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2 087 512

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IPC

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Application

94018021/03, 1994-05-17

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Actual filing date

1994-05-17

(45)

Published

1997-08-20

(72)

Inventor

Galjan D.A.Chadina N.P.Levshin V.N.Mikhajlov B.V.

(73)

Holder

Volgo-Ural'Skij Nauchno-Issledovatel'Skij I Proektnyj Institut Po Dobyche I Pererabotke Serovodorodsoderzhashchikh Gazov

REAGENT FOR TREATING DRILLING FLUIDS Russian patent published in 1997 - IPC

Abstract RU 2087512 C1

FIELD: oil and gas production. SUBSTANCE: reagent contains (in wt %): brew grain, 15-20; potassium hydroxide, 1-3; sodium chloride, 15-20; and water, the balance. EFFECT: reduced cost. 3 tbl

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RU 2 087 512 C1

Authors

Galjan D.A.

Chadina N.P.

Levshin V.N.

Mikhajlov B.V.

Dates

1997-08-20—Published

1994-05-17—Filed

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