US 7,469,744 B2
Deformable ball seat and method
David B. Ruddock, Pearland, Tex. (US); and Raymond D. Chavers, Humble, Tex. (US)
Assigned to Baker Hughes Incorporated, Houston, Tex. (US)
Filed on Mar. 09, 2007, as Appl. No. 11/684,444.
Prior Publication US 2008/0217025 A1, Sep. 11, 2008
Int. Cl. E21B 34/12 (2006.01)
U.S. Cl. 166—242.1  [166/386; 166/318] 2 Claims
OG exemplary drawing
 
1. A method for facilitating operations in a wellbore comprising:
dropping a tripping ball to a restricted dimension portion of a tubular member;
pressuring up to a selected pressure on the ball to actuate a pressure actuated well process; and
applying a tensile load to the tubular member to reconfigure the restricted dimension portion of the tubular member to a position capable of passing the ball therethrough.