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2 117 143

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IPC

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Application

96124611/03, 1996-12-31

(22)

Actual filing date

1996-12-31

(45)

Published

1998-08-10

(72)

Inventor

Morozov V.Ju.Starkova N.R.Chernyshov A.V.Zarov A.A.

(73)

Holder

Aktsionernoe Obshchestvo Otkrytogo Tipa Neftjanaja Kompanija

METHOD FOR DEVELOPMENT OF OIL DEPOSIT Russian patent published in 1998 - IPC

Abstract RU 2117143 C1

FIELD: oil production industry. SUBSTANCE: method is aimed at involving low-permeable oil-saturated sections of bed in developing activities and increasing their producing capacity. According to method, simultaneously injected into oil bed through injection well are polymer solution and water solution of alkali. Then injected is water solution of salt of polyvalent metal, and additionally pumped in is water solution of calcium chloride. This is performed prior to injection of displacing agent. EFFECT: higher efficiency. 3 cl, 2 tbl

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RU 2 117 143 C1

Authors

Morozov V.Ju.

Starkova N.R.

Chernyshov A.V.

Zarov A.A.

Dates

1998-08-10—Published

1996-12-31—Filed

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