OIL STRATUM WATERING METHOD Russian patent published in 1997 - IPC

Abstract RU 2072422 C1

FIELD: oil industry. SUBSTANCE: according to method, stratum is subjected to pumping of polymer-gel compound system made of powder-like polyacrylicamide and mineralized water, water-clay system with clay content of 1.0- to 30.0% and water solution of ionizing surface-active matter made up of water with rate of mineralization which is less than or equal to mineralization o water contained in polymer-gel compound system. Then, oil is taken out through productive well. EFFECT: high efficiency. 1 tbl

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RU 2 072 422 C1

Authors

Kaushanskij D.A.

Dem'Janovskij V.B.

Gershtanskij O.S.

Palij A.O.

Molchan I.A.

Dates

1997-01-27—Published

1992-09-21—Filed