METHOD FOR TREATING OIL SEAM NEAR WELL BOTTOM BY ACID Russian patent published in 1997 - IPC

Abstract RU 2077667 C1

FIELD: oil production. SUBSTANCE: corrosion inhibitor is pumped in the pipe as buffer fluid representing a composition on the base of aliphatic amines and aromatic solution, hydrochloric acid and drive fluid. EFFECT: higher oil production. 2 tbl

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RU 2 077 667 C1

Authors

Petrov Nikolaj Aleksandrovich

Esipenko Alla Illarionovna

Safin Stanislav Gazizovich

Bogatyreva Vera Petrovna

Dates

1997-04-20Published

1993-07-09Filed