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2 041 242

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IPC

(21) (22)

Application

5012704/04, 1991-11-25

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Actual filing date

1991-11-25

(45)

Published

1995-08-09

(72)

Inventor

Zajashnikov E.N.Boldinov V.A.Blokhinov V.F.Esipko E.A.Prokof'Ev V.P.Morozov V.A.Evtushenko V.M.Galeeva Z.Kh.Proshin N.N.

(73)

Holder

Aktsionernoe Obshchestvo Otkrytogo Tipa

METHOD OF LIGHT OIL PREPARING Russian patent published in 1995 - IPC

Abstract RU 2041242 C1

FIELD: oil distillation. SUBSTANCE: method of mazut fractionating is carried out in two vacuum columns with circulating reflux. Light oil fraction of oily distillate with boiling out point 360 C (not above) of 98% distillate is removed from the line of upper circulating reflux of the first column and fed to the catalytic hydroparaffinization. Part of intermediate circulating reflux from the same column is taken off at concentration 5-15 wt. -% of removed oily distillate. EFFECT: improved method of light oil preparing. 1 dwg, 1 tbl

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RU 2 041 242 C1

Authors

Zajashnikov E.N.

Boldinov V.A.

Blokhinov V.F.

Esipko E.A.

Prokof'Ev V.P.

Morozov V.A.

Evtushenko V.M.

Galeeva Z.Kh.

Proshin N.N.

Dates

1995-08-09—Published

1991-11-25—Filed