C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 8/68 (2006.01) E21B 43/26 (2006.01)
Patent
CA 2408052
A subterranean fracturing fluid, which is relatively harmless to both the environment and subterranean formations includes an amphoteric surfactant, specifically a betaine surfactant and an organic electrolyte or an alcohol in an aqueous medium. Depending upon the proportions of the ingredients, the fluid can be foamed.
L'invention concerne un liquide de fracturation sousterraine relativement inoffensif pour l'environnement et les formations sousterraines, comprenant un agent de surface amphotère, en particulier un agent de surface de bétaïne, et un électrolyte organique ou un alcool dans un milieu aqueux. Le liquide peut être transformé en mousse en fonction des proportions des ingrédients.
O'neil Bill
Zhang Kewei
Stikeman Elliott Llp
Trican Well Service Ltd.
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