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2 245 989

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IPC

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Application

2003126937/03, 2003-09-05

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Start date

2003-09-05

(22)

Actual filing date

2003-09-05

(45)

Published

2005-02-10

(72)

Inventor

Ippolitov V.V.Podshibjakin V.V.Belej I.I.Konovalov V.S.Vjalov V.V.Sokolovich A.V.Shcherbich N.E.Nozdrja V.I.

(73)

Holder

Dochernee Obshchestvo S Ogranichennoj Otvetstvennost'Ju Kompanija Otkrytogo Aktsionernogo Obshchestva

PLUGGING MIX Russian patent published in 2005 - IPC

Abstract RU 2245989 C1

FIELD: oil and gas production.

SUBSTANCE: plugging mix intended for cementation of oil, gas, and gas condensate wells under moderate and elevated temperatures contains 50-76% Portland cement, 20-40% finely ground quartz, and caustic magnesite powder.

EFFECT: reduced filtration and shrinkage of plugging mortar.

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RU 2 245 989 C1

Authors

Ippolitov V.V.

Podshibjakin V.V.

Belej I.I.

Konovalov V.S.

Vjalov V.V.

Sokolovich A.V.

Shcherbich N.E.

Nozdrja V.I.

Dates

2005-02-10—Published

2003-09-05—Filed