METHOD OF TREATMENT OF BOTTOM-HOLE FORMATION ZONE OF INJECTION WELL Russian patent published in 1999 - IPC

Abstract RU 2143062 C1

FIELD: oil producing industry. SUBSTANCE: method includes injection of oxidizer, the first process holding, injection of acid solution and the second process holding, pulse- depression stimulation with pumping out of well fluid. EFFECT: higher permeability of injected well bottom-hole formation zone, provided cleaning of well and increased well injectivity. 1 ex

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RU 2 143 062 C1

Authors

Ganiev G.G.

Ivanov A.I.

Valeev M.Kh.

Sivukhin A.A.

Dates

1999-12-20—Published

1998-11-03—Filed