C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
C11D 1/645 (2006.01) C11D 3/37 (2006.01)
Patent
CA 2587184
A viscoelastic surfactant composition having improved rheological performance comprising one or more quaternized amidoamine surfactants, one or more tertiary amine amides, one or more polymeric acids and one or more electrolytes, viscosified aqueous fluids comprising the surfactant composition and methods of making and using the viscosified aqueous fluid for treating subterranean formations.
La présente invention concerne une composition tensioactive viscoélastique présentant une performance rhéologique améliorée et comprenant un ou plusieurs tensioactifs d'amido-amine quaternisée, un ou plusieurs amides d'amine tertiaire, et un ou plusieurs acides polymères et un ou plusieurs électrolytes, des fluides aqueux viscosifiés comprenant la composition tensioactive et des procédés permettant de fabriquer et d'utiliser le fluide aqueux viscosifié pour traiter des formations souterraines.
Moss David Kelly
Taylor Grahame N.
Treybig Duane S.
Bcf Llp
Moss David Kelly
Nalco Company
Taylor Grahame N.
Treybig Duane S.
LandOfFree
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