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The top documents tagged [roof bolting]
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roof bolting
Roof Bolting in Low Seam Mining With Stack Rock Roof Under High Horizontal Stress Peter Zhang, Senior Geotechnical Engineer Scott Wade, Senior Geologist.
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Pre excavation grouting in rock tunnelling (2013)
972 views
FABFAB FABFAB Field layout. FABFAB D DD e1e2e3e4w4w3w2w1 N Team Map.
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Environmental Lung Diseases Dr. E. Sevda Özdoğan.
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FAB
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Roof Bolting in Low Seam Mining With “Stack Rock” Roof Under High Horizontal Stress
64 views