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:
Jul. 07, 2026

Filed:

Jul. 25, 2025
Applicant:

Schlumberger Technology Corporation, Sugar Land, TX (US);

Inventors:

Robert Loov, Aberdeen, GB;

Matthew Edward Billingham, Paris, FR;

Alhadi Zahmuwl, Bucharestd, RO;

Nicolas Saltel, Rio de Janeiro, BR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/12 (2006.01); E21B 33/13 (2006.01);
U.S. Cl.
CPC ...
E21B 33/12 (2013.01); E21B 33/13 (2013.01);
Abstract

Aspects of the present disclosure provide a method for sealing an annulus of a wellbore. The method including: lowering a tubular patch into a tubular to a desired seal location, wherein the tubular is disposed in a wellbore and includes one or more openings extending from an outer surface of the tubular to an inner surface of the tubular, the tubular patch including: an outer diameter of the tubular patch smaller than an inner diameter of the tubular and a first chemical disposed on an outer surface of the tubular patch; expanding the tubular patch within the tubular at the desired seal location; and exposing the first chemical to a second chemical, wherein the first chemical and second chemical react to form a sealing agent and the sealing agent expands through the one or more openings to fill an annulus between the tubular and the wellbore.


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