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.

Date of Patent:
Sep. 30, 2025

Filed:

Dec. 06, 2023
Applicant:

Chevron U.s.a. Inc., San Ramon, CA (US);

Inventors:

Douglas Cory Arceneaux, Katy, TX (US);

Benjamin James Krane, Houston, TX (US);

Caleb Kimbrell Carroll, Houston, TX (US);

Michael James Fuller, Cypress, TX (US);

Assignee:

CHEVRON U.S.A. INC., San Ramon, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 33/14 (2006.01); C09K 8/42 (2006.01); C09K 8/44 (2006.01); C09K 8/46 (2006.01); E21B 23/06 (2006.01);
U.S. Cl.
CPC ...
E21B 33/14 (2013.01); C09K 8/428 (2013.01); C09K 8/44 (2013.01); C09K 8/46 (2013.01); E21B 23/06 (2013.01);
Abstract

A method of deploying an expandable composition in a cement top job in a well system includes identifying evidence of actual or potential gas migration within an annulus cement of the well system. Once the evidence of gas migration is identified, a first component and a second component are mixed in a mixer to form the expandable composition and the expandable composition is pumped from the mixer through a conduit to a top of cement of the annulus cement. The expandable composition expands to form an expanded composition that seals the annulus above the top of cement of the annulus cement. Cement can be added onto the expanded composition.


Find Patent Forward Citations

Quick Actions:

Arceneaux, Douglas. (2025). Cement top jobs in wellbore annuli using expandable compositions (U.S. Patent No. 12428931). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12428931

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