Wells – Processes – Assembling well part
Reexamination Certificate
2006-02-14
2006-02-14
Gay, Jennifer H (Department: 3672)
Wells
Processes
Assembling well part
C166S077530, C166S085500, C175S052000, C175S085000, C414S022540, C414S022710, C024S090100, C024S092000, C024S104000
Reexamination Certificate
active
06997265
ABSTRACT:
A method and apparatus for moving pipe on a rig floor between a number of different stations including an off-floor rack, a preparation opening, a borehole, and a storage area, such that tubulars can be loaded onto the drill floor, prepared at the preparation opening, loaded onto or off of the storage rack, and connected to a drill string while drilling is simultaneously conducted at the borehole, comprising at least two pipehandling devices, at least one of the pipehandling devices having multiple independent gripping arms, the pipehandling devices being arranged for communicating pipe between a storage area off the drill floor, a storage area on the drill floor, at least one preparation opening, and a drill opening are provided.
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Copy of International Search Report for International Application No. PCT/US2004/008911 filed Mar. 23, 2004 dated Sep. 27, 2004 and mailed Jan. 27, 2005 (5 pages).
International Search Report for International Application no. PCT/US03/39569; 4pp.
Christie Parker & Hale LLP
Gay Jennifer H
Varco I/P Inc.
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