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The top documents tagged [underground method]
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microtunnling
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Drivage of Inclines in Mandla North Coal Mine(22.09) (1)
262 views
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Micromine Mine Planning Training Draft
417 views
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Micromine Mine Planning Training Draft
160 views
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Winning of Coal or its Products 1.Opencast method 2.Underground Method 3.Gassification of coal seams
221 views
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DRIVAGE OF INCLINES IN MANDLA NORTH COAL MINE of
63 views
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DRIVAGE OF INCLINES IN MANDLA NORTH COAL MINE of Jaiprakash Associates Limited, Noida by by M N Jha & M S Sandhu 1
222 views