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2 132 352

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IPC

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Application

97115313/04, 1997-09-15

(22)

Actual filing date

1997-09-15

(45)

Published

1999-06-27

(72)

Inventor

Rakhimov M.N.Evdokimova N.G.Lobanov V.V.Gorbunov I.V.

(73)

Holder

Ufimskij Gosudarstvennyj Neftjanoj Tekhnicheskij Universitet

BITUMEN PRODUCTION PROCESS Russian patent published in 1999 - IPC

Abstract RU 2132352 C1

FIELD: petroleum processing. SUBSTANCE: bitumen is produced by air-oxidation of raw petroleum material in presence of 2-5 wt.% of by-product from propylene tetramer production process, in particular, heavy residues from oligomer rectification stage. EFFECT: intensified process. 2 tbl, 3 ex

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RU 2 132 352 C1

Authors

Rakhimov M.N.

Evdokimova N.G.

Lobanov V.V.

Gorbunov I.V.

Dates

1999-06-27—Published

1997-09-15—Filed

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