Vibratory seismic source for generating combined compressional a
Vibratory seismic source for generating combined compressional a
VSP-based method and apparatus for tieing seismic data shot usin
Water-proof geophone housing
Watertight apparatus capable of being immersed and including...
Weight-drop seismic exploration system
Well borehole salinity measurement using acoustic velocity
Well borehole sound source
Well logging instrument guide apparatus
Wellbore signal generator
Wide dynamic range hydraulic vibrator
Wideband isolator for acoustic tools
Windshield and sound-barrier for seismic sensors
Wireline acoustic probe and associated methods