Cable for towing air/water guns behind a seismic vessel

Cable motion detection

Cableless seismic digital field recorder having on-site seismic

Calculation of raypaths and wavepaths from traveltime tables for

Calibration of pressure gradient recordings

Calibration of pressure gradient recordings

Calibration system for use in time lapse tomography

Cetacean protection system

Characterizing oil, gasor geothermal wells, including...

Circular seismic acquisition system

Circumferential acoustic device

Cleaning device for marine seismic streamers

Cleated boot for marine seismic cables

Coding seismic sources

Collapsible depth controller for mounting in relation to...

Combination flyer-jumper associated with a geophysical data acqu

Combination well logging device

Combined probe and corresponding seismic module for the...

Common offset depth migration with residual moveout correction

Common-depth-point method for determining and displaying the she