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2 125 077

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IPC

(21) (22)

Application

97107202/04, 1997-05-06

(22)

Actual filing date

1997-05-06

(45)

Published

1999-01-20

(72)

Inventor

Nizhegorodtsev V.I.Nizhegorodtseva S.V.Nizhegorodtseva T.V.

(73)

Holder

Kooperativ

PETROLEUM PROCESSING METHOD Russian patent published in 1999 - IPC

Abstract RU 2125077 C1

FIELD: petroleum processing. SUBSTANCE: petroleum is distilled in presence of steam and azeotrope mixtures of water with one or several fractions (gasoline, ligroin, kerosene, and others) are taken off. Petroleum is desalted and dehydrated after rectification with taking off one or more hydrocarbon fractions. Distillation is carried out at water- hydrocarbon azeotrope boiling temperature. EFFECT: prevented destruction of hydrocarbons and simplified process flowsheet. 2 cl, 2 dwg, 4 ex

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RU 2 125 077 C1

Authors

Nizhegorodtsev V.I.

Nizhegorodtseva S.V.

Nizhegorodtseva T.V.

Dates

1999-01-20—Published

1997-05-06—Filed

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