METHOD FOR TREATING BOREHOLE WITH AN ACID Russian patent published in 1997 - IPC

Abstract RU 2077668 C1

FIELD: well drilling. SUBSTANCE: inside piping first is pumped a froth generating solution of a mixture of hexane fraction with still bottoms from amine C17-C20 production derived from distillation in vacuum of a commercial mixture of aliphatic amines C17-C20, and than hydrochloric acid with inhibiting addition. EFFECT: higher productivity. 1 tbl

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RU 2 077 668 C1

Authors

Petrov Nikolaj Aleksandrovich

Esipenko Alla Illarionovna

Dates

1997-04-20Published

1993-07-20Filed