METHOD FOR DEVELOPMENT OF OIL BEDS SEPARATED FROM EACH OTHER BY IMPERMEABLE ROCK MATTER Russian patent published in 1998 - IPC

Abstract RU 2112869 C1

FIELD: oil production industry. SUBSTANCE: according to method, at recovery of product with content of oil less than 15%, performed is injection of gas mixture into oil bed with simultaneous destruction of impermeable rock matter which separates oil beds in area of dome boundary of lower-lying oil bed. After that, performed is injection of gas-water mixture into lower-lying oil bed, and gas-oil mixture is displaced into upper-lying oil bed for further drawing out by means of producing wells. EFFECT: higher efficiency. 1 cl

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RU 2 112 869 C1

Authors

Chernyshova Elena Mikhajlovna

Dates

1998-06-10—Published

1995-12-29—Filed