Solvent soaps and methods employing same

Details Solvent soaps and methods employing same Solvent soaps and methods employing same

B - Operations, Transporting

01

F

B01F 17/00 (2006.01) B09C 1/02 (2006.01) B21B 21/06 (2006.01) C09K 3/32 (2006.01) C09K 8/34 (2006.01) C10G 1/04 (2006.01) C11D 1/66 (2006.01) C11D 1/825 (2006.01) C11D 3/00 (2006.01) C11D 3/18 (2006.01) C11D 3/20 (2006.01) C11D 3/37 (2006.01) C11D 3/38 (2006.01) C11D 3/43 (2006.01) C11D 11/00 (2006.01) E21B 21/06 (2006.01) E21B 33/14 (2006.01) E21B 37/00 (2006.01) E21B 43/12 (2006.01) E21B 43/16 (2006.01) C11D 1/72 (2006.01) C11D 1/74 (2006.01)

Patent

CA 2179720

Compositions comprising (a) surfactant and (b) a diluent oil are employed in oil-based drilling fluids and processes for cleaning oil-contaminated substrates (e.g-, oil- contaminated animals, drill cuttings) as well as in processes for cementing well casings, enhanced oil recovery, and lifting oil from wellbores.

Composition comprenant (a) un tensioactif et (b) une huile diluante. On utilise cette composition dans les fluides de forage à base d'huile et dans des procédés de nettoyage de substrats contaminés par de l'huile (par exemple des animaux souillés par de l'huile, des déblais de forage) ainsi que dans des procédés de cimentation d'anneaux de cuvelage, des procédures améliorées permettant de récupérer de l'huile et de la remonter des puits de forage.

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