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2 081 310

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C1

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IPC

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Application

95100151/03, 1995-01-05

(22)

Actual filing date

1995-01-05

(45)

Published

1997-06-10

(72)

Inventor

Rubinshtejn O.I.Antipov V.S.Bondaletov V.G.Dmitrieva Z.T.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Kompanija Prioritet"

METHOD FOR ISOLATION OF PRODUCTIVE OIL RESERVOIRS Russian patent published in 1997 - IPC

Abstract RU 2081310 C1

FIELD: oil production industry. SUBSTANCE: according to method, for temporary isolation of oil reservoirs it is proposed to inject isolating composition into bottom hole zone of well. This composition is based on hydrocarbon liquid (oil) and polyolefins. Composition for injection must contain, mass %: polyolefins - 0.8-10; oil - 90-90.2. Method implying application of oil solution of polyolefins ensures reliable isolation of oil reservoirs in wide range of time periods to perform required repair operations in well. EFFECT: high efficiency. 1 tbl

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RU 2 081 310 C1

Authors

Rubinshtejn O.I.

Antipov V.S.

Bondaletov V.G.

Dmitrieva Z.T.

Dates

1997-06-10—Published

1995-01-05—Filed

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