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:
Jul. 11, 2017
Filed:
May. 21, 2014
Applicant:
Tesco Corporation, Houston, TX (US);
Inventors:
Ryan Thomas Bowley, Calgary, CA;
Edgar Fernando Yajure, Calgary, CA;
Assignee:
Tesco Corporation, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 17/02 (2006.01); E21B 41/00 (2006.01); E21B 47/022 (2012.01); E21B 7/06 (2006.01);
U.S. Cl.
CPC ...
E21B 17/02 (2013.01); E21B 7/062 (2013.01); E21B 7/067 (2013.01); E21B 41/0085 (2013.01); E21B 47/022 (2013.01);
Abstract
A controlled slip connection system is configured to be coupled between a drill pipe and a directional drilling assembly, and the slip connection system is configured to enable continual rotation of the drill pipe while providing a rotationally stationary surface for a mud motor of the directional drilling assembly to react against.