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:
Dec. 20, 2022

Filed:

May. 17, 2019
Applicant:

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

Inventors:

Philippe Quero, Houston, TX (US);

Eric Bivens, Littleton, CO (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/12 (2006.01); E21B 33/124 (2006.01); E21B 33/128 (2006.01);
U.S. Cl.
CPC ...
E21B 33/124 (2013.01); E21B 33/128 (2013.01);
Abstract

A wellbore isolation assembly has an outer housing having an inner bore having a treatment port formed therein, and a floating inner mandrel disposed within the inner bore. The floating inner mandrel can have an inner bore formed therethrough with a fluid port formed therein. One or more fluid chambers, disposed in an annulus formed between the outer housing and the floating inner mandrel, having a working fluid operably disposed therein and one or more inflatable elements operable to receive the working fluid therein. A plunger disposed in the annulus and coupled with the floating inner mandrel and operable to urge the working fluid from the one or more fluid chambers to the one or more inflatable elements. The floating inner mandrel operable to transition between a first position and a second position and the treatment port and the fluid port substantially aligned in the second position.


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