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- Belt entries
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1/1/1991 - Reports of InvestigationsThis report details the results of a series of large-scale experiments where small coal fires were used to ignite the conveyor belt at specific air velocities, and showed conditions required for early detection of conveyor belt entry fires.
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2/1/2009 - Conference papersThis paper discusses the current ventilation practices regarding the use of belt air during gateroad development and longwall panel extraction.
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1/1/1992 - Reports of InvestigationsDust surveys were conducted to determine factors affecting belt entry dust levels and how using belt air to ventilate work areas affected dust exposures.
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Content source: National Institute for Occupational Safety and Health, Mining Program