Method and apparatus for broadband measurement of dielectric...

Method and apparatus for building a tilted antenna

Method and apparatus for calibrating a well logging instrument

Method and apparatus for calibrating pulsed neutron well...

Method and apparatus for cancellation of borehole effects...

Method and apparatus for carrying out digital measurements...

Method and apparatus for cement bond logging

Method and apparatus for combining waveforms

Method and apparatus for communicating signals from encased...

Method and apparatus for compensating nuclear magnetism...

Method and apparatus for computing drill bit vibration power...

Method and apparatus for conducting electromagnetic exploration

Method and apparatus for conducting electromagnetic exploration

Method and apparatus for conducting ground magnetic surveys

Method and apparatus for consistent static correction of...

Method and apparatus for constituent analysis of earth...

Method and apparatus for continuous time-variant digital...

Method and apparatus for controlling and optimizing seismic...

Method and apparatus for controlling cableless seismic...

Method and apparatus for controlling of coning in...