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. 29, 2016
Filed:
Jun. 06, 2014
Applicants:
KE Wang, Houston, TX (US);
Zhiyue Xu, Cypress, TX (US);
Michael H. Johnson, Katy, TX (US);
Inventors:
Assignee:
BAKER HUGHES INCORPORATED, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/12 (2012.01); G01V 3/30 (2006.01);
U.S. Cl.
CPC ...
E21B 47/122 (2013.01); G01V 3/30 (2013.01);
Abstract
A downhole communications arrangement including one or more electromagnetic (EM) devices; and a shield disposed relative to the one or more devices. The shield preventing or reducing passage of one or more EM frequencies and being alterable by one or more selected conditions to allow passage of the one or more frequencies. A method for communicating in a downhole environment.