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:
Dec. 13, 2011
Filed:
Dec. 05, 2006
Applicants:
David Stephenson, Dubai, AE;
Grant Adams, Aberdeen, GB;
David H. Grant, Aberdeenshire, GB;
Neil Andrew Abercrombie Simpson, Aberdeen, GB;
Inventors:
David Stephenson, Dubai, AE;
Grant Adams, Aberdeen, GB;
David H. Grant, Aberdeenshire, GB;
Neil Andrew Abercrombie Simpson, Aberdeen, GB;
Assignee:
Weatherford/Lamb, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E04B 1/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A tubing expansion device is adapted to be advanced axially, without rotation, through tubing to be expanded. The device comprises a body and a plurality of expansion members mounted on the body, the expansion members being independently radially movable. The expansion members may be rotatable, or may be non-rotating.