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:
Mar. 06, 2018

Filed:

Oct. 22, 2014
Applicant:

Cameron International Corporation, Houston, TX (US);

Inventors:

John J. Cocker, III, Houston, TX (US);

Shailesh U. Vaghmashi, Missouri City, TX (US);

Jacob C. Emmett, Brenham, TX (US);

Randy Gonzalez, Richmond, TX (US);

Andrew R. Hanson, Cypress, TX (US);

James D. Cavanagh, Cedar Park, TX (US);

Michael F. Levert, Jr., Sugar Land, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/14 (2006.01); E21B 33/04 (2006.01);
U.S. Cl.
CPC ...
E21B 33/14 (2013.01); E21B 33/0415 (2013.01);
Abstract

Rotating wellhead hanger assemblies are provided. In one embodiment, a wellhead hanger assembly includes a casing hanger and a casing hanger running tool coupled to the casing hanger. An exterior surface of the casing hanger includes a recess and the casing hanger running tool includes a dog that extends inward from the casing hanger running tool into the recess of the exterior surface of the casing hanger. Engagement of the dog with the recess of the casing hanger facilitates synchronous rotation of the casing hanger and its running tool. Additional systems, devices, and methods are also disclosed.


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