Patent Number:
7,086,478
Title:
Apparatus and methods for expanding tubulars in a wellbore
Abstract:
The present invention relates to methods and apparatus for expanding tubulars in a wellbore. In one aspect of the invention, an expansion tool with hydraulically actuated, radially expandable members is disposed on a string of coil tubing. In another aspect of the invention the apparatus is utilized to expand a tubular lining a lateral wellbore into contact with a window of a larger tubular lining a central wellbore.
Inventors:
Simpson; Neil A. A. (Aberdeen, GB), Haugen; David (League City, TX)
Assignee:
Weatherford/Lamb, Inc.
International Classification:
E21B 19/16 (20060101); E21B 23/02 (20060101)
Expiration Date:
8/08/02018
