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Search U.S. government technical reports digitized or harvested by TRAIL.
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5 results returnedUse of geophone in locating compressed-air leaks
Why miners' portable electric lamps require safety devices
List of permissible mining equipment
Published Year
Subject
- Mines and mineral resources--Equipment and supplies (5) *
- Mining machinery (3)
- Compressed air (1)
- Compressed air--Safety measures (1)
- Electric lamps, Portable (1)
- Geophone (1)
- Mine ventilation (1)
- Mines and mineral resources--Equipment and supplies--Maintenance and repair (1)
- Mines and mineral resources--Research (1)
- Safety lamps (1)
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