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2 174 531

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IPC

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Application

99113241/04, 1999-06-17

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Start date

1999-06-17

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Actual filing date

1999-06-17

(45)

Published

2001-10-10

(72)

Inventor

Niz'Ev O.G.Safieva R.Z.Nizova S.A.Platonov E.N.Kozlov M.V.Niz'Ev I.G.Vishnivetskij I.Ja.Sjunjaev R.Z.Kozhevnikova Ju.V.

(73)

Holder

Rossijskij Gosudarstvennyj Universitet Nefti I Gaza Im. I.M. GubkinaOtkrytoe Aktsionernoe Obshchestvo

METHOD FOR PRODUCTION OF DISTILLATE FRACTIONS Russian patent published in 2001 - IPC

Abstract RU 2174531 C2

FIELD: petroleum processing. SUBSTANCE: fuel and lube fractions are prepared by vacuum distillation of mazut in presence of spent mineral oils taken in proportion from 0.3 to 5% of the weight of mazut. In the process, preliminarily dehydrated and freed of suspended impurities spent motor, transmission, or industrial oil, or their mixture. Spent mineral oil is added to petroleum residue directly before feeding the latter into vacuum distillation column. EFFECT: increased yield of distillate fractions by at least 2% and enabled reuse of oil waste. 3 cl, 3 tbl

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RU 2 174 531 C2

Authors

Niz'Ev O.G.

Safieva R.Z.

Nizova S.A.

Platonov E.N.

Kozlov M.V.

Niz'Ev I.G.

Vishnivetskij I.Ja.

Sjunjaev R.Z.

Kozhevnikova Ju.V.

Dates

2001-10-10—Published

1999-06-17—Filed