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3 results returnedA million tons of anthracite mined without a fatality
Methane-indicating detectors prove dependable in sampling air in anthracite mines
Some phases of haulage accident prevention in anthracite mines
Published Year
Subject
- Anthracite coal (3) *
- Mine safety (3)
- Coal mines and mining--Safety measures (2)
- Coal mines and mining (1)
- Mine haulage (1)
- Mine ventilation (1)
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