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Chemical system for improved oil recovery

United States Patent Application

View the Complete Application at the US Patent & Trademark Office
The invention disclosed herein provides compositions and methods for mobilizing and extracting oil and other hydrocarbons present in subsurface reservoirs. Specifically, the invention relates to surfactant compositions comprising one or more alkyl polyglycosides (APGs) and one or more aromatic alcohols; methods of using such surfactant compositions; and products produced by these methods.
Tang, Yongchun (Walnut, CA), Shuler, Patrick (La Verne, CA), Wu, Yongfu (Walnut, CA), Iglauer, Stefan (Verl, DE)
California Institute of Technology (Pasadena CA)
11/ 215,061
August 30, 2005
GOVERNMENT RIGHTS [0002] The United States Government has certain rights in this invention pursuant to Grant No. DE-FC26-01BC15362, awarded by the U.S. Department of Energy.