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:
Sep. 01, 2015

Filed:

Jul. 28, 2011
Applicants:

Sunil Kumar, Celle, DE;

Hendrik John, Celle, DE;

Inventors:

Sunil Kumar, Celle, DE;

Hendrik John, Celle, DE;

Assignee:

BAKER HUGHES INCORPORATED, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/00 (2006.01); E21B 10/36 (2006.01); E21B 10/46 (2006.01); C23C 30/00 (2006.01); E21B 49/10 (2006.01); E21B 4/02 (2006.01); F03C 2/08 (2006.01); F04C 13/00 (2006.01); F04C 2/107 (2006.01);
U.S. Cl.
CPC ...
E21B 10/46 (2013.01); C23C 30/005 (2013.01); E21B 4/02 (2013.01); E21B 49/10 (2013.01); F03C 2/08 (2013.01); F04C 13/008 (2013.01); F04C 2/1071 (2013.01); F04C 2230/91 (2013.01);
Abstract

A method for forming a coating upon a wellbore tool includes forming a pattern of features supported by a body and forming a coating over the pattern of features. Forming the pattern of features includes forming a first feature and forming a second feature spaced from the first feature by a first width at a first elevation and by a second width at a second elevation, the second width being different than the first width, and the first elevation being further from an interior region of the body than the second elevation. Also disclosed is a wellbore tool comprising a coating covering a pattern of features and a method of utilizing a wellbore tool in a subterranean formation, the method including forming a pattern of features, forming a coating over the pattern of features, and disposing the wellbore tool in a borehole.


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