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:
Jul. 21, 2020
Filed:
Sep. 04, 2013
Applicant:
Halliburton Energy Services, Inc., Houston, TX (US);
Inventors:
Thomas J. Pisklak, Cypress, TX (US);
Sam J. Lewis, Spring, TX (US);
Peter James Boul, Houston, TX (US);
Pauline Akinyi Otieno, Spring, TX (US);
Kyriacos Agapiou, Houston, TX (US);
Assignee:
Halliburton Energy Services, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/467 (2006.01); C04B 24/28 (2006.01); E21B 33/14 (2006.01); C04B 24/26 (2006.01); C04B 28/02 (2006.01); C04B 103/00 (2006.01);
U.S. Cl.
CPC ...
C09K 8/467 (2013.01); C04B 24/2652 (2013.01); C04B 24/283 (2013.01); C04B 28/02 (2013.01); E21B 33/14 (2013.01); C04B 2103/0079 (2013.01);
Abstract
Systems and methods for modifying rheology of a cement slurry are described. Systems and methods may include a composition including at least one of: one or more polycarboxylate ethers (PCEs); one or more functionalized polyacrylamide co-polymers; and one or more polysaccharide biopolymers (BP).