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The improved permissible flame safety lamps

Behavior of flame safety lamps in mine atmospheres deficient in oxygen

Fuel for permissible flame safety lamps

Investigation of electrical equipment, safety lamps, and gas detectors for safety

Published Year

• 1930-1939 (4) *

Subject

• Safety lamps (4) *
• Fuel (1)
• Gas detectors (1)
• Methane (1)
• Mine lighting--Equipment and supplies (1)
• Mine safety--Equipment and supplies (1)

Author

• Coggeshall, E. J. (3)
• Hooker, A. B. (3)
• Ilsley, L. C. (2)
• Jones, G. W. (1)

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