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:
Jun. 11, 2019
Filed:
Aug. 10, 2015
Applicant:
Shell Oil Company, Houston, TX (US);
Inventors:
David Paul Brisco, Duncan, OK (US);
Walter Stam, Rijswijk, NL;
Antonius Leonardus Maria Wubben, Rijswijk, NL;
Assignee:
SHELL OIL COMPANY, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 43/10 (2006.01); E21B 7/20 (2006.01);
U.S. Cl.
CPC ...
E21B 43/103 (2013.01); E21B 7/20 (2013.01); E21B 43/105 (2013.01); E21B 7/208 (2013.01); E21B 43/10 (2013.01);
Abstract
In an assembly for lowering and expanding a tubular element in a borehole on an expansion string, at least part of the weight of the tubular element is transmitted to the expansion string via an internal upset and a support protruding from an outer surface of the expansion string below the internal upset.