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. 11, 2025
Filed:
Jul. 23, 2019
Applicant:
Energy Solutions (Us) Llc, Princeton, NJ (US);
Inventors:
Chee Fei Chin, Singapore, SG;
Zhihua Zhang, Singapore, SG;
Zhenxing Cheng, Shanghai, CN;
Ahmed Rabie, Willingboro, NJ (US);
Hoang Van Le, Spring, TX (US);
Assignee:
ENERGY SOLUTIONS (US) LLC, Princeton, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/508 (2006.01); C08F 120/56 (2006.01); C09K 8/504 (2006.01);
U.S. Cl.
CPC ...
C09K 8/5083 (2013.01); C08F 120/56 (2013.01); C09K 8/5045 (2013.01);
Abstract
Provided are methods for modifying the permeability of subterranean formations for the purposes of selectively reducing excessive production of water and aqueous fluids in oil and gas wells, wherein the methods utilize an emulsion containing a copolymer, which is typically prepared in an aqueous salt media.