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2 results returnedSulfur hexafluoride as a mine ventilation research tool :recent field applications
Evaluation of a combined face ventilation system used with a remotely operated mining machine
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Subject
- Sulfur hexafluoride (2) *
- Tracers (Chemistry) (2) *
- Coal-mining machinery--Safety measures (1)
- Mine ventilation (1)
- Mine ventilation--Equipment and supplies--Testing (1)
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