Electrical logging sensor having conductive and insulating porti

Details Electrical logging sensor having conductive and insulating porti Electrical logging sensor having conductive and insulating porti

1995-11-28

1998-02-24

Strecker, Gerard R.

Electricity: measuring and testing

Of geophysical surface or subsurface in situ

Using electrode arrays, circuits, structure, or supports

324366, 324373, G01V 320

Patent

active

057214921

ABSTRACT:
A sensor element especially adapted for use in borehole resistivity logging, having an outside surface comprising conductive portions and insulating portions distributed in a determined pattern, said conductive and insulating portions being made respectively of a material that is hard and electrically conductive and of a material that is hard and electrically insulating, each of said materials being deposited in the form of a layer.

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patent: 5396175 (1995-03-01), Seeman

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