Overview
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Australian Longwalls
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Communications
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Overview
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Overview
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R System
R System for gassy goafs
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Overview
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Punch Longwall
Overview
Links
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University of Wollongong Home
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Aachen Technical University, Germany
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NIOSH
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History of Illawarra Coal
Joy Mining Machinery
DBT Mining
Gunnedah Basin Longwall Review
No mines currently operating in Gunnedah Basin
