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Auxiliary ventilation of continuous miner places

Survey of face ventilation practices in coal mines

Published Year

• 1950-1959 (1)
• 1960-1969 (1)

Subject

• Mine ventilation (2) *
• Coal mines and mining--Safety measures (1)

Author

• Stahl, R. Ward. (2) *
• Kapsch, F. F. (1)

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