FIELD: oil and gas industry.
SUBSTANCE: invention is intended for hydraulic fracturing of a formation, and sand-carrying fluid can be used at hydro-sandblasting perforation. Sand-carrying fluid for hydraulic fracturing of the formation contains the following, wt %: bentonitic clay powder PBMA 3.00-5.00, carboxymethyl cellulose 0.60-1.50, organosilicon fluid GKZh-10 0.50-1.00, Tselloton-F 1.00-1.10, aluminium sulphate 0.15-0.80, and water is the rest.
EFFECT: increasing sand retaining capacity; preserving filtration characteristics of bottom-hole zone of formation.
2 tbl
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RU2580531C2 |
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RU2456431C1 |
Authors
Dates
2013-05-27—Published
2011-06-16—Filed