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Keyword [improve permeability]
Result: 1 - 9 | Page: 1 of 1
1. Study On Technology Of High Pressure Water Jet Slotting To Intensify Gas Drainage
2. Study On Gas Drainage Technology Through Hydraulic Flushing In Up-hole To Improve Permeability
3. Study And Application Of Hydraulic Punching Of The Coal Seam二1at Fangshan Mine
4. Study On The Compound Perforating Technology To Improve Permeability Of Coal Seam
5. Study And Application Of Transformational Hydraulic Punching
6. Technology Research On Through Rock Blasting In Long-hole To Improve Permeability In Regional Bands Of Soft Coal Seam
7. Research On Hydraulic Jetting Technology For Increasing The Permeability Prevention In Low-gas-permeability And High-gas-permeability Coalsearn
8. Research And Application Of Fracture Distribution Law Of Coal Seam Permeability Improvement Technology By Blasting Through Floor Cross-measure Boreholes
9. Experimental Study On The Influence Of Different Coupling Coefficient And Hole Spacing On The Fracture Propagation Of Coal Seam Detonation
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