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. 20, 2018

Filed:

Jun. 26, 2015
Applicant:

Halliburton Energy Services, Inc., Houston, TX (US);

Inventors:

Anand Prakash, Tomball, TX (US);

Alexei Korovin, Houston, TX (US);

James H. Cobb, Cypress, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V 3/28 (2006.01); G01V 13/00 (2006.01); E21B 49/00 (2006.01); E21B 47/12 (2012.01);
U.S. Cl.
CPC ...
G01V 3/28 (2013.01); E21B 49/003 (2013.01); G01V 13/00 (2013.01); E21B 47/12 (2013.01);
Abstract

An antenna assembly includes a bobbin positionable about an outer surface of a tool mandrel and providing an outer bobbin surface. A coil is wrapped about and extends longitudinally along at least a portion of the outer bobbin surface. An inner sleeve interposes the bobbin and the tool mandrel and receives a plurality of ferrites that interpose the tool mandrel and the coil.


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