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Blasting granite with compressed air

Picric acid as a blasting agent

Method of increasing lump-coal production with especial reference to Southern Illinois

Blasting to lessen bowlders in hard-ore stopes

Accidents due to explosives in metal mines of the Southwest, as shown by records in Arizona

Fatal accident from entering unventilated raise after blasting

Permissible single-shot blasting units

Published Year

• 1920-1929 (7) *

Subject

• Blasting (7) *
• Explosives (3)
• Coal mines and mining--Explosives (2)
• Mine accidents (2)
• Coal mines and mining--Illinois (1)
• Compressed air (1)
• Granite (1)
• Granite--Georgia (1)
• Mine ventilation (1)
• Phenolic acids (1)
• Phenols (1)
• Quarries and quarrying--Georgia (1)

Author

• Gardner, E. D. (3)
• Bowles, Oliver, (1)
• Hooker, A. B. (1)
• Howell, S. P. (1)
• Howell, Spencer P. (1)
• Ilsley, L. C. (1)
• McKitterick, J. J. (1)
• Munroe, Charles E. (1)
• Tiffany, J. E. (1)

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