Fiber optic tomographic imaging of borehole fluids

Fiber optic well logging means and method

Flowshot technique

Flowshot technique

Fluid density monitor

Focal plane infrared readout circuit with automatic...

Focused detection logging technique

Focused nuclear interface survey instrument and method of determ

Force and acceleration sensor using four wave mixing technique

Formation density logging MWD apparatus

Formation density logging using multiple detectors and sources

Formation density measurement apparatus and method

Formation density measurement utilizing pulse neutrons

Formation density sensor having detector array and method of cal

Formation density tool for use in cased and open holes

Formation density well logging tool with detector array for comp

Formation evaluation combination system for petrophysical...

Formation evaluation through azimuthal tool-path identification

Formation sigma measurement from thermal neutron detection

Four-detector formation-density tool for use in cased and open h