E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 7/06 (2006.01) E21B 41/00 (2006.01)
Patent
CA 2524681
The present invention provides an apparatus for the communication of power or data signals across the rotating gap of two tubular members, such as the stator and rotor of a mud motor, and between said rotating members of a drill string through inductive couplers located axially along the drill string.
Boyle Bruce W.
Downton Geoff
Schlumberger Canada Limited
Smart & Biggar
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