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:
Apr. 14, 2020
Filed:
May. 22, 2017
Applicant:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Inventors:
Assignee:
SCHLUMBERGER TECHNOLOGY CORPORATION, Sugar Land, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 19/02 (2006.01); E21B 3/02 (2006.01); E21B 44/00 (2006.01);
U.S. Cl.
CPC ...
E21B 3/02 (2013.01); E21B 44/00 (2013.01); E21B 19/02 (2013.01);
Abstract
A system for monitoring a drilling rig condition, the system comprising: a travelling block suspended via a drilling line from a crown block at the top of a mast of the drilling rig; a frame to which the drilling tools and/or a pipe string is mounted; at least one tie rod that connects the frame to the travelling block, wherein the at least one tie rod comprises a tensile sensor; and a control system that receives a signal corresponding to tension sensed by the tensile sensor, wherein the control system determines a drilling rig condition based at least in part on the signal received from the tensile sensor.