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2 086 599

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IPC

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Application

94039795/04, 1994-11-10

(22)

Actual filing date

1994-11-10

(45)

Published

1997-08-10

(72)

Inventor

Rakhmatullina G.M.Zapeklaja G.N.Volodina E.L.Mjasoedova N.V.Zueva T.A.Sharafutdinova F.V.

(73)

Holder

Nauchno-Issledovatel'Skij Institut Po Neftepromyslovoj Khimii

REAGENT FOR PREVENTING ASPHALTHENE-RESIN-PARAFFIN DEPOSITS Russian patent published in 1997 - IPC

Abstract RU 2086599 C1

FIELD: production, transportation and storage of petroleum. SUBSTANCE: reagent comprises asphalthene-resin-paraffin deposits, wt.-%: fatty acid-based oxyethylated amines, 5-25; primary fatty alcohol - based polyethylene glycol monoalkyl ether of general formula: CnH2n+1O(C2H4O)mH wherein n = 10-18 and m=8-10 ethylene and propylene oxide block copolymer, 5-25; and solvent, the balance. EFFECT: improved properties. 5 tbl

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RU 2 086 599 C1

Authors

Rakhmatullina G.M.

Zapeklaja G.N.

Volodina E.L.

Mjasoedova N.V.

Zueva T.A.

Sharafutdinova F.V.

Dates

1997-08-10—Published

1994-11-10—Filed

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