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:
Dec. 22, 2020
Filed:
Dec. 29, 2014
Applicant:
Halliburton Energy Services, Inc., Houston, TX (US);
Inventor:
Ravi P. Nanayakkara, Kingwood, TX (US);
Assignee:
Halliburton Energy Services, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 44/00 (2006.01); E21B 47/024 (2006.01); E21B 47/18 (2012.01); E21B 4/02 (2006.01); E21B 7/04 (2006.01); E21B 21/10 (2006.01); E21B 47/20 (2012.01);
U.S. Cl.
CPC ...
E21B 44/005 (2013.01); E21B 4/02 (2013.01); E21B 7/04 (2013.01); E21B 21/10 (2013.01); E21B 47/024 (2013.01); E21B 47/20 (2020.05);
Abstract
In accordance with some embodiments of the present disclosure, systems and methods for a toolface control system is disclosed. The system includes, a rotating drill string of a drilling tool, an assembly located within the rotating drill string representing a current toolface of the drilling tool, and a controller configured to use pulse width modulation to adjust a rotational speed of the assembly to maintain the current toolface at a desired toolface.