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Analysis of the use of electricity at coal mines :progress report 2

Breaking coal with airdox

Two devices to prevent electric arcs with airdox operations in coal mines

A study of stray electric currents in airdox systems in coal mines

Published Year

• 1940-1949 (4) *

Subject

• Coal mines and mining--Electric equipment (4) *
• Coal mines and mining--Equipment and supplies (3)
• Coal mines and mining--Safety measures (3)
• Compressed air (3)
• Electricity in mining (1)

Author

• Gallagher, F. J. (2)
• Brown, C. L. (1)
• Hyvarinen, John. (1)
• Jones, F. A. (1)
• Maize, E. R. (1)
• Malesky, J. S. (1)
• Scudder, J. N. (1)
• Thomas, E. (1)
• Toenges, A. L. (1)

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