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2 138 625

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IPC

(21) (22)

Application

97107405/03, 1997-05-06

(22)

Actual filing date

1997-05-06

(45)

Published

1999-09-27

(72)

Inventor

Nurmukhametov R.S.Kandaurova G.F.Khasanov Ja.Z.Abdulmazitov R.G.Muslimov R.Kh.Sulejmanov Eh.I.

(73)

Holder

Zakrytoe Aktsionernoe Obshchestvo

METHOD FOR DEVELOPMENT OF WATER-OIL DEPOSIT Russian patent published in 1999 - IPC

Abstract RU 2138625 C1

FIELD: oil production industry. SUBSTANCE: method can be used in working of deposits with bottom water. According to method, after drilling up of deposit and recovery of product from producing wells, pressure in bed is maintained at level of values ensuring setting of static level in well head zone of producing well. After that, oil is periodically recovered from well head zone. Application of aforesaid method increases oil recovery due to larger embracing of bed by flooding with simultaneous reduced recovery of associated water. EFFECT: higher efficiency. 3 dwg

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RU 2 138 625 C1

Authors

Nurmukhametov R.S.

Kandaurova G.F.

Khasanov Ja.Z.

Abdulmazitov R.G.

Muslimov R.Kh.

Sulejmanov Eh.I.

Dates

1999-09-27—Published

1997-05-06—Filed