Christmas tree with internally positioned flowmeter
Christmas tree with internally positioned flowmeter
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
Combination drill motor with measurement-while-drilling electron
Combined electronic clinical thermometer and pacifier
Compensated gamma ray mudlog
Compliance-based torque and drag monitoring system and method
Conductive fluid logging sensor and method
Conjugate fracture systems and formation stresses in subterranea
Continuous borehole-logging method
Continuous measurement of the rheological characteristics of...
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
Cuttings sample catcher and method of use