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2 101 483

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Application

97107886/03, 1997-05-16

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Actual filing date

1997-05-16

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Published

1998-01-10

(72)

Inventor

Bogomol'Nyj E.I.Nasyrov A.M.Guljaev B.K.Efremov V.F.Maljugin V.M.Prosvirin A.A.

(73)

Holder

Zakrytoe Aktsionernoe Obshchestvo

METHOD FOR TREATING DOWN-HOLE ZONE OF WELL Russian patent published in 1998 - IPC

Abstract RU 2101483 C1

FIELD: oil and gas production industry. SUBSTANCE: according to method, injected into well is solution of acid and polyacrylamide in recovery accompanying water. Solution is pushed down by 0.05-5% solution of surface-active matter. This is performed at mode of maintaining injection pressure close to bed fracturing pressure. Technological delay is undertaken for pressure stabilization in well. EFFECT: high efficiency.

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RU 2 101 483 C1

Authors

Bogomol'Nyj E.I.

Nasyrov A.M.

Guljaev B.K.

Efremov V.F.

Maljugin V.M.

Prosvirin A.A.

Dates

1998-01-10—Published

1997-05-16—Filed

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