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Effect of changes of atmospheric pressure on gas emissions from worked-out areas in an Illinois coal mine

Coal-mine ventilation without doors to control main air currents

Published Year

• 1950-1959 (2) *

Subject

• Mine gases--Illinois (1)
• Mine ventilation (1)

Author

• Harris, E. J. (2) *
• Dornenburg, D. D. (1)
• Kingery, Donald S. (1)
• O'Connor, J. A. (1)

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