HYDROCARBON-BASE DRILLING FLUID Russian patent published in 1996 - IPC

Abstract RU 2064957 C1

FIELD: oil and gas hole drilling. SUBSTANCE: hydrocarbon-base drilling fluid has diesel fuel, asbestos, sulfonol and saponified gossypol resin with lignin as filtration decreasing agent. EFFECT: decreased fluid filtration and consumption of filtration decreasing agent.

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RU 2 064 957 C1

Authors

Mavljutov M.R.

Karimov N.Kh.

Gajdarov M.M.-R.

Andreev V.P.

Dates

1996-08-10—Published

1994-04-20—Filed