US PATENT SUBCLASS 324 / 367
.~.~.~.~.~ Using a pad member

Current as of: June, 1999
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324 /   HD   ELECTRICITY: MEASURING AND TESTING

323  DF  OF GEOPHYSICAL SURFACE OR SUBSURFACE IN SITU {7}
347  DF  .~ Using electrode arrays, circuits, structure, or supports {2}
354  DF  .~.~ Coupled to artificial current source {2}
357  DF  .~.~.~ Including separate pickup of generated fields or potentials {6}
366  DF  .~.~.~.~ For well logging {7}
367.~.~.~.~.~ Using a pad member

DEFINITION

Classification: 324/367

Using a pad member:

(under subclass 366) Subject matter in which the electrodes are mounted on the face of a support structure (pad member) adapted to extend into engagement with the borehole wall.

SEE OR SEARCH THIS CLASS, SUBCLASS:

374, for pad members used with focussing electrodes.