Apparatus for generating seismic waves
Apparatus for generating vibrational energy in a borehole
Apparatus for pack-off locking of seismic energy source
Apparatus for the acquisition of a seismic signal transmitted by
Articulated transducer pad assembly for acoustic logging tool
Attenuation of borehole tube-waves
Bi-polar bender transducer for logging tools
Bit positioning while drilling system
Borehole acoustic transmitter
Borehole logging tool with anchoring mechanism
Borehole seismic detector system employing stabilizers
Borehole seismic pulse generator and system
Borehole seismic receiver
Borehole seismic tool
Borehole tool actuating mechanism
Broadband resonant wave downhole seismic source
Cancellation of tool mode signal from combined signal
Clamped receiver array using coiled tubing conveyed packer eleme
Clamped receiver array using tubing conveyed packer elements
Closed-loop downhole resonant source