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Keyword [safe mining]
Result: 21 - 31 | Page: 2 of 2
21. Research On The Safe Mining Scheme Of Village Protection Coal Pillar In Xiajiao Coal Mine
22. Technology Research For Working Face Preliminary Safe Mining In Condition Of Thick Coal Seam And Tight Roof With High Gas Content
23. Practice Of Scour Prevention In Safe Mining Of Isolated Pillar Under Thick And Hard Roof In Barapukuria Coal Mine
24. Study On The Feasibility Safe Mining Of Coal Seams Under Ruxi River In Luerjing
25. Research On Key Technologies For Safe Mining Of A Fluorite Deposit Under The River
26. Study On Safe Mining Of Tungsten Deposit In Narrow Vein Of Slab Cracked Wall Rock
27. Research On Safe Mining And Monitoring Of Coal Pillar In Coal Mine Industrial Square
28. Study On Overburden Damage Movement Law Of E3213 Working Face In Qianyingzi Coal Mine
29. Study On Coal And Rock Pillar Setting For Safe Mining Of Coal Seam No.8 Near Loose Seam In Bayi Mining Area Of Xinhu Coal Mine
30. Analysis Of The Safety Of Mining Under A Reservoir And The Influence Of Surface
31. Research On Delineation Of Security Pillars Based On Safety Depth Theory And Moving Angle Optimization
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