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Results 11 - 20 of 282
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6/1/2011 - Guides and manuals, Reports of InvestigationsRefuge alternatives are airtight, reinforced shelters that underground coal miners can enter during a mine emergency. This publication provides recommendations for training miners in how to operate a refuge chamber.
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1/1/2011 - Peer reviewed journal articlesStudy results of the role of various ventilation rates in the spontaneous heating of coal in underground mines found that there is an optimum ventilation flow to produce the maximum rate of temperature rise at the critical ambient temperature.
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12/1/2010 - Peer reviewed journal articlesMany rock fall injuries can be prevented with roof screen, but many coal mines are reluctant to use it due to added cost. This study looked at potential savings in workers' compensation premiums due reduced rock fall injuries after roof screening.
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12/1/2010 - Peer reviewed journal articlesThis study examines stress transmitted to anatomic landmarks of the knee (patella, combined patella tendon, and tibial tubercle) while in static kneeling postures without kneepads and while wearing two kneepads commonly used in the mining industry.
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7/1/2010 - Conference papersThis paper makes use of numerical models to examine the interaction between typical pillar systems and the surrounding rock mass for weak and strong geological conditions at various spans and depths of cover.
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6/1/2010 - Conference papersThis paper discusses factors that could result in a potential undetected dust explosion hazard, when using current dust sampling procedures, in an area that otherwise appears to be adequately protected with rock dust.
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6/1/2010 - Conference papersThis paper presents a mathematical model based on the conservation of mass principle describing the flow of air (nitrogen and oxygen), methane, and carbon dioxide into and out of a sealed atmosphere and time-dependent changes in gas concentration.
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6/1/2010 - Peer reviewed journal articlesThis paper provides a summary of work done in a study on fires and explosions in underground U.S. coal mines that were caused by flame cutting and welding operations to determine the root causes of these types of fires and explosions.
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This NIOSH publication demonstrates how existing and new engineering controls can be used to reduce face methane levels.
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3/1/2010 - Peer reviewed journal articlesIn this paper, Computational Fluid Dynamics modeling of the effect of longwall face advance on the spontaneous heating of coals in a two-panel gob area using a bleeder ventilation system is presented.
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Content source: National Institute for Occupational Safety and Health, Mining Program