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2 042 786

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Application

93001761/03, 1993-01-12

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Actual filing date

1993-01-12

(45)

Published

1995-08-27

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Inventor

Tsytsymushkin P.F.Khajrullin S.R.Kudrjashova Z.N.Goronovich S.N.Mikhajlov B.V.Morozov Ju.D.Karimov N.Kh.

(73)

Holder

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

GROUTING MORTAR FOR LINING WELLS IN SALT-BEARING DEPOSITS Russian patent published in 1995 - IPC

Abstract RU 2042786 C1

FIELD: well drilling. SUBSTANCE: grouting mortar for lining wells in salt-bearing deposits contains, mass oil well cement 70.17-71.17; sodium chloride 1.83-3.05; monomer V-2 product of reaction of aqueous of ammonia and light fraction of chlorinated hydrocarbons 0.35-1.05; the balance, water. EFFECT: increased strength and adhesion characteristics of cement stone in casing string-borehole annulus. 1 tbl

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RU 2 042 786 C1

Authors

Tsytsymushkin P.F.

Khajrullin S.R.

Kudrjashova Z.N.

Goronovich S.N.

Mikhajlov B.V.

Morozov Ju.D.

Karimov N.Kh.

Dates

1995-08-27—Published

1993-01-12—Filed

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