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2 065 945

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C1

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IPC

(21) (22)

Application

94008060/03, 1994-03-10

(22)

Actual filing date

1994-03-10

(45)

Published

1996-08-27

(72)

Inventor

Gazizov A.Sh.Muslimov R.Kh.Mardanov A.F.Gazizov A.A.

(73)

Holder

Gazizov Almaz ShakirovichToo Firma

METHOD OF DISPLACING CRUDE OIL FROM NONUNIFORM IN RESPECT TO PERMEABILITY CARBONATE STRATA Russian patent published in 1996 - IPC

Abstract RU 2065945 C1

FIELD: oil and gas production. SUBSTANCE: method includes alternating pumping in into the productive bed of aqueous solutions of a water-soluble polymer and dispersed particles at their ratio 1:(0.25-800) followed by injecting displacement agent. EFFECT: increased oil production. 1 tbl

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RU 2 065 945 C1

Authors

Gazizov A.Sh.

Muslimov R.Kh.

Mardanov A.F.

Gazizov A.A.

Dates

1996-08-27—Published

1994-03-10—Filed

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