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Results 1 - 10 of 10
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12/1/2008 - Peer reviewed journal articlesThis report examines the development of modern pumpable roof support technology and provides a full description of the performance capabilities of each of the support products now on the market.
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8/1/2017 - Peer reviewed journal articlesThis paper evaluates the impact of various pumpable roof support design parameters by examining full-scale performance tests conducted using the NIOSH Mine Roof Simulator (MRS) as part of manufacturers’ developmental and quality control testing.
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6/1/2011 - Technology NewsTo develop a portable field-use testing system for conducting ASTM-1550-05 round determinate panel tests.
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3/1/2008 - Conference papersSome surprising results were revealed in this study designed and implemented by NIOSH to evaluate the effectiveness of pre-driven longwall recovery rooms supported with pumpable concrete roof supports.
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7/1/2007 - Conference papersA cooperative study was conducted to evaluate the effectiveness of (partially) pre-driven longwall recovery rooms supported with pumpable roof supports.
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2/1/2006 - Peer reviewed journal articlesThis article compares the performance characteristics of various support systems, including wood cribs, can supports, cluster props and pumpable supports.
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2/1/2005 - Conference papersWestern mines have had limited choices for standing support. This paper compares the performance characteristics of various support systems.
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8/1/2003 - Conference papersPumpable roof supports provide an alternative longwall tailgate roof support and have grown in usage recently. Despite the success of these supports, questions remain regarding critical design issues for optimizing the use of this technology.
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6/1/2003 - Conference papersThe primary objective of the paper will be to discuss strata mechanics and ways in which the support and strata interaction can be evaluated to provide an optimized secondary support design, particularly standing support systems, for longwall tailgates.
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8/1/1999 - Conference papersThis paper discusses a design methodology for standing secondary tailgate supports, using the performance characteristics generated in the NIOSH Mine Roof Simulator (MRS) to match load characteristics of various supports to ground reaction behavior.
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Content source: National Institute for Occupational Safety and Health, Mining Program