Systems and methods for performing real time seismic surveys

Torsional wave logging tool

Transducer for acoustic logging

Transducer forming compression and shear waves for use in acoust

Transducer system for use with borehole televiewer logging tool

Transverse wave logger

Tube-wave attenuation method, system and apparatus for use with

Tubewave damper probe for seismic applications

Ultrasonic measurement apparatus

Ultrasonic measurement apparatus

Ultrasonic measurement apparatus and method

Underground acoustic wave transmitter, receiver,...

Use of autonomous moveable obstructions as seismic sources

Vertical seismic profiling in a drilling tool

Vibrating seismic source usable notably in wells

Well borehole salinity measurement using acoustic velocity

Well borehole sound source

Well logging instrument guide apparatus

Wideband isolator for acoustic tools

Wireline acoustic probe and associated methods