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. 15, 2025
Filed:
Apr. 01, 2020
Applicant:
Oxy Low Carbon Ventures, Llc, Houston, TX (US);
Inventors:
Kenneth M. Cowan, Sugar Land, TX (US);
Robert L. Zeller, Iii, Seabrook, TX (US);
Elias R. Callahan, Iii, El Campo, TX (US);
James S. Willis, Blanco, TX (US);
Assignee:
Oxy Low Carbon Ventures, LLC, Houston, TX (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 33/14 (2006.01); C04B 28/18 (2006.01); C04B 38/10 (2006.01); C04B 40/02 (2006.01); C09K 8/46 (2006.01); E21B 43/34 (2006.01); C04B 111/00 (2006.01);
U.S. Cl.
CPC ...
C09K 8/46 (2013.01); C04B 28/188 (2013.01); C04B 38/103 (2013.01); C04B 40/0231 (2013.01); E21B 33/14 (2013.01); C04B 2111/00706 (2013.01);
Abstract
A method of cementing an annular space between a pipe string and a well bore, the method comprising the steps of (a) providing a cement composition including a calcium-deficient calcium silicate; (b) mixing the cement composition with water to form a cement slurry; (c) mixing the cement slurry composition with carbon dioxide form a foamed cement; and (d) placing the foamed cement in the annular space between the pipe string and the wellbore.