Boring or penetrating the earth
With above-ground means for handling drilling fluid or cutting
With tool shaft having plural passages for drilling fluid
Inventor
active
Apparatus for coupling multi-conduit drill pipes
Axial-vortex jet drilling system and method
Drill bit
Drill pipes and casings utilizing multi-conduit tubulars
Drill pipes and casings utilizing multi-conduit tubulars
No associations
LandOfFree
Harry B. Curlett does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Harry B. Curlett, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Harry B. Curlett will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-83361