The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 10, 2015
Filed:
Sep. 05, 2014
Aaron W. Sanders, Missouri City, TX (US);
Keith P. Johnston, Austin, TX (US);
Quoc Nguyen, Austin, TX (US);
Stephanie Adkins, Austin, TX (US);
Xi Chen, Austin, TX (US);
Ed G. Rightor, Midland, MI (US);
Aaron W. Sanders, Missouri City, TX (US);
Keith P. Johnston, Austin, TX (US);
Quoc Nguyen, Austin, TX (US);
Stephanie Adkins, Austin, TX (US);
Xi Chen, Austin, TX (US);
Ed G. Rightor, Midland, MI (US);
Dow Global Technologies LLC, Midland, MI (US);
Abstract
Embodiments of the present disclosure include compositions for use in enhanced oil recovery, and methods of using the compositions for recovering oil. Compositions of the present disclosure include a nonionic, non-emulsifying surfactant having a CO-philicity in a range of about 1.5 to about 5.0, carbon dioxide in a liquid phase or supercritical phase, and water, where the nonionic, non-emulsifying surfactant promotes a formation of a stable foam formed of carbon dioxide and water.