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

Abstract RU 2133328 C1

FIELD: oil production industry. SUBSTANCE: this plugging compound relates to light-weight plugging cement slurries which are used in drilling, overhaul repair, and liquidation of oil wells. Plugging slurry contains following components: plugging cement, zeolite sludge which is waste from production of synthetic zeolite, and water. Proportion of components is as follows, weight parts: plugging cement 100, zeolite sludge in terms of dry matter 5-100, water 50-280. Aforesaid combination of components improves efficiency of plugging slurry. EFFECT: higher efficiency. 3 tbl

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RU 2 133 328 C1

Authors

Khlebnikov V.N.

Umetbaev V.G.

Volochkov N.S.

Nazmetdinov R.M.

Dates

1999-07-20—Published

1997-06-26—Filed