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- Respirable dust
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Results 141 - 150 of 155
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10/1/1998 - Reports of InvestigationsLaboratory testing and results are presented where five bituminous coals were prepared and processed through a double roll crusher located in a low-velocity wind tunnel. The results indicate that a combination of several factors are associated with air...
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7/1/1997 - Technology NewsA machine-mounted continuous respirable dust monitor is discussed that can accurately monitor, display, and record concentration levels of respirable coal mine dust in mines for extended periods.
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3/1/1997 - Peer reviewed journal articlesA system to reduce occupational dust exposure during bag loading and stacking operations in the metal mining industry was developed. The system, known as the Bag and Belt Cleaner Device (B&BCD), was developed by NIOSH.
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2/1/1997 - Conference papersNIOSH conducted dust surveys at 13 longwalls operating throughout the U.S. and collected information to: identify current operating practices on these longwalls, identify the types of dust controls in use, etc.
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2/1/1997 - Conference papersNIOSH initiated the development of a fixed-site machine-mounted continuous respirable dust monitor. The technology chosen for monitor development is the Rupprecht and Patashnick Co., Inc. tapered element oscillating microbalance. Laboratory and in-mine ...
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8/1/1996 - Conference papersIn response to an MSHA task group recommendation, the National Institute for Occupational Safety and Health (NIOSH), Pittsburgh Research Center, initiated the development of a fixed-site machine-mounted continuous respirable dust monitor.
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9/1/1995 - NIOSH/USBM numbered publicationsInformation regarding adverse health effects resulting from exposure to respirable coal mine dust was reviewed as a basis for the development of new occupational safety and health standards. Recommendations are provided concerning respirable coal mine d...
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1/1/1993 - Reports of InvestigationsThe design and evaluation of two total mill ventilation systems are described. Both systems proved to be very effective at reducing respirable dust levels in a cost-effective manner, were easy to install, and required minimal maintenance.
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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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1/1/1992 - Reports of InvestigationsThe U.S. Bureau of Mines investigated the relationship of bituminous coal seam parameters and the amount of respirable dust generated at longwalls.
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Content source: National Institute for Occupational Safety and Health, Mining Program