Determination of firing times of acoustic pulses

Determining the polarity of movement of an actuator mass in...

Device for applying pulsed radial stresses to the wall of a well

Device for coupling a receiver system with the wall of a well

Device for emitting acoustic waves in a liquid medium

Device for emitting acoustic waves in a liquid medium by implosi

Device for emitting mechanical waves

Device for generating acoustic shear waves in the earth

Device for generating acoustic waves by causing a falling mass t

Device for generating acoustic waves by implosion

Device for generating acoustic waves by means of a falling mass

Device for generating acoustic waves in a fluid by implosion

Device for generating acoustic waves in a liquid medium

Device for generating focused elastic waves in a material...

Device for generating in the ground both transverse and longitud

Device for generating seismic impulses inside a drilling through

Device for generating seismic waves by striking a mass against a

Device for generating sound pulses inside a well, by percussion

Device for producing mechanical waves

Device for propelling a liquid projectile in a liquid medium wit