Tubular shear wave source
Tunable marine seismic source
Tunable marine seismic source
Tuned air gun array
Tuned vibrator with a compliant connection to the base plate
Ultrasonic measurement apparatus
Ultrasonic measurement apparatus
Ultrasonic measurement apparatus and method
Underground acoustic wave transmitter, receiver,...
Undersea implosion device
Underwater generation of low frequency sound
Underwater seismic source
Underwater seismic testing
Underwater shear wave vibrator coupling
Underwater sound generator
Underwater sound mitigation system for explosive testing
Use for a seismic energy pulse generator for generating and shap
Use of autonomous moveable obstructions as seismic sources
Valve means for compressed air powered acoustic pulse generator
Vapor implosion in a closed flexible enclosure