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4 results returnedSome observations on coal-mine fans and coal-mine ventilation
Some of the hazards of auxiliary fans in coal mines
Published Year
Subject
- Mine safety--United States (4) *
- Mines and mineral resources--United States--Safety measures (4) *
- Fans (Machinery) (2)
- Mine explosions (2)
- Abandoned mines--United States (1)
- Explosives (1)
- Mine ventilation (1)
- Ventilation (1)
Author
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