Coherent detection system for use in induction well logging...

Coil arrangement for radio frequency identification devices...

Coil impedance detection method and object detection method...

Coincident coil frequency-domain electromagnetic system

Collimated thermal neutron porosity tool

Color displays of multiple slices of 3-d seismic data

Color sonagrams and methods for their production

Combination flyer-jumper

Combination nuclear magnetic resonance and electromagnetic...

Combination radio frequency dielectric and conventional...

Combination variable area and wiggle-line display of seismic...

Combined characterization and inversion of reservoir...

Combined electric field telemetry and formation evaluation...

Combined electromagnetic sensor and magnetometer

Combined impulsive and non-impulsive seismic sources

Combined surface and wellbore electromagnetic measurement...

Combining nmr, density, and dielectric measurements for...

Common depth point seismic prospecting

Communicating with electronic tags

Communication between sensor units and a recorder