Electricity: measuring and testing – Of geophysical surface or subsurface in situ – With radiant energy or nonconductive-type transmitter
Patent
1982-06-23
1986-03-04
Strecker, Gerard R.
Electricity: measuring and testing
Of geophysical surface or subsurface in situ
With radiant energy or nonconductive-type transmitter
G01V 330
Patent
active
045742421
ABSTRACT:
The disclosure is directed to an improved method and apparatus for subsurface electromagnetic logging in a borehole wherein means are provided to detect transverse magnetic mode components and to either correct for these spurious components in the processing of the received signals or to generate suitable cancelling signals.
REFERENCES:
patent: 3496455 (1970-02-01), Gouilloud
patent: 4209747 (1980-06-01), Huchital
patent: 4386318 (1983-05-01), Burbank et al.
Clark Brian
Huchital Gerald S.
Borst Stephen L.
Novack Martin
Schlumberger Technology Corporation
Snow Walter E.
Strecker Gerard R.
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