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:
Feb. 04, 2020
Filed:
Nov. 12, 2015
Applicant:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Inventors:
Assignee:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 3/02 (2006.01); E21B 44/04 (2006.01); E21B 19/16 (2006.01); E21B 47/00 (2012.01); G01L 5/00 (2006.01);
U.S. Cl.
CPC ...
E21B 3/02 (2013.01); E21B 19/166 (2013.01); E21B 44/04 (2013.01); E21B 47/0006 (2013.01); G01L 5/00 (2013.01);
Abstract
A top-drive system and a drilling rig. The top-drive system includes a sheave configured to receive a drilling line, a frame coupled with the sheave and configured to transmit a weight of a tubular string suspended therefrom to the sheave, a controller, and a sensor in communication with the controller. The sensor is configured to directly measure one or more physical parameters of a drilling operation and provide data representing the one or more physical parameters to the controller.