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:
Jan. 08, 2019
Filed:
Nov. 04, 2014
Applicant:
Nabors Drilling Technologies Usa, Inc., Houston, TX (US);
Inventors:
Doug Christian Greening, Calgary, CA;
Colin Trevor Maxwell, Elnora, CA;
Ryan Thomas Bowley, Calgary, CA;
Brent James-William Coombe, Calgary, CA;
Assignee:
Nabors Drilling Technologies USA, Inc., Houston, TX (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 21/08 (2006.01); E21B 19/06 (2006.01); E21B 47/06 (2012.01); E21B 21/10 (2006.01); E21B 21/02 (2006.01); E21B 19/16 (2006.01);
U.S. Cl.
CPC ...
E21B 21/08 (2013.01); E21B 19/06 (2013.01); E21B 19/16 (2013.01); E21B 21/02 (2013.01); E21B 21/10 (2013.01); E21B 21/106 (2013.01); E21B 47/06 (2013.01);
Abstract
Present embodiments are directed to a control system including a controller configured to regulate a drilling fluid flow through a pipe element during installation of the pipe element into a wellbore or removal of the pipe element from the wellbore, wherein the controller is configured to regulate the drilling fluid flow based on feedback from one or more sensors of the control system.