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Hydrogen-free dewaxing of diesel fractions on zeolite BETA catalysts

Abstract

Regularities of hydrogen-free dewaxing process of fraction 280–350 °C from blended Stavropol-Dagestan oil crudes on modified by zinc zeolite BETA catalysts, which allows selective cracking high-molecular paraffins while preserving cetane number, are studied.

About the Authors

Anna Sergeevna Ovcharova
NCFU
Russian Federation


Elena Evgenievna Knyazeva
Lomonosov Moscow State University
Russian Federation


Irina Vladimirovna Savenkova
Astrakhan State Technical University
Russian Federation


Sergey Nikolaevich Ovcharov
NCFU
Russian Federation


References

1. Энглин Б. А. Применение жидких топлив при низких температурах. М.: Химия, 1980. 208 с.

2. US Pat. 4419220, C10G 45/64. Catalytic dewaxing process / R. B. LaPierre, R. D. Partridge, N. Y. Chen, et al. Filed Date: 18.05.1982; Issue Date: 06.12.1983.

3. US Pat. 4911823, C10G 11/0. Catalytic cracking of paraffinic feedstocks with zeolite Beta / N. Y. Chen, T. F. Degnan, C. R. Kennedy. Filed Date: 12.05.1989; Issue Date: 27.03.1990.

4. Овчарова А. С., Савенкова И. В., Овчаров С. Н. Обеспечение низкотемпературных свойств дизельных фракций путем безводородной каталитической депарафинизации // Вузовская наука – Северо-Кавказскому региону. Материалы XV региональной научно-технической конференции. Т. 1. Ставрополь: СевКавГТУ, 2011. С. 136–138.


Review

For citations:


Ovcharova A.S., Knyazeva E.E., Savenkova I.V., Ovcharov S.N. Hydrogen-free dewaxing of diesel fractions on zeolite BETA catalysts. Newsletter of North-Caucasus Federal University. 2013;(2):42-46. (In Russ.)

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ISSN 2307-907X (Print)