Carrier system for positioning sensors adjacent a wire rope

Casing assembly probes

Cavity stability prediction method for wellbores

Cell for testing the sealing quality of an oil-well safety-valve

Cementing system including real time display

Characterizing a reservoir in connection with drilling...

Clamp-on transducer for well unit

Closed system for testing the condition of well bore formations

Coaxial coiled-tubing cable head

Coiled tubing system used for the evaluation of stimulation cand

Combined electronic clinical thermometer and pacifier

Compensated gamma ray mudlog

Compliance-based torque and drag monitoring system and method

Conjugate fracture systems and formation stresses in subterranea

Continuous borehole-logging method

Control system for borehole sensor

Controllable sensitivity differential pressure fluid density ins

Controlled flow impedance in a pressure sensing system

Controlled heater for drilling mud testing system

Core surface washer