Method of deep penetration well logging using three receivers

Method of determining formation anisotropy in deviated wells...

Method of determining formation resistivity utilizing combined m

METHOD OF DETERMINING VERTICAL AND HORIZONTAL RESISTIVITY,...

Method of evaluating a geological formation using a logging tool

Method of geologic exploration for subsurface deposits

Method of geophysical prospection using transient currents

Method of measuring in-medium dielectric constant for...

Method of measuring in-medium dielectric constant for...

Method of probing drill holes electromagnetically, and a...

Method of processing transient electromagnetic measurements in g

Method of reducing noise in electromagnetic geophysical explorat

Method of skin effect correction and data quality verification f

Method utilizing electromagnetic wave pulses for determining the

Method, apparatus and system for compensating the effects of...

Methods and apparatus for determination of a formation...

Methods and apparatus for induction logging in cased boreholes

Methods and apparatus for measurement of low frequency a.c. magn

Methods for determining formation dip and strike using high freq

Methods of logging geological formations