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1 579 120

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A1

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IPC

(21) (22)

Application

4636020/13, 1989-01-12

(22)

Actual filing date

1989-01-12

(45)

Published

1994-02-15

(72)

Inventor

Tsinberg M.B.Akhmetov V.N.Pastukhova G.V.Surgina T.A.

COMPOSITION FOR TREATMENT OF SULFATED CARBONATE SEAM Russian patent published in 1994 - IPC

Abstract SU 1579120 A1

FIELD: gas and oil industry. SUBSTANCE: composition includes association of bacteria of methane tanks containing sulfate-restoring bacteria, dinsodium salt of ethylenediamintetraethanic acid, trilon-B and methanol-containing wastes. Injection of trilon-B stimulates growth of sulfate-restoring bacteria and prevent formation of secondary calcite which in the aggregate contributes to increase of rock-dissolving action of composition. EFFECT: increased rock-dissolving capability of composition. 3 tbl

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SU 1 579 120 A1

Authors

Tsinberg M.B.

Akhmetov V.N.

Pastukhova G.V.

Surgina T.A.

Dates

1994-02-15—Published

1989-01-12—Filed

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