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. 05, 2021
Filed:
Nov. 04, 2016
Applicant:
Championx Usa Inc., Sugarland, TX (US);
Inventors:
Analette I. Lopez, Missouri City, TX (US);
Kin-Tai Chang, Sugar Land, TX (US);
Pious Kurian, Sugar Land, TX (US);
Assignee:
ChampionX USA Inc., Sugar Land, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/68 (2006.01); C09K 8/035 (2006.01); C09K 8/88 (2006.01);
U.S. Cl.
CPC ...
C09K 8/68 (2013.01); C09K 8/035 (2013.01); C09K 8/88 (2013.01); C09K 2208/28 (2013.01);
Abstract
The present invention generally relates to methods and friction-reducers for decreasing the friction of a fluid. More specifically, the method comprises contacting a friction-reducer to reduce the friction of a fluid flowing in a conduit. The friction-reducer comprises an emulsion polymer, comprising polyanion, polycation, and polynonionic monomers, and a highly concentrated salt solution.