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2 109 936

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C1

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IPC

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Application

96103452/03, 1996-02-26

(22)

Actual filing date

1996-02-26

(45)

Published

1998-04-27

(72)

Inventor

Verderevskij Ju.L.Valeeva T.G.Sheshukova L.A.Golovko S.N.Muslimov R.Kh.

(73)

Holder

Nauchno-Issledovatel'Skij Institut Po Neftepromyslovoj KhimiiNauchno-Proizvodstvennoe Predprijatie

COMPOUND FOR TREATING BOTTOM HOLE ZONE OF BED Russian patent published in 1998 - IPC

Abstract RU 2109936 C1

FIELD: oil production industry. SUBSTANCE: efficient and inexpensive compound for overall treatment of bottom hole zone of oil bed has following components, mass%: muriatic acid, 7-20; used solvent from production of thiobearing polyester polymer or water-methanol fraction, 25-40; waste from production of pulp-paper industry based on lignosulphonates, 2-20; non-ionogenic hydroxyalkylated surface-active matter, 0.5-3.0; water, the balance. EFFECT: higher efficiency. 2 tbl

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RU 2 109 936 C1

Authors

Verderevskij Ju.L.

Valeeva T.G.

Sheshukova L.A.

Golovko S.N.

Muslimov R.Kh.

Dates

1998-04-27—Published

1996-02-26—Filed

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