LIQUID FOR DAMPING WELLS Russian patent published in 1997 - IPC

Abstract RU 2071551 C1

FIELD: oil industry. SUBSTANCE: as a liquid for damping, intermediate emulsion layer is used. It is formed at oil development and has the following parameters: density, not lower than 950 kg/cu.m; viscosity, 210-250 cSt at 20 C with content of dispersed phase 40-45%, and disperse medium 50-55%, admixtures up to 1%. EFFECT: higher efficiency. 1 tbl

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RU 2 071 551 C1

Authors

Ivchenkov A.M.

Dates

1997-01-10—Published

1993-05-26—Filed