GEL-FORMING ACID COMPOSITION FOR WATERPROOFING OF CARBONATE RESERVOIRS Russian patent published in 2001 - IPC

Abstract RU 2166080 C1

FIELD: oil and gas production. SUBSTANCE: invention provides aqueous composition for controlling intake capacity profiles in injecting wells and limiting water inflows in oil production wells. It contains, %: aluminum sulfate, 4.3-8.7; and silicon-hydrofluoric acid, 3.3-6.7. EFFECT: enabled formation of deep insulation high-structured shield. 2 cl, 2 tbl, 2 ex

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RU 2 166 080 C1

Authors

Juzhaninov P.M.

Kazakova L.V.

Glezdeneva T.V.

Chabina T.V.

Dates

2001-04-27—Published

1999-08-18—Filed