Methods of determining resistivity of a formation through...

Methods of logging geological formations

Methods of operation of apparatus measuring formation resistivit

Microdevice for measuring the electromagnetic characteristics of

Microwave electromagnetic borehole dipmeter

Microwave electromagnetic borehole dipmeter

Microwave electromagnetic borehole dipmeter

Microwave electromagnetic logging with mudcake correction

Microwave reflection survey technique for determining depth and

Mine detecting device having a housing containing metal detector

Mine search coil simulator

Mine simulation system having an electromagnetic field disturbin

Minimizing the effect of borehole current in tensor...

Mixed galvanic-inductive imaging in boreholes

Modular downhole tool system

Modular electromagnetic sensing apparatus having improved...

Moling system including transmitter-carrying mole for detecting

Moving source dipole electromagnetic exploration device for...

MRI tunable antenna and system

Mulitiple spacing resistivity measurements with receiver arrays