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Keyword [coal seams]
Result: 1 - 20 | Page: 1 of 10
1. Simulation Research On The Surface Moving Rule Due To Mining In Steep And Multiple Coal Seams
2. The Theory And Its Application On Gas Drainage In Low-Permeability Coal Seams
3. Research On Coupling Laws Between Fracture Field And Gas Flow Field Of Short-Distance Coal Seams Group And Preventive Technology
4. Technic Study On Increasing Permeability Of Deep-hole Presplitting Blasting And Its Application In Low Permeability Coal Seam
5. Permeability-Increasing Theory Of Array Crossing Boreholes Using Blowout-Inducing And Its Application On Gas Drainage In Outburst Coal Seams
6. Investigations On Failure Mechanism Of Coal-Rock Samples And Tunnel Support System In Qianjianying Close Coal Seams
7. Study On The Theory And Its Application Of Upward Mining Of Left-Over Coal
8. A Study On The Law Of Rock Movement And Soil Variation In Mining Of Coal Seams Of Thick Loess And Thin Bedrock
9. Research On Strata Pressure Laws Working Face Lapped Each Other Of The Stagger Arrangement Roadway Layouts In Thick Coal Seams
10. Study On Prediction Of Coal Spontaneous Combustion In Mining Near-neighbored Coal Seams
11. Research Of Surrounding Rock Stability Control Of Floor Space Soft Rock Roadway In Gently Inclined Coal Seams Group
12. Geological Theory And Technology For Coalbed Methane Development With Thin And Medium Coal Seam Zones In Guizhou
13. Study On Influence Law Of Dynamic Strata Pressure In The Shallow Coal Seams Face Under Hilly And Gully Terrain
14. The Simulation Research Of Gas Flow In Coal Seams
15. Forecast Model Of Spontaneous Combustion In Goaf Of Close Distance Coal Seams
16. Study On Ascending Mining In The Waste Of Baijiazhuang Mine
17. Control Of Geological Strcures On Gas Storage And Distrbution Of Coal Seams
18. Study On Behavior Of Superincumbent Strata In Mining 45 Degree Coal Seams Using Horizontal Section Top-coal Caving
19. Dynamics Study Of Carbon Monoxide Of Coal Mine
20. Technical Research Of Complicated Coal Seams With Deep Dip Angle
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