Changeover bit for extended life, varied formations and steady w
Closed loop control system for diamond core drilling
Closed-loop control of hydraulic pressure in a downhole...
Closed-loop physical caliper measurements and directional...
Combining belief networks to generate expected outcome
Combining belief networks to generate expected outcomes
Command and control for boring system
Continuous feed drilling system
Controllable drill head
Controller and control method for orbit boring
Coring bit motor and method for obtaining a material core...