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2 065 455

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C1

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IPC

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Application

94015393/04, 1994-04-27

(22)

Actual filing date

1994-04-27

(45)

Published

1996-08-20

(72)

Inventor

Lebedev N.A.Judina T.V.Khlebnikov V.N.Eganov V.F.Tudrij G.A.

(73)

Holder

Nauchno-Issledovatel'Skij Institut Neftepromyslovoj Khimii

METHOD OF PREPARING DEMULSIFIER ABLE TO PREVENT ASPHALTENE-RESIN-PARAFFIN DEPOSITION AND CORROSION Russian patent published in 1996 - IPC

Abstract RU 2065455 C1

FIELD: petroleum industry, equipment protection. SUBSTANCE: method involves the successive interaction of 1 mole glycol with 59-90 moles propylene oxide and 15-210 moles ethylene oxide. EFFECT: enhanced protective effectiveness of demulsifier. 6 tbl

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RU 2 065 455 C1

Authors

Lebedev N.A.

Judina T.V.

Khlebnikov V.N.

Eganov V.F.

Tudrij G.A.

Dates

1996-08-20—Published

1994-04-27—Filed

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