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Borehole Mining Equipment Information: Catalog and Supplier Database for Engineering and Industrial Professionals.
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The paper presented the research on the dynamic advanced abutment stress induced by longwall mining with borehole ... coal, 567 m; the no. 20 one ... Coal Research ...
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Research on One Borehole Hydraulic Coal Mining ... Abstract The Borehole Hydraulic Coal Mining System (BHCMS) causes fragmentation of coal seams and removes coal ...
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