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. 21, 2012
Filed:
Mar. 05, 2010
Applicants:
Neil Andrew Abercrombie Simpson, Aberdeen, GB;
Wayne Rudd, Ponteland, GB;
Inventors:
Neil Andrew Abercrombie Simpson, Aberdeen, GB;
Wayne Rudd, Ponteland, GB;
Assignee:
Weatherford/Lamb, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 39/08 (2006.01); E21B 29/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of expanding tubing comprises locating an expansion device in tubing to be expanded, vibrating one or both of the tubing and the expansion device, and translating the expansion device relative to the tubing, the vibration acting to reduce friction between the tubing and the device.