Cancellation of tool mode signal from combined signal
Carrier vehicle for seismic vibrational system
Carrier vehicle for seismic vibrational system
Cavitation-resistant sonar array
Cavity producing underwater sound source
Characterization of the full elastic effect of the near surface
Charging and ignition system for gas exploders
Charging system for seismic gas exploder
Clamped receiver array using coiled tubing conveyed packer eleme
Clamped receiver array using tubing conveyed packer elements
Closed air system seismic wave generator
Closed-loop downhole resonant source
Combination shear wave and compressional wave seismic energy vib
Compact vibrator and seismic monitoring or prospecting...
Composite bandwidth marine vibroseis array
Compound suspension linkage
Continuous shear wave logging apparatus
Control means for pressure fluid vibrators for generating seismi
Controlled implosive downhole seismic source
Controlled phase marine source subarray