Seismic energy source

Seismic probe more particularly usable in an untubed drilling sh

Seismic profiling tool with variable source/receiver spacer

Seismic prospecting method and device in wells allowing...

Seismic source

Seismic source system for use in water covered area

Seismic sources

Sidewall contact temperature tool including knife edge sensors f

Sidewall locking downhole seismic signal detector

Signal receiving system able to be coupled with the wall of a we

Simple multishot downhole explosive tool

Sonic well logging tool longitudinal wave attenuator

Sonic well logging tool transmitter

Sonic well tool transmitter receiver array including an attenuat

Stabilized reference geophone system for use in downhole environ

String of sondes

Suspended structure for coupling seismic sources to the walls of

Synchronized acoustic source

Synchronized acoustic source

System and method for determining the distribution and orientati