Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Philippe Nobileau0
Date of Patent
January 9, 2007
0Patent Application Number
104167720
Date Filed
October 8, 2001
0Patent Primary Examiner
Patent abstract
A method to install a cylindrical pipe in a wellbore through a previously installed casing forming a reduced opening by running a pipe within the casing, the pipe having a first shape having dimensions smaller than the dimensions of the reduced opening; then deforming the pipe to convert the pipe from the first shape to a substantially cylindrical second shape in a cavity having larger dimensions than both the reduced opening and the second shape, and last displacing an expansion mandrel having a circular section to expand, in the plastic range, the pipe having a substantially cylindrical second shape to a cylindrical third shape.
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