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:
Nov. 17, 2020
Filed:
Aug. 31, 2016
Applicant:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Inventors:
Alexander Trushin, Stonehouse, GB;
Tianxia Zhao, Stafford, TX (US);
Assignee:
SCHLUMBERGER TECHNOLOGY CORPORATION, Sugar Land, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/04 (2006.01); G01V 3/28 (2006.01); E21B 47/13 (2012.01); G01V 3/30 (2006.01); E21B 47/12 (2012.01); G01V 3/18 (2006.01); E21B 41/00 (2006.01); E21B 49/00 (2006.01);
U.S. Cl.
CPC ...
H01Q 1/04 (2013.01); E21B 41/00 (2013.01); E21B 47/13 (2020.05); E21B 49/00 (2013.01); G01V 3/18 (2013.01);
Abstract
A downhole tool includes a chassis having a bore formed axially-therethrough. An antenna is positioned radially-outward from the chassis. A collar is positioned radially-outward from the antenna. A window is defined radially-through the collar. An insert is positioned in the window. The insert is made at least partially of a ceramic material.