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:
Oct. 23, 2018
Filed:
Nov. 30, 2016
Applicant:
Board of Regents, the University of Texas System, Austin, TX (US);
Inventors:
Upali P. Weerasooriya, Austin, TX (US);
Gary A. Pope, Cedar Park, TX (US);
Assignee:
Board of Regents, The University of Texas System, Austin, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/16 (2006.01); C09K 8/60 (2006.01); C09K 8/588 (2006.01); C09K 8/594 (2006.01); C09K 8/584 (2006.01); E21B 43/16 (2006.01);
U.S. Cl.
CPC ...
C09K 8/588 (2013.01); C09K 8/584 (2013.01); C09K 8/594 (2013.01); E21B 43/16 (2013.01);
Abstract
Provided herein are inter alia non-surfactant aqueous compositions and methods having application in the field of enhanced oil recovery. In particular, non-surfactant compositions including light co-solvents and an alkali agent presented herein can be used, inter alia, for the recovery of a large range of crude oil compositions from challenging reservoirs.