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Keyword [Roof and floor]
Result: 1 - 20 | Page: 1 of 2
1. Deformation And Permeability Distribution Rule Of Overlying Outburst Seam In Exploiting Extra-Thin Protective Seam By Drilling Method And Its Application In Pressure Relief Gas Drainage
2. Study On Strata Behavior Regulavity By Top-caving Mining In Three Soft And Unstable Thick Deep Coal Seam
3. Study On The Relevant Technology Of Ultral-Close Thin Coal Seams Mining Under Complex Surrounding Rock Condition
4. Mechanical Properties Of Rocks And Coals As Well As Fracturing Renovation Of Coal Reservoirs In Bide-santang Basin
5. Study On Deformation Of Roof And Floor Of Deep Roadway Surrounding Of Linhuan Coalmine In Huaibei Area
6. Study On The Technology Of Coal Seam Mining With Filling Water Threatened Under The Village
7. Research On23130Working Face’s Impact Law And Avoiding Impact Of Yuejin Coal Mine
8. Study On The Relevant Technology Of Ultral-close Thin Coal Seams Mining Under Complex Surrounding Rock Condition
9. The Effect Of Complex Hydrogeological Structure On The Controlling Of Water Inrush Of Roof And Floor In Litang Coal Mine
10. Risk Analysis On The Water Irush Of The 3-2 Coaling Roof And Floor In First Coaling Area Of Qian YingZi Mine
11. Gob-side Entry Retaining In Large Inclined And Medium Thick Coal Seam With Weak Roof And Floor
12. Experimental Study On Adsorption Properties Of CO2about Coal And Cracked Rock In Roof And Floor
13. The Study On Water Inrush Prediction And Early Warning Based On GIS In Huainan Coalfield
14. Experimental Study On Point Load Strength, Uniaxial Compressive Strength And Tensile Strength For Common Rocks In Roof And Floor Of Coal Seam
15. Research On Logging Evaluation Methods Of The Roof And Floor Of Coal Seam In SZN Block,Qinshui Basin
16. Gob Floor Heave Characteristics And The Classification Measures Of Prevention And Control Under Deep Different Lithology Of Roof And Floor
17. The Research On Stability Evaluation System Of Coal Seam’s Roof And Floor
18. The Analysis Of Groundwater System And The Study Of The Roof And Floor Water Flowing Fracture Of Mechanism In L Coalmine Of Production Mine
19. Study On The Failure Law Of Top And Bottom Plates In Close Coal Seam Group Mining
20. Research Of The Risk Assessment Of Water Inrush From Coal Seam Roof And Floor And Prediction Of The Dewatering Rate
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