E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 47/12 (2006.01) E21B 33/04 (2006.01) E21B 34/16 (2006.01) E21B 47/01 (2006.01) E21B 47/06 (2006.01) E21B 47/09 (2006.01)
Patent
CA 2473511
Methods and apparatus for communicating between surface equipment and downhole equipment. One embodiment of the invention provides a wellhead assembly that allows electrical power and signals to pass into and out of the well during drilling operations, without removing the valve structure above the wellhead. Another embodiment of the invention provides an electromagnetic casing antenna system for two-way communication with downhole tools. Another embodiment of the invention provides an antenna module for a resistivity sub that effectively controls and seals the primary/secondary interface gap.
Allen Jack
Bansal R.k.
Hosie David G.
Le Tuong Thanh
Lynch Michael J.
Deeth Williams Wall Llp
Weatherford/lamb Inc.
LandOfFree
Apparatus for wellbore communication does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Apparatus for wellbore communication, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Apparatus for wellbore communication will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1528653