06578630 is referenced by 162 patents and cites 10 patents.

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.

Title
Apparatus and methods for expanding tubulars in a wellbore
Application Number
9/828508
Publication Number
6578630 (B2)
Application Date
April 6, 2001
Publication Date
June 17, 2003
Inventor
David Haugen
League City
TX, US
Neil A A Simpson
Aberdeen
US
Agent
Moser Patterson & Sheridan L
US
Assignee
Weatherford Lamb
TX, US
IPC
E21B 23/02
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