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Effect of angle of drilling on dust dissemination

Development of a rotary test drill

Published Year

• 1930-1939 (1)
• 1950-1959 (1)

Subject

• Drilling and boring (2) *
• Mines and mineral resources (2) *
• Dust (1)
• Mineral industries (1)
• Mining engineering (1)

Author

• Brackel, Lewis H. (1)
• Brown, Carlton E. (1)
• Schrenk, H. H. (1)
• Wright, Fred D. (1)

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