E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 3/02 (2006.01) E21B 17/02 (2006.01) E21B 47/12 (2006.01)
Patent
CA 2757380
A system for bidirectional communication between the downhole equipment and a processor subsystem at the earth's surface, including: a section of wired drill pipes (180) comprising at least the upper portion of a string of drill pipes (12), and forming at least a portion of a bidirectional communication link between downhole equipment and the top of the string of drill pipes; a drive string portion of the drill string, mechanically coupleable with the topmost wired drill pipe; a drive mechanism mechanically coupleable with said drive string portion, for rotating the drill string; a first wireless transceiver subsystem (185) mounted on the drive string portion of the drill string, for rotation in conjunction with the drill string; a cable, electrically coupled between the top joint of the topmost wired drill pipe and the first transceiver subsystem; and a second wireless transceiver subsystem (110) coupled with the uphole processor subsystem, the second wireless transceiver subsystem communicating bidirectionally with the first wireless transceiver subsystem.
Leblanc Randall P.
Li Qiming
Madhavan Raghu
Montero Joseph
Santoso David
Intelliserv International Holding Ltd.
Smart & Biggar
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