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2 129 206

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IPC

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Application

96122938/03, 1996-12-03

(22)

Actual filing date

1996-12-03

(45)

Published

1999-04-20

(72)

Inventor

Kljusov A.A.Gnoevykh A.N.Rudnitskij A.V.Kljusov V.A.

(73)

Holder

Vserossijskij Nauchno-Issledovatel'Skij Institut Prirodnykh Gazov I Gazovykh Tekhnologij Rossijskoe Aktsionernoe Obshchestvo

LIGHT-WEIGHT PLUGGING MIXTURE Russian patent published in 1999 - IPC

Abstract RU 2129206 C1

FIELD: oil and gas production industry. SUBSTANCE: this plugging mixture can be used for cementation of wells. Light-weight mixture contains following components, mass%: portland cement 70-90, waste from furnaces for graphitization in electrode production process - the balance. Application of aforesaid light-weight plugging mixture results in prolonged period of plugging solution injectivity together with enhanced strength of cement stone. EFFECT: higher efficiency. 1 tbl

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RU 2 129 206 C1

Authors

Kljusov A.A.

Gnoevykh A.N.

Rudnitskij A.V.

Kljusov V.A.

Dates

1999-04-20—Published

1996-12-03—Filed

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