Fluid handling
Line condition change responsive valves
Direct response valves
Corporate Assignee
active
No affiliations
Apparatus for making-up and breaking threaded pipe connections
Apparatus for transmitting data from a borehole to the surface o
Bearing system for a downhole motor
Combined stabilizer and reamer for drilling well bores
Composite heavy metal drill collar
LandOfFree
Christensen Inc. does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Christensen Inc., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Christensen Inc. will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-1714657