induction log

induction log

[in′dək·shən ‚läg]
(engineering)
An electric log of the conductivity of rock with depth obtained by lowering into an uncased borehole a generating coil that induces eddy currents on the rocks and these are detected by a receiver coil.
Mentioned in ?
References in periodicals archive ?
Breitling ran a density-neutron log, microlog and an induction log and decided to run pipe based in analysis by Breitling's engineers and geologists.
Two wells have been drilled on Tamm's leases; the two well logs showed excellent porosity and high resistivity and the induction log indicates hydrocarbons.