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2 065 944

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Application

94003585/03, 1994-02-01

(22)

Actual filing date

1994-02-01

(45)

Published

1996-08-27

(72)

Inventor

Tul'Bovich B.I.Mikhnevich V.G.Kazakova L.V.Rakhimkulov R.S.Paklin A.M.Radushev A.V.

(73)

Holder

Permskij Gosudarstvennyj Nauchno-Issledovatel'Skij I Proektnyj Institut Neftjanoj Promyshlennosti

REAGENT FOR CHANGING DIRECTION OF FILTRATION STREAMS WHEN TREATING BOTTOM ZONE OF INJECTION AND OIL-PRODUCTIVE WELLS Russian patent published in 1996 - IPC

Abstract RU 2065944 C1

FIELD: oil and gas production. SUBSTANCE: reagent is employed based on still bottoms from synthetic fatty acid production containing at least 30% of dry residue, no less than 1.7 mg-equ/l of synthetic fatty acid sodium salts, and not more than 0.1% of a free alkali based on dry residue. EFFECT: increased oil production. 2 tbl

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RU 2 065 944 C1

Authors

Tul'Bovich B.I.

Mikhnevich V.G.

Kazakova L.V.

Rakhimkulov R.S.

Paklin A.M.

Radushev A.V.

Dates

1996-08-27—Published

1994-02-01—Filed

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