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Apparent earth conductivity over coal mines as estimated from through-the-earth electromagnetic transmission tests
  • Published Date:
    1984
  • Language:
    English
Filetype[PDF-976.98 KB]


  • Supporting Files:
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    Electromagnetic narrow-band signals were transmitted through the earth at 27 coal mines located throughout the United States. From those Bureau of Mines tests, apparent earth conductivity values were derived based upon a homogeneous half-space model ...
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    Corporate Author:
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    Series:
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