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- Equipment, tools, and parts:
- Mining, tunneling, and excavating machinery
- Document types:
- Peer reviewed journal articles
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Results 1 - 5 of 5
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9/1/1999 - Peer reviewed journal articlesAlmost every process has a predecessor, and studying the predecessor helps to define needs and shortcomings to be addressed. This paper illustrates how such an approach was used to assess remote machine operation in underground coal mines.
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4/1/1999 - Peer reviewed journal articlesThe Coal Mine Roof Rating (CMRR) has been widely accepted as a tool for geologic characterization and mine planning. The application of the CMRR to extended cuts (cuts greater that 6 m (20 ft) in length) is discussed.
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3/1/2010 - Peer reviewed journal articlesThis work presents a fractal porous medium model to predict gob porosity and permeability for controlling methane flow and to predict air leakage into the gob.
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11/1/2007 - Peer reviewed journal articlesThis paper presents a method using a ray-tracing technique to determine absorption coefficients for underground mines. Absorption coefficients are determined and presented for octave bands from 63 Hz to 8 kHz.
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7/1/2007 - Peer reviewed journal articlesThis research determined noise exposures of equipment operators while documenting worker task. The types of equipment studied included asphalt pavers, backhoes, bulldozers, compaction equipment, excavators, haul trucks, and wheeled loaders.
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Content source: National Institute for Occupational Safety and Health, Mining Program