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Keyword [Igneous]
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1. Fracture Evolution And Seepage Characteristics Of Distant Pressure Relief Coal-Rock Masses And Application In Gas Extraction Under An Extremely Thick Igneous Rock
2. Study On Hazards Assessment And Prevention Countermeasures Of Coal And Gas Outburst Under Overlying Huge Thick Igneous Rock
3. Control Effect Of Igneous Intrusion On Methane Reserve And Outburst Disaster Prevention Technology Based On Huaibei Coalfield
4. Study On The Igneous Rock Invasion Coal Seam Gas Emission And Outburst Law
5. Research On Drillability And Bit Selection Of Igneous Rock Layer In North Of Songliao Basin
6. Fracturing Migration Rules Of Overlying Double Thick-hard Igneous In Yangliu Coal Mine
7. Research On The Technology Of Outburst Prevention For Rock Cross-cut Coal Uncovering Under The Igneous Intrusived Area
8. The Wear Mechanism Of Impregnated Diamond Bit In Igneous Rock Formation
9. Investigation On Protection Range In Exploiting The Upper-protective Coal Seam Under The Igneous Rock
10. Damage And Permeability Evolution Characteristics And Inducing-disaster Mechanism For Gassy Coal Under Igneous Sill
11. The Design Of PDC Bit For Drilling Pyrogenetic Rock In Nanpu Oil Field
12. Experimental Research Of Grinding Igneous Crystal With Diamond Wheel
13. Study On Gas Geological Law And Gas Geological Unit In Qidong Coal Mine
14. Analysis And Control Research On Ingeous Rock Roof’s Pressure Law In Mine Engineering
15. The Study Of Shaft Freezing Segment And Special Strata Blasting Technology
16. Research On The Mechanism Of Rock Burst In Coal Roadway Under Extremely Thick Igneous Rocks And Control Techniques
17. Study On Synergistic Effect And Optimization Of Volcano Rock Gas Reservoir Volume Fracturing Cracks
18. Improved Research On Protection Technology Of Gas Reservoir In Long Deep Area
19. Study On Control Of Large Sudden Surface Collapse By Grouting Backfill Into Isolated Areas Under The Giant Thick Igneous Rock
20. Study On Stability Of Permian Igneous Rock Shaft In Tazhong Ⅰ Gas Field
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