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Special precautions for multiple short-delay blasting in coal mines

Hazards of cutoff explosive charges in multiple blasting of coal

Published Year

• 1950-1959 (1)
• 1960-1969 (1)

Subject

• Blasting (2) *
• Coal mines and mining--Explosives (1)
• Coal mines and mining--United States--Explosives--Safety measures (1)

Author

• Nagy, John. (2)
• Van Dolah, Robert W. (2) *
• Hartmann, Irving (1)
• Hartmann, Irving. (1) *
• Kawenski, Edward N. (1) *

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