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Keyword [hard roof breaking]
Result: 1 - 5 | Page: 1 of 1
1.
Study On The Overlying Strata Breakage And The Working Resistance Of Support In The Condition Of Thick And Hard Roof Hosting Directly Over The Coal Seam
2.
Research Of Deep-ground Coal Bed Thick And Hard Roof Breaking Regular Pattern
3.
Study On The Characteristics Of Shock And Instability Of Isolated Panel And Rockburst Prevention By Liquid CO
2
Cracking
4.
Study On The Breaking Law Of Thick And Hard Roof And The Control Of Ground Fracturing
5.
Study On The Control Of Pre Split Roof Cutting Of Working Face Under The Condition Of Directly Overlying Sandstone Roof In Gubei Coal Mine
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