Retrievable resistivity logging system for use in measurement wh
Retrievable, formation resistivity tool, having a slotted...
Robust inversion systems and methods for azimuthally...
Rotating magnet for distance and direction measurements from a f
Rotating telluric field measurements
Satellite synchronized 3-D magnetotelluric system
Scanning probe inspection apparatus
Seafloor magnetotelluric system and method for oil exploration
Seal and pressure balance system for an electrode-type logging s
Sealed modular downhole antenna
Secondary field dielectric constant and/or resistivity well logg
Segmented field dielectrometer
Seismic activity predictor in proximity with the earth including
Seismic activity predictor in proximity with the earth...
Seismic activity predictor including a dielectric for receiving
Selectable tap induction coil
Selective/ground neutralizing metal detector
Self-calibrating electromagnetic field sensor for locating burie
Semi-permeable electrolytic cell and method for surveying buried
Sensor and insulation layer structure for well logging...