Wells – Processes – Assembling well part
Reexamination Certificate
2006-12-19
2006-12-19
Bagnell, David (Department: 3672)
Wells
Processes
Assembling well part
C166S207000, C219S121640, C138S155000
Reexamination Certificate
active
07150328
ABSTRACT:
The present invention relates to a method for interconnecting adjacent expandable pipes by Laser Beam Welding (LBW).
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C.M. Banas, Laser Welding of Steels. OTC #4743. May 7, 1984. pp. 281-288.
Marketz Franz
Stewart Robert Bruce
Bagnell David
Shell Oil Company
Stephenson Daniel P.
Stiegel Rachael A.
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