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2 128 283

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Application

98110304/13, 1998-05-29

(22)

Actual filing date

1998-05-29

(45)

Published

1999-03-27

(72)

Inventor

Alafinov S.V.Vlasov S.A.Kagan Ja.M.Krasnopevtseva N.V.Kuz'Min A.A.Kuz'Min M.A.Svikov A.N.Simonov O.V.Fomin A.V.

(73)

Holder

Nauchno-Tekhnicheskoe Ob"Edinenie

COMPOSITION FOR INSULATION OF FORMATION WATER Russian patent published in 1999 - IPC

Abstract RU 2128283 C1

FIELD: oil and gas production. SUBSTANCE: composition contains 1 to 5 wt % of clay, 0.005 to 0.05 wt % of exopolysaccharide of bacterial strain Azotobacter vinelandii (lipman) B-5933 in the form of cultural broth, and water - the balance. EFFECT: improved formation water insulation and increased formation productivity. 1 tbl

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RU 2 128 283 C1

Authors

Alafinov S.V.

Vlasov S.A.

Kagan Ja.M.

Krasnopevtseva N.V.

Kuz'Min A.A.

Kuz'Min M.A.

Svikov A.N.

Simonov O.V.

Fomin A.V.

Dates

1999-03-27—Published

1998-05-29—Filed

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