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- Hazard prevention and control:
- Dilution ventilation
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- Natural ventilation
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- Fan ventilation
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- Ventilation control
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- Scrubber induced airflow
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- Exhaust ventilation
- or
- Recirculating ventilation
- Document types:
- Reports of Investigations
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Results 1 - 3 of 3
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11/1/2008 - Reports of InvestigationsA joint MSHA and NIOSH study simulated actual coal mine explosion accidents to evaluate blast effects on typical U.S. mine ventilation stoppings, and presents construction and testing methods, explosion test data, and post-explosion conditions.
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1/1/1992 - Reports of InvestigationsThis report investigates that application of jet fans to ventilate cuts that extend beyond 40 feet. The results of tests involving a jet fan in a 90 foot entry, its benefits and potential problems are discussed.
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1/1/1974 - Reports of InvestigationsThe Bureau of Mines has successfully used sulfur hexafluoride (SF6) as a tracer gas to measure mine air flows under conditions where conventional methods have failed. SF6 was employed experimentally to measure accurately recirculation of return into int...
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Content source: National Institute for Occupational Safety and Health, Mining Program