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:
Aug. 12, 2025
Filed:
Dec. 07, 2022
Applicant:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Inventors:
Terizhandur S. Ramakrishnan, Boxborough, MA (US);
Daniel Morrell, Katy, TX (US);
Assignee:
SCHLUMBERGER TECHNOLOGY CORPORATION, Sugar Land, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 30/13 (2020.01); E21B 47/005 (2012.01); E21B 47/007 (2012.01); E21B 47/07 (2012.01);
U.S. Cl.
CPC ...
G06F 30/13 (2020.01); E21B 47/005 (2020.05); E21B 47/007 (2020.05); E21B 47/07 (2020.05); E21B 2200/20 (2020.05);
Abstract
Embodiments presented provide for a method to negate debonding of the casing from a cement in a wellbore. In one embodiment, the cement around the casing is set with a sufficiently large residual compressive stress, preventing the deboning.
Ramakrishnan, Terizhandur. (2025). Preserving wellbore integrity during carbon dioxide injection (U.S. Patent No. 12387016). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12387016
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile