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Keyword [Bedrock]
Result: 1 - 20 | Page: 1 of 7
1. Study On Ground Pressure Characteristic Of Shallow Coal Seam Longwall Mining And Its Safe Exploitation Demarcation
2. The Technology And Usable Conditions' Classification Of Aquifer-Protective Mining In Shallow Sand-Bedrock-Coal Seam
3. Overburden Failure In Thin Bedrock And Characteristics Of Mixed Water And Sand Flow Induced By Mining
4. Research On Failure Mechanism And Application Of Surrounding Rock About Thin Bedrock Coal Seam With Threat Of Waterinrush
5. A Study On The Law Of Rock Movement And Soil Variation In Mining Of Coal Seams Of Thick Loess And Thin Bedrock
6. Study On The Loads And Design Theory Of The Monolayer Freezing Shaft Lining In Water-rich Bedrock
7. Research On Surface Subsidence Regularity And Prediction Under Composite Mediums With Different Thickness Rations Of Loose And Bedrock
8. The Parametric Optimization Of Working Face In Pillar Mining Method Under Shallow Depth Of Burial And Thin Bedrock In Mine Of ShenDong
9. The Study On The Destructive Mechanism And Law Of Stratified Roof
10. Study And Application On Overburden Moving Law Of Shallow Stope In Thin Bedrock
11. A Study On The Engineering Geology Characteristics And On Reasonable Scale Of Pillars For Protecting Water About The Overlying Strata Of Mining Coal Seam In Wugou Coalmine
12. Overlying Strata Removing Regulationg Of Unstable Thick Soil Layer Thin Bedrocks Shallow Coal Seam And Support Resistance Confirmation
13. Study On Retaining Safety Coal Pillar Against Sand With Fully Mechanized Caving Under Thick Alluvium And Thin Bedrock
14. Study On Ground Pressure Behavior Of An Long Mining Face With Thick Bedrock Shallow Seam And Large Mining Height
15. Study On The Law Of Overlying Movement Under Shallow And Weak Combination Bedrock And The Resisance Of Support
16. Study On Safe Mining Technology In Shallow Coal Seam With Thin Bedrock
17. Study On Surface Movement By Mining Under Thick Alluvium And Thin Bedrock
18. Application Research Of Reliability Analysis In Deep Bedrock Shaft Of The Design Of The Frozen Wall
19. Research Deep Hole Cut Blasting In The Freezing Shaft Bedrock Section Of Hard Rock
20. Study On The Effect Of Blasting Vibration On Rock And Freezing Pipes In Bedrock
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