Methods of analyzing stoneley waveforms and characterizing under

Methods of analyzing stoneley waveforms and characterizing under

Methods of generating directional low frequency acoustic...

Microseismic fracture mapping using seismic source timing...

Mobile seismic system of great length for wells

Monopole acoustic transmitter comprising a plurality of...

Narrow band magnetostrictive acoustic source

Non-contact borehole caliber measurement

Oil well acoustic logging tool with baffles forming an...

Orientation and calibration of acoustic vector sensor arrays

P-wave anisotropy determination using borehole measurements

Process for the detection of heterogeneities and/or for the dete

Programmable acoustic borehole logging

Receiver apparatus for use in logging while drilling

Recording system for a borehole logging tool

Resonant frequency modification of piezoelectric transducers

Rod-type multipole source for acoustic well logging

Rod-type multipole source(for) and receiver for acoustic well lo

Rotating acoustic transducer head for cement bond evaluation too

Segmented acoustic transmitter for broad frequency investigation