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2 128 284

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Application

98111054/13, 1998-06-04

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Actual filing date

1998-06-04

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Published

1999-03-27

(72)

Inventor

Alafinov S.V.Vlasov S.A.Kagan Ja.M.Krasnopevtseva N.V.Kudrjashev B.M.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 CONTROLLING DEVELOPMENT OF OIL DEPOSITS Russian patent published in 1999 - IPC

Abstract RU 2128284 C1

FIELD: oil and gas production. SUBSTANCE: composition contains 0.001 to 0.5 wt % of exopolysaccharide of bacterial strain Azotobacter vinelandii (lipman) B-5933 in the form of cultural broth, 5 to 10 wt % of grouting mortar, and water - the balance. As grouting mortar, plastic filler based on paper impregnated with amino-formaldehyde and phenol- formaldehyde resins is used. EFFECT: increased filtration resistance of nonuniform strata, changed profile injectivity, and increased formation productivity. 2 tbl

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RU 2 128 284 C1

Authors

Alafinov S.V.

Vlasov S.A.

Kagan Ja.M.

Krasnopevtseva N.V.

Kudrjashev B.M.

Kuz'Min A.A.

Kuz'Min M.A.

Svikov A.N.

Simonov O.V.

Fomin A.V.

Dates

1999-03-27—Published

1998-06-04—Filed

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