Active geophysical prospecting system

Active impulse magnetometer with bipolar magnetic impulse genera

Advances in high frequency dielectric logging

Amplitude and phase measurement in electromagnetic logging

Antenna construction for well logging of subsurface earth format

Antenna structures for electromagnetic well logging tools

Antennas for deep induction array tools with increased...

Apparatus accurately measuring properties of a formation

Apparatus adapted for single pulse electromagnetic measurements

Apparatus and method for determination of bound water in subsurf

Apparatus and method for determination of subsurface permittivit

Apparatus and method for determination of subsurface permittivit

Apparatus and method for determining dip and/or anisotropy of fo

Apparatus and method for determining directional characteristics

Apparatus and method for determining parameters of formations su

Apparatus and method for determining properties of anisotropic e

Apparatus and method for electromagnetic logging with reduction

Apparatus and method for measuring movement of a downhole tool

Apparatus and method for resistivity well logging

Apparatus and method of logging using slot antenna having two no