend
Publikováno v:
Chemistry and Technology of Fuels and Oils. 7:486-489
1. Optimum conditions were determined for the alkylation of phenols with α-olefins (240–320 °C fraction) under batchwise and continuous conditions with a fixed bed of aluminosilicate catalyst. 2. The effect of basic process parameters on the comp
Publikováno v:
Petroleum Chemistry U.S.S.R.. 12:87-90
Publikováno v:
Chemistry and Technology of Fuels and Oils. 9:586-589
The calculated value for the heat of this reaction within the indicated temperature range is 20–23 kcal/mole.