FORMATION PERMEABILITY CONTROL COMPOSITION Russian patent published in 2000 - IPC

Abstract RU 2153067 C1

FIELD: oil and gas production. SUBSTANCE: invention aims at reducing water content in extracted product by clogging watered reservoir and entraining into development new zones of formation. Composition contains, %: zeolite, 6.0-10.0; hydrochloric acid, 6.0-10.0; nonionic surfactant, 0.01-0.05; oil-soluble anionic surfactant, 0.01-0.05; and water. EFFECT: increased efficiency of composition with regard to reducing permeability of watered high-permeability reservoir and oil production profitability. 1 tbl, 3 ex

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RU 2 153 067 C1

Authors

Mukhtarov Ja.G.

Gafurov O.G.

Volochkov N.S.

Popov A.M.

Khisaeva D.A.

Jakimenko G.Kh.

Dates

2000-07-20Published

1999-09-13Filed