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. 23, 2019
Filed:
Jan. 27, 2015
Applicant:
National Oilwell Varco Norway As, Kristiansand S, NO;
Inventor:
Åge Kyllingstad, Ålgård, NO;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06N 3/08 (2006.01); E21B 44/04 (2006.01); E21B 7/04 (2006.01); E21B 7/10 (2006.01); E21B 7/06 (2006.01); E21B 47/12 (2012.01); G06F 17/50 (2006.01);
U.S. Cl.
CPC ...
E21B 44/04 (2013.01); E21B 7/04 (2013.01); E21B 7/06 (2013.01); E21B 7/10 (2013.01); E21B 47/12 (2013.01); G06F 17/5086 (2013.01);
Abstract
There are described methods for controlling the direction of a wellbore trajectory during directional sliding drilling by means of a drill string having a drill bit rotatable, by means of a mud motor, around a drill bit rotation axis at its lower end, the direction of the drill bit rotation axis defining a tool face, wherein one of the methods comprises the following steps: There are also described systems for executing the methods as well as computer program products comprising instructions for causing a processor to perform the methods as described herein.