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:
Apr. 21, 2020

Filed:

Jan. 12, 2018
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:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01V 3/28 (2006.01); E21B 47/12 (2012.01); E21B 49/00 (2006.01); G01V 13/00 (2006.01);
U.S. Cl.
CPC ...
G01V 3/28 (2013.01); E21B 47/122 (2013.01); E21B 49/00 (2013.01); G01V 13/00 (2013.01);
Abstract

An antenna assembly includes a bobbin positionable about an outer surface of a tool mandrel, and a coil wrapped about an outer bobbin surface of the bobbin and extending longitudinally along at least a portion of the outer bobbin surface. A plurality of ferrites are positioned within a groove defined in the outer surface of the tool mandrel, and the plurality of ferrites extend circumferentially about the outer surface and interpose the tool mandrel and the coil.


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