Recovery and separation of crude oil and water from emulsions
AuthorRaney, Olina G.; Hera, John, Jr.; Nguyen, Duy T.; Poindexter, Michael K.; Hirasaki, George J.; Miller, Clarence A.
A composition and method demulsify a produced emulsion from anionic surfactants and polymer (SP) and alkali, surfactants, and polymer (ASP). The produced emulsion is demulsified into oil and water. In one embodiment, the composition includes a surfactant. The surfactant comprises a cationic surfactant, an amphoteric surfactant, or any combinations thereof.
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