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:
Sep. 19, 2017
Filed:
Dec. 23, 2013
Applicant:
Tesco Corporation, Houston, TX (US);
Inventors:
Douglas Greening, Calgary, CA;
Marinel Mihai, Calgary, CA;
Brian Dewald, Calgary, CA;
Piew Soe Saw, Calgary, CA;
Assignee:
TESCO CORPORATION, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01D 1/16 (2006.01); E21B 19/06 (2006.01); E21B 47/00 (2012.01); E21B 7/20 (2006.01);
U.S. Cl.
CPC ...
E21B 19/06 (2013.01); E21B 7/20 (2013.01); E21B 47/0006 (2013.01);
Abstract
Present embodiments are directed to a tubular stress measurement system including a first sensor configured to detect a parameter indicative of an axial or circumferential position of the plurality of grapples and a calculation system configured to calculate an internal stress on the tubular based on the parameter.