Pressurized formation sample collection
Printed circuit board mounting for oil tools
Process for degasification of subterranean mineral deposits
Process for diagnosing formation damage mechanism through the us
Providing a local response to a local condition in an oil well
Quantification of the characteristics of porous formations...
Ram boring device
Real-time control system and method for controlling an...
Recalibration of downhole sensors
Recovery of gas from drilling fluid returns in underbalanced dri
Relative drill bit direction measurement
Removal of rock cuttings while drilling utilizing an automatical
Resistivity measurement system for drilling with casing
Retrievable radiation source carrier
Retrievable telemetry system
Rib-mounted logging-while-drilling (LWD) sensors
Rock drill bits, methods, and systems with...
Rotary control of rotary steerables using servo-accelerometers
Rotary directional drilling apparatus and method of use
Rotary rapid excavation system