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Shortwall

Shortwall logo #21044An underground mining method in which small areas are worked (15 to 150 feet) by a continuous miner in conjunction with the use of hydraulic roof supports.
Found on http://www.coaleducation.org/glossary.htm

Shortwall

Shortwall logo #22731An underground mining method in which small areas are worked (15 to 150 feet) by a continuous miner in conjunction with the use of hydraulic roof supports.
Found on http://www.rocksandminerals.com/glossary.htm
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