A top drive well drilling apparatus

E - Fixed Constructions – 21 – B

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

E21B 3/02 (2006.01) E21B 4/00 (2006.01) E21B 15/00 (2006.01) E21B 19/16 (2006.01)

Patent

CA 2390365

A top drive well drilling apparatus includes a body with means for suspending the body from a drilling rig. A motor is secured to the body. The motor has a central passage defining a rotational axis. The central passage is adapted to receive a tubular drive shaft. A pipe gripping assembly is provided which underlies and is in axial alignment with the central passage. The pipe gripping assembly rotates independent of the motor for purposes of orientation.

LandOfFree

Say what you really think

Search LandOfFree.com for Canadian inventors and patents. Rate them and share your experience with other people.

Rating

A top drive well drilling apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with A top drive well drilling apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and A top drive well drilling apparatus will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-1556770

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.