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2 105 039

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C1

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IPC

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Application

95112324/04, 1995-07-18

(22)

Actual filing date

1995-07-18

(45)

Published

1998-02-20

(72)

Inventor

Sajfullin N.R.Nigmatullin R.G.Mukhamed'Janova A.Kh.Minibaev V.N.Teljashev R.G.Idrisova T.Sh.Vakhitov M.F.Nigmatullin V.R.

(73)

Holder

Aktsionernoe Obshchestvo Neftepererabatyvajushchij Zavod"

METHOD OF DEOILING VACUUM RESIDUE FROM FRACTIONATION OF GATCHES AND PETROLATUM Russian patent published in 1998 - IPC

Abstract RU 2105039 C1

FIELD: petroleum processing. SUBSTANCE: in a deparaffination method, vacuum residue from fractionation of gatches and petrolatum is mixed with methyl ethyl ketone in proportion 1:7, whereupon water is added in amount 45% based on raw material, mixture is cooled to 30%, and paraffin with oil content not higher than 18% is separated. EFFECT: facilitated paraffin separation. 2 dwg, 6 tbl

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RU 2 105 039 C1

Authors

Sajfullin N.R.

Nigmatullin R.G.

Mukhamed'Janova A.Kh.

Minibaev V.N.

Teljashev R.G.

Idrisova T.Sh.

Vakhitov M.F.

Nigmatullin V.R.

Dates

1998-02-20—Published

1995-07-18—Filed

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