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2 154 730

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IPC

(21) (22)

Application

99125240/03, 1999-12-02

(24)

Start date

1999-12-02

(22)

Actual filing date

1999-12-02

(45)

Published

2000-08-20

(72)

Inventor

Vjakhirev V.I.Geresh P.A.Dobrynin N.M.Kljusov I.A.Krivoborodov Ju.R.Krivoruchko P.E.Ott V.I.Remizov V.V.Sologub R.A.Tupysev M.K.Chernomyrdin A.V.Chernomyrdin V.V.

(73)

Holder

Zakrytoe Aktsionernoe Obshchestvo Kompanija

GROUTING MATERIAL Russian patent published in 2000 - IPC

Abstract RU 2154730 C1

FIELD: oil and gas production. SUBSTANCE: grouting material for reinforcement of productive beds of oil, gas, gas- condensate, and other wells contains 80-95% of binding agent and waste silica gel (the balance). EFFECT: increased pumpability of grouting material and increased permeability of cement stone for alkaline and increased permeability of cement stone upon alkali effect. 1 tbl

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RU 2 154 730 C1

Authors

Vjakhirev V.I.

Geresh P.A.

Dobrynin N.M.

Kljusov I.A.

Krivoborodov Ju.R.

Krivoruchko P.E.

Ott V.I.

Remizov V.V.

Sologub R.A.

Tupysev M.K.

Chernomyrdin A.V.

Chernomyrdin V.V.

Dates

2000-08-20—Published

1999-12-02—Filed