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Long-term response of a coal mine roof to time lapse between exposure and support

Apparent earth conductivity over coal mines as estimated from through-the-earth electromagnetic transmission tests

Published Year

• 1980-1989 (2) *

Subject

• Coal mines and mining--United States (2) *
• Earth resistance (Geophysics)--Measurement (1)
• Earth resistance--Measurement (1)
• Electromagnetic waves--Transmission--Measurement (1)
• Mine roof bolting (1)
• Mine timbering (1)

Author

• Durkin, John. (1)
• Radcliffe, Daryl E. (1)
• Stateham, Raymond M. (1)

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