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:
Dec. 29, 2020
Filed:
Mar. 10, 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 8/584 (2006.01); C07C 59/125 (2006.01); C07C 305/06 (2006.01);
U.S. Cl.
CPC ...
C09K 8/584 (2013.01); C07C 59/125 (2013.01); C07C 305/06 (2013.01);
Abstract
Provided herein are compounds, compositions, and methods having application in the field of enhanced oil recovery (EOR). In particular, the short hydrophobe anionic surfactants as well as aqueous compositions comprising these surfactants are provided that can be used for the recovery of a large range of crude oil compositions from challenging reservoirs.