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.
Patent No.:
Date of Patent:
Aug. 22, 2017
Filed:
Sep. 30, 2013
Applicant:
Halliburton Energy Services, Inc., Houston, TX (US);
Inventors:
Daniel Patrick Carter, Conroe, TX (US);
Will Edgar Hendricks, Houston, TX (US);
Chuka Benjamin Onya, Houston, TX (US);
Assignee:
Halliburton Energy Services, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 17/00 (2006.01); E21B 47/12 (2012.01); B05D 1/08 (2006.01); B05D 1/36 (2006.01); C23C 4/02 (2006.01); C23C 4/18 (2006.01); C23C 4/11 (2016.01); B05D 7/00 (2006.01);
U.S. Cl.
CPC ...
E21B 17/003 (2013.01); B05D 1/08 (2013.01); B05D 1/36 (2013.01); C23C 4/02 (2013.01); C23C 4/11 (2016.01); C23C 4/18 (2013.01); E21B 47/122 (2013.01); B05D 7/542 (2013.01); B05D 7/582 (2013.01); B05D 7/584 (2013.01);
Abstract
A process for applying an insulative coating to a mandrel can be used in an electromagnetic telemetry antenna assembly. One process includes applying a bond coat to at least a portion of an outer radial surface of a mandrel; applying an electrical isolation layer to the bond coat; applying a first sealant layer to the electrical isolation layer; and heat treating the mandrel in an oven.