Method and apparatus for controlling damping and in situ...

Method and apparatus for controlling scanning of mosaic...

Method and apparatus for controlling the acoustic output of...

Method and apparatus for controlling the acoustic output of...

Method and apparatus for converting an air gun into a hydro gun

Method and apparatus for converting tube waves to body waves for

Method and apparatus for damping an ultrasonic transducer...

Method and apparatus for detecting hidden features disposed...

Method and apparatus for detecting seismic events

Method and apparatus for detecting submarines

Method and apparatus for detection of seismic and electromagneti

Method and apparatus for determining angle of inclination of sei

Method and apparatus for emitting high power acoustic waves usin

Method and apparatus for gathering seismic data

Method and apparatus for generating high energy acoustic pulses

Method and apparatus for improving the shallow water performance

Method and apparatus for installing electronic equipment below s

Method and apparatus for maximizing seismic shear wave productio

Method and apparatus for modifying the recoil of a marine acoust

Method and apparatus for positioning a center of a seismic...