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:
May. 17, 2022

Filed:

Mar. 10, 2020
Applicant:

Thru Tubing Solutions, Inc., Oklahoma City, OK (US);

Inventors:

Roger L. Schultz, Newcastle, OK (US);

Timothy Manke, Oklahoma City, OK (US);

Brett A. Fears, Mustang, OK (US);

Assignee:

Thru Tubing Solutions, Inc., Newcastle, OK (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 17/043 (2006.01); E21B 19/16 (2006.01); E21B 19/18 (2006.01);
U.S. Cl.
CPC ...
E21B 17/043 (2013.01); E21B 19/16 (2013.01); E21B 19/18 (2013.01);
Abstract

A downhole disconnect tool can include outer housing sections connected to each other with threads, and an inner sleeve received in at least one of the outer housing sections, whereby the inner sleeve limits relative rotation between the outer housing sections in a connect position, and permits relative rotation between the outer housing sections in a disconnect position. A method of disconnecting portions of a tubular string can include connecting a downhole disconnect tool between the tubular string portions, deploying a plug into the tubular string, thereby engaging the plug with an inner sleeve in the downhole disconnect tool, applying a differential pressure across the plug, thereby displacing the inner sleeve relative to outer housing sections of the downhole disconnect tool, and then unthreading the outer housing sections from each other in the well.


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