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:
Feb. 16, 2016

Filed:

Nov. 10, 2011
Applicants:

Craig W. Godfrey, Dallas, TX (US);

Peter Antonenko, Kuala Lumpur, MY;

Neal G. Skinner, Lewisville, TX (US);

Fredrick D. Curtis, Houston, TX (US);

Derrick W. Lewis, Conroe, TX (US);

Inventors:

Craig W. Godfrey, Dallas, TX (US);

Peter Antonenko, Kuala Lumpur, MY;

Neal G. Skinner, Lewisville, TX (US);

Fredrick D. Curtis, Houston, TX (US);

Derrick W. Lewis, Conroe, TX (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 33/038 (2006.01); E21B 33/08 (2006.01);
U.S. Cl.
CPC ...
E21B 33/085 (2013.01);
Abstract

A rotating control device can include a housing assembly, a body and a clamp device which releasably secures the housing assembly to the body. The clamp device can include a piston which radially displaces a clamp section. A well system can include a rotating control device which includes at least one seal which seals off an annulus between a body of the rotating control device and a tubular string which extends longitudinally through the rotating control device. The rotating control device can also include a piston which displaces longitudinally and selectively clamps and unclamps a housing assembly to the body.


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