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Suggested safety rules for installing and using electrical equipment in coal mines

Permissible electrically operated pumps

Published Year

• 1930-1939 (1)
• 1940-1949 (1)

Subject

• Coal-mining machinery--Electric equipment (2) *
• Coal-mining machinery--Safety measures (1)
• Coal-mining machinery--Testing (1)
• Mine pumps (1)

Author

• Ilsley, L. C. (2) *
• Brunot, H. B. (1)
• Gleim, E. J. (1)

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