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2 105 142

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Application

96120597/03, 1996-10-11

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Actual filing date

1996-10-11

(45)

Published

1998-02-20

(72)

Inventor

Smirnov A.V.Grajfer V.I.Volkov N.P.Isangulov K.I.Khusainov V.M.Lysenko V.A.Gumarov N.F.Ishkaev R.K.

(73)

Holder

Smirnov Aleksandr Vital'EvichGrajfer Valerij Isaakovich

METHOD OF INCREASING OIL RECOVERY FROM BEDS Russian patent published in 1998 - IPC

Abstract RU 2105142 C1

FIELD: oil production industry. SUBSTANCE: according to method, down-hole zones of injection and producing wells are subjected to treatment by suspension of highly dispersing hydrophobic silicone dioxide in organic solvent. Then water is injected into injection well. Oil is displaced from reservoir by hydrodynamic pressure of water from down-hole zone of producing well. EFFECT: higher efficiency. 4 cl, 1 tbl

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RU 2 105 142 C1

Authors

Smirnov A.V.

Grajfer V.I.

Volkov N.P.

Isangulov K.I.

Khusainov V.M.

Lysenko V.A.

Gumarov N.F.

Ishkaev R.K.

Dates

1998-02-20—Published

1996-10-11—Filed

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