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2 187 529

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IPC

(21) (22)

Application

2001108734/03, 2001-04-02

(24)

Start date

2001-04-02

(22)

Actual filing date

2001-04-02

(45)

Published

2002-08-20

(72)

Inventor

Kleshchenko I.I.Jagafarov A.K.Panikarovskij V.V.Kustyshev A.V.Romanov V.K.Jushkova N.E.Kochetov S.G.

(73)

Holder

Obshchestvo S Ogranichennoj Otvetstvennost'Ju

FLUID FOR KILLING OIL, GAS, AND GAS CONDENSATE WELLS Russian patent published in 2002 - IPC

Abstract RU 2187529 C1

FIELD: oil and gas production. SUBSTANCE: water-based fluid for killing wells with formation pressures below hydrostatic pressure contains 0.3- 0.6% polymer complex Praestol 2530 as thickening agent, 0.4-0.8% sulfacell, 17,5% aluminum sulfate, and, additionally, 10.0% aluminosilicate microspheres. EFFECT: reduced filtration indices and lowered density. 1 tbl

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RU 2 187 529 C1

Authors

Kleshchenko I.I.

Jagafarov A.K.

Panikarovskij V.V.

Kustyshev A.V.

Romanov V.K.

Jushkova N.E.

Kochetov S.G.

Dates

2002-08-20—Published

2001-04-02—Filed