Method and apparatus for combined induction and imaging well...

Method and apparatus for complex resistivity measurements with e

Method and apparatus for conducting ground magnetic surveys

Method and apparatus for control of magnetic flux direction...

Method and apparatus for controlling the effect of contact...

Method and apparatus for correcting data developed from a well t

Method and apparatus for correcting the relative motion of a tra

Method and apparatus for deconvolving apparent conductivity meas

Method and apparatus for detecting a transient phenomenon by mon

Method and apparatus for detecting an anomaly in a resistivity m

Method and apparatus for detecting and measuring inclusions in s

Method and apparatus for detecting borehole effects due to...

Method and apparatus for detecting boundary stratum and adjustin

Method and apparatus for detecting rock movement

Method and apparatus for detecting subsurface anomalies

Method and apparatus for detecting subterranean anomalies by gen

Method and apparatus for detecting the direction and distance to

Method and apparatus for detecting underground electrically cond

Method and apparatus for detecting, locating and resolving...

Method and apparatus for determination of electromagnetic...