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. 01, 2025

Filed:

Apr. 12, 2021
Applicant:

Halliburton Energy Services, Inc., Houston, TX (US);

Inventors:

Michael Linley Fripp, Carrollton, TX (US);

Stephen Michael Greci, Little Elm, TX (US);

Christopher Michael Pelto, Garland, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/12 (2006.01); E21B 33/13 (2006.01);
U.S. Cl.
CPC ...
E21B 33/1208 (2013.01); E21B 33/1216 (2013.01); E21B 33/13 (2013.01);
Abstract

Provided is a sealing tool, a method for sealing an annulus within a wellbore, and a well system. The sealing tool, in at least one aspect, includes a sealing assembly positioned about a mandrel. In at least one aspect, the sealing assembly includes one or more elastomeric sealing elements having a width (W), the one or more elastomeric sealing elements operable to move between a radially relaxed state and a radially expanded state. In at least this aspect, the sealing assembly includes a pair of expandable metal features straddling the one or more elastomeric sealing elements, each of the pair of expandable metal features comprising a metal configured to expand in response to hydrolysis and having a width (W), and further wherein the width (WSE) is at least three times the width (W).


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