COMPOUND FOR PERFORATION OF PRODUCTIVE BEDS Russian patent published in 1999 - IPC

Abstract RU 2139988 C1

FIELD: oil and gas production industry. SUBSTANCE: compound for perforation of productive beds has following components in respective proportion, mas. %: phosphoric acid 1-15, hydrofluoric acid or its acid salts 0.5-4.0, inhibiting salt 1-15, organic solvent 10-40, water - the balance. Application of aforesaid compound allows for reduction of corrosive activity of perforation media together with increasing solving capacity with respect to clayey minerals. EFFECT: higher efficiency. 3 cl, 2 tbl

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RU 2 139 988 C1

Authors

Starkova N.R.

Brilliant L.S.

Gordeev A.O.

Dates

1999-10-20Published

1998-10-26Filed