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Keyword [coal seam permeability]
Result: 1 - 20 | Page: 1 of 2
1. Study On The Mechanism Of Enhancing Permeability Of High Stressed And Low Permeable Coal Seam In Deep Mining By Pre-splitting Controlled Blasting Technology
2. Technology Of Improving Coal-seam Permeability With High Pressure Pulsed Water Jet And Its Application On Rrock Cross-cut Coal Uncovering
3. Based On The Radial Flow Theory Evaluation Can Be Smoked Performance Coal Seam
4. Study Of The Coal-seam Permeability Impact On The Accuracy Of The Manometry Results Of Active And Passive Gas Pressure Measurement Method
5. Study On The Technology Of Pressure-relief Permeability Increasing Caused By The Protection Layer Mining In Changping Mine
6. Application Of The Floor Charge Technology In Coal Seam Permeability Improvement
7. Study On Permeability-increasing Technology Combining 3D Swirling Water Jet With Hydraulic Fracturing
8. Research On The Mechanism Of Permeability Enhancement Based On Breaking Coal-rock By Dynamic Impact Of Water Jet In Boreholes And Its Application On Gas Extraction
9. Lump Coal Permeability Characteristics Of The Experimental Research And Engineering Application
10. The Computing Method Of Permeability Of Radial Gas Flow In Coal Seams
11. Study On Hydraulic Fracturing Technology Of Xie Qiao In B8 Coal Mine
12. Research On Gas Control Technology Of Drivage Roadway In High Adsorption And Low Permeability Coal Seam
13. Research And Application Of Fracture Distribution Law Of Coal Seam Permeability Improvement Technology By Blasting Through Floor Cross-measure Boreholes
14. Research On Timeliness Of Influence Radius By Liquid CO2 Phase Transition Fracturing Technique
15. Static Fracturing Increasing Low Permeability Coal Seam Basic Experiment Research
16. Research On Anisotropic Characteristics And Evaluation Model Of Coal Seam Permeability
17. Dynamic Response Of Overburden-Soil Composite Structure And Early Warning Of Water Disaster Caused By Fully Mechanized Caving Mining With Super Large Mining Height
18. Study On The Method Of Solving Coal Seam Permeability Based On Borehole Gas Pressure Build-up Theory
19. Study On The Horizon Layout Of Kilometer And Directional Drilling Of 205 Working Face Lower Slice Gas Extraction In Tingnan Coal Mine
20. Study On Rock-Breaking Experiment By High-Pressure Water Jet Under Confining Pressure And Its Application In Coal Seam Permeability
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