METHOD FOR HYDRAULIC FRACTURING OF BED Russian patent published in 1997 - IPC

Abstract RU 2096603 C1

FIELD: oil production industry. SUBSTANCE: this is aimed at stimulating liquid inflow to well due to formation of fractures in productive bed. It permits application of simple liquids for delivery of propping agent into fissures and prevents formation of obstacles to oil filtration. According to method, hydraulic fracturing of bed is effected by injection of fracturing liquid with propping agent into bed. Used as this agent are gas-filled granules. Their density is close to density of fracturing liquid. This allows for keeping propping agent in suspended state in fracturing liquid. Used as this liquid is one compatible with rock and bed fluid, for example water or oil. EFFECT: high efficiency.

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RU 2 096 603 C1

Authors

Rubinshtejn O.I.

Mel'Tser M.S.

Sashnev I.A.

Dates

1997-11-20Published

1995-02-21Filed