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4 results returnedEffectiveness of Bleeder Entries in Ventilating Pillared Areas of Bituminous-Coal Mines
Coal-mine ventilation without doors to control main air currents
Airflow changes in multiple-fan systems
Effects of bleeder entries during atmospheric pressure changes
Published Year
Subject
- Mine ventilation (3)
- Bituminous coal mines and mining. (1)
- Fans (Machinery) (1)
- Mine ventilation. (1)
Author
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