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5/1/1997 - Technology NewsThe lack of sufficient vertical clearance in some underground mines is an impediment to providing adequate shock isolation systems on mine equipment seats.
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1/1/1996 - Technology NewsThe USBM research program is developing technology that will allow computer-assisted operation of mechanized equipment normally used in underground room-and-pillar coal mining, while permitting workers to be located away from the hazardous coal extracti...
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3/1/1995 - Technology NewsDust collector discharge shrouds were used to reduce airborne respirable dust generated from emptying dry dust collectors on small truck-mounted drills at surface coal mines.
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3/1/1995 - Technology NewsThe absence of fundamental scientific and engineering principles in the design and placement of gob gas ventholes can cause difficulties for mine operators when gas emissions increase because of a change in mine design or because variable geologic condi...
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2/1/1995 - Technology NewsThe objective of this work is to develop a comprehensive, practical method for designing longwall gate entries that considers coal pillar size, mine roof quality, and artificial support in an easy-to-use computer program.
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11/1/1994 - Technology NewsRoom-and-pillar operators are provided with practical information and guidelines concerning multiple-seam mine design to reduce ground problems associated with the interaction of adjacent workings.
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10/1/1994 - Technology NewsA method is described to increase the dust-control effectiveness of the Rotoclone dry-dust collection systems used on surface coal mine drills.
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8/1/1994 - Technology NewsInformation was solicited from various organizations to determine the circumstances that cause power interruptions to extended cut continuous miners. The data accumulated permitted several conclusions to be drawn about why high-voltage circuit breakers ...
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5/1/1994 - Technology NewsThe underground stope leaching mining system involves applying leach solutions to mineralized rock that has been fragmented by blasting ore in place, or by backfilling empty stopes.
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5/1/1994 - Technology NewsThe objective was to develop and demonstrate a lightweight material that has low thermal conductivity and that would be suitable for placement using shotcrete methods. This material could be applied in deep, hot mines where mine drifts must be insulate...
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Content source: National Institute for Occupational Safety and Health, Mining Program