E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
31/26
E21B 43/26 (2006.01) C09K 8/62 (2006.01)
Patent
CA 1319819
FORMATION FRACTURING PROCESS Abstract of the Disclosure Hydroxyacetic acid condensation product is used as a fluid loss material in a formation fracturing process in which a fracturing fluid comprising a hydrolyzable aqueous gel is used. The hydroxyacetic acid condensation product degrades at formation conditions to provide hydroxyacetic acid which breaks the aqueous gel,which provides restored formation permeability without the need for separate addition of gel breaker.
601660
Cantu Lisa A.
Mcbride Edward F.
Osborne Marion W.
Conoco Inc.
Sim & Mcburney
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