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2 073 791

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C1

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IPC

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Application

5045079/03, 1992-04-02

(22)

Actual filing date

1992-04-02

(45)

Published

1997-02-20

(72)

Inventor

Abdulmazitov R.G.Muslimov R.Kh.Zakirov A.F.Khajretdinov F.M.

(73)

Holder

Tatarskij Nauchno-Issledovatel'Skij I Proektnyj Institut Neftjanoj Promyshlennosti

METHOD FOR DEVELOPING OIL DEPOSITING CARBONATE COLLECTORS OF FISSURE-CAVITY TYPE Russian patent published in 1997 - IPC

Abstract RU 2073791 C1

FIELD: oil industry. SUBSTANCE: method implies drilling of production and pumping-in boreholes, exposing of stratum in production boreholes in its bottom part and in pumping-in boreholes in its top part. Oil production is effected with simultaneous checking of stratum pressure until this pressure is reduced down to 5-6 MPa with subsequent cyclic pumping-in of acidic solution of increasing concentration. EFFECT: high efficiency. 3 dwg, 1 tbl

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RU 2 073 791 C1

Authors

Abdulmazitov R.G.

Muslimov R.Kh.

Zakirov A.F.

Khajretdinov F.M.

Dates

1997-02-20—Published

1992-04-02—Filed

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