A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Hazards of compressed-air jets for ventilating Gassy mines
Compressed air jets are claimed to be inefficient and ineffective; their use constitutes confession that normal ventilation is inadequate; cases cited, to show accidents as direct or indirect result of efforts to ventilate with compressed air.
Hazards of compressed-air jets for ventilating Gassy mines
Compressed air jets are claimed to be inefficient and ineffective; their use constitutes confession that normal ventilation is inadequate; cases cited, to show accidents as direct or indirect result of efforts to ventilate with compressed air.
Hazards of compressed-air jets for ventilating Gassy mines
U S Bur Mines -- Information Cir
Currie, R.D. (author) / Naus, L.L. (author)
1937
9 pages
Report
English
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