Induction logging utilizing resistive and reactive induced signa

Induction magnetometer

Induction magnetometer

Induction measurement in the presence of metallic, magnetic wall

Induction measuring device in the presence of metal walls

Induction method for determining dip angle in subterranean...

Induction well logging apparatus and method

Induction well logging apparatus with transformer coupled phase

Induction-type metal detector with increased scanning area capab

Inductive detection sensor head for buried ferrous and...

Inductive logging system having multiple coils from which are se

Installation and process for measuring remanent magnetization of

Instrument to locate buried conductors by providing an indicatio

Insulated sleeve with conductive electrodes to reduce...

Insulated sleeve with conductive electrodes to reduce...

Insulating and electrode structure for a drill string

Insulating segment for a drill string electrode structure

Integrated borehole system for reservoir detection and...

Integrated borehole system for reservoir detection and...

Integrated FM detector including an oscillator having a capacito