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2 176 657

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IPC

(21) (22)

Application

99102941/04, 1999-02-15

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Start date

1999-02-15

(22)

Actual filing date

1999-02-15

(45)

Published

2001-12-10

(72)

Inventor

Tesalovskaja T.M.Zhiljaev Ju.A.Andrejkov E.I.Stepanova L.A.Akulov P.V.Mal'Kov N.N.

(73)

Holder

Vostochnyj Nauchno-Issledovatel'Skij Uglekhimicheskij Institut

METHOD OF PRODUCING HIGH-TEMPERATURE PITCH FOR PRODUCTION OF PITCH COKE Russian patent published in 2001 - IPC

Abstract RU 2176657 C2

FIELD: coke chemistry. SUBSTANCE: method includes thermal oxidation of medium-temperature pitch with addition in the form of product of regeneration of absorbing oil used in trapping of benzene hydrocarbons from coke gas by distillation. Preferably, addition amounts up to 5-10 wt.% of pitch weight. EFFECT: higher yield of final product. 2 cl, 2 tbl

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RU 2 176 657 C2

Authors

Tesalovskaja T.M.

Zhiljaev Ju.A.

Andrejkov E.I.

Stepanova L.A.

Akulov P.V.

Mal'Kov N.N.

Dates

2001-12-10—Published

1999-02-15—Filed