Compensated directional resistivity measurements

Compensated multi-mode elctromagnetic wave resistivity tool

Complex dielectric constant well logging means and method for de

Concealed electrical conductor detecting system

Concentric buttons of different sizes for imaging and...

Conductive pad around electrodes for investigating the wall...

Conductivity method and apparatus for measuring strata resistivi

Conductivity method and apparatus for measuring strata resistivi

Conductor locator adapter for electronic markers

Conductor tracing system

Constructing co-located antennas by winding a wire through...

Continuous wave medium frequency signal transmission survey proc

Continuous wave medium frequency signal transmission survey proc

Continuous-depth-indicating underground pipe and cable locator

Conveyance locating system and method for multiple...

Correction of cross-component induction measurements for...

Correction of misalignment of antennas in a downhole logging...

Correction of misalignment of antennas in a logging tool

CSAMT method for determining depth and shape of a sub-surface co

Current-directing shield apparatus for use with transverse...