E - Fixed Constructions – 21 – B
Owner
E - Fixed Constructions
21
B
Owner
Country: United States Of America
No affiliations
Adjustable bearing section core barrel
Apparatus for optional straight or directional drilling...
Apparatus for the generation of pressure pulses in drilling...
Articulated downhole instrument assembly for use in a drill...
Bit design for a rotating bit incorporating synthetic...
LandOfFree
Eastman Christensen Company does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Eastman Christensen Company, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Eastman Christensen Company will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-P-1073754