outburst coal - Globe Thesis

Keyword [outburst coal] Result: 21 - 40 \| Page: 2 of 4
21.	Application Study Of Deep Borehole Pre-fracturing Blasting Enhancing Permeability Technology To Seam Opening In Mine Shaft Of Xieqiao Mine
22.	Study On Mining Fracture Distribution After The Lower Protective Seam Was Mined And Pressure-relief Gas Drainage
23.	Safety Mining Technology Research Of The Ultra-close Distance And Outburst Coal Seams Based On Multi-disaster Coupling
24.	Effects Of Coal Metamorphism Degree On Gas In Yongshanqiao Mining Area, Jiangxi Province
25.	The Study On Hydraulic Wetting Technology For Outburst Prevention In High-gas And Outburst Coal Seam
26.	Research On Mechanism Design And Analysis For Robotization Of Coal Road Driving Equipment For Soft And Outburst Coal Seam
27.	Rasearch On The Adsorptivity Of Pore In Caron Materials And The Porosity Character Of Outbust Coal
28.	Application Research Of Flexible Formwork Concrete Gob-side Entry In Double Outburst Coal Mine
29.	Experimental Study Of Hydraulic Punching On Outburst Coal Seam In QingDong Mine
30.	Experimental Study On Pore Characteristics Of Outburst Coal
31.	Experimential Study On Physicochemical Properties And Molecular Simulation On Methane Adsorption Properties Of Gas-outburst Coal In Guizhou Area
32.	Optimization Of Sealing Material And Sealing Length For Hydraulic Fracturing Borehole In Underground Coal Mines
33.	Study Of Deep-hole Presplitting Blasting Increasing Permeability On High Metamorphic Outburst Coal Seam
34.	Application Of Finite Element Strength Reduction Method In Vertical Shaft Uncovering Outburst Coal Seam Analysis
35.	Mechanical Mechanism Of Drilling Rod Sticking In Outburst Soft Coal Seam
36.	Pneumatic Chip Removal Mechanism Through The Drill Rod Bore During The Gas Drainage Drilling In Soft Outburst Coal Seam
37.	Research On Orthogonal Model Experimental Of Similar Material Of Outburst Coal
38.	The Distribution Of Stress And Gas On The Lower Slice After Top-slicing Mining In Outburst Coal Seam
39.	Experimental Study On Microporous Prominent Characteristic Of Prominent Coal And Non-prominent Coal
40.	Research On The Balanced Evaluation Of Extraction, Excavation And Mining To Coal And Gas Outburst Coal Mine
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