Focussed resistivity sensor

Foil/ink composite inductor

Foldable marine seismic source

For in-field control module for managing wireless seismic...

Force-feedback seismometer

Formation density logging using two detectors and sources

Formation density logging while drilling

Formation density measurement apparatus and method

Formation density measurement utilizing pulsed neutrons

Formation density tool for use in cased and open holes

Formation density well logging tool with detector array for...

Formation dip and azimuth processing technique

Formation electromagnetic parameters measuring tool

Formation evaluation using magnetic resonance logging...

Formation fluid evaluation

Formation imaging while drilling in non-conductive fluids

Formation liquid logging

Formation producibility and water cut from nmr data using...

Formation resistivity measurement method that eliminates...

Formation resistivity measurement sensor contained onboard a...