Acoustic well logging device for detecting shear and compression
Acoustic well logging method and apparatus
Acoustic well logging method and apparatus
Acoustic well logging method and apparatus for detecting and mea
Acoustic well logging method and system
Acoustic well logging method and system for obtaining a measure
Acoustic well logging method for improved amplitude data acquisi
Acoustic well logging with energy level detection
Acoustic well logging with threshold adjustment
Acoustic well-logging transmitting and receiving transducers
Acquiring seismic data
Active low-profile hydrophone
Active noise cancellation through the use of magnetic coupling
Active noise cancellation through the use of magnetic coupling
Active steering for marine seismic sources
Active steering for marine sources
Adaptive and non-adaptive method for estimating the earth's refl
Adaptive control of marine seismic streamers
Adaptive filtering apparatus and method for seismic data...
Adaptive seismic signal processor