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Keyword [coal wall]
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1. Study On Control Of Surrounding Rock And Adaptability Of Support On High Cut In Fully Mechanized Coal Face
2. Study On The Laws Of Strata-pressure Behavior And The Stability Of The Coal Wall In Large Mining Height And Top Coal Caving Working Face In Tunliu Mine
3. Study On Technology Of Soft Coal Seam Rib Spalling Preventing By Water Infusion With Shallow Holes
4. Surrounding Rock Control Technique Of The Soft Coal Fully Mechanized Face With Greater Mining-Height
5. Study On Rule And Technological Parameters Of Water Injection To Strengthen Stability Of Soft Coal Wall
6. Study On Rule And Technological Parameters Of Water Injection To Strengthen Stability Of Soft Coal Wall
7. Study On Control Mechanism In Surrounding Rock Of Stope In Large Inclined Angle Coal Thick Seam Under Complex Engineering Geology Conditions
8. Rock Pressure Distribution And Roadway Stability Controlstudy Under Coal Wall Of Goaf
9. Studay On Coal Wall Stability In Fully Mechanized Mining With Large Mining Height Of Extra-thick Coal Seam Under Goaf
10. Instability And Failure Mechanism Of Coal Wall At Coalface With Up-dip Or Down-dip Mining Andits Control
11. Study On Mechanism And Control Technology Of Rib Palling In Fully Mechanized Caving Face With Great Mining Height
12. Study On Spalling Mechanism And Application Of Coal Wall With Large Mining Height
13. Study On The Pressures Behaviors Of "Three Soft" Working Face With Large Mining Height And Controling Technology
14. Research On Underground Pressure Behavior And Coal Wall Strengthening Technology Of Topple Mining Of Island Working Face With Large Angle In Soft Coal Seam
15. Mechanism And Control On Mining Induced Influences Around Longwall Top Coal Caving Face In Extra Seam With Complex Structures
16. Stability Of Coal Wall And Interaction Mechanism With Support In Fully Mechanized Working Face With Great Mining Height
17. Research On Adaptability Of The Fully-mechanized Coal Mining Technology With Large Cutting Height In Dahaize Coal Mine
18. Reseach On Overlaying Strata Failure And Moving Character And Controlling Technology
19. Study On Soft Coal Seam With Great Mining Height And Surrounding Rock Control Under The Complex Geological Conditions
20. The Research On Rational Mining Method Of No.4Seam Of Longquan Coal Mine
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