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Application

98104159/03, 1998-02-18

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Start date

1998-02-18

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Actual filing date

1998-02-18

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Published

1999-12-27

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Inventor

Prokshina N.V.Pavlychev V.N.Umetbaev V.G.Emaletdinova L.D.Islamov F.Ja.Mukhametshin M.M.Plotnikov I.G.Shuvalov A.V.Paramonov S.V.Strizhnev V.A.Nazmetdinov R.M.Kamaletdinova R.M.

(73)

Holder

Aktsionernaja Neftjanaja Kompanija

METHOD FOR ISOLATION OF PERMEABLY NON-UNIFORM PRODUCTIVE BED Russian patent published in 1999 - IPC

Abstract RU 2143543 C1

FIELD: oil producing industry. SUBSTANCE: method implies lowering of pump-compressor pipes down to perforation interval and successive injection of buffer liquid and latex. Used in function of buffer liquid is waste from latex production obtained by emulsion polymerization in combination with latex, coagulating agent, emulsifier, and stabilizer. Buffer liquid is supplied after injection of latex. Latex as well as buffer liquid is fully pressure-forced into bed, and well is closed for period of latex coagulation. Application of aforesaid method ensures effective selective action on productive bed. EFFECT: higher efficiency. 1 tbl

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RU 2 143 543 C1

Authors

Prokshina N.V.

Pavlychev V.N.

Umetbaev V.G.

Emaletdinova L.D.

Islamov F.Ja.

Mukhametshin M.M.

Plotnikov I.G.

Shuvalov A.V.

Paramonov S.V.

Strizhnev V.A.

Nazmetdinov R.M.

Kamaletdinova R.M.

Dates

1999-12-27—Published

1998-02-18—Filed

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