thick coal seam - Globe Thesis

Keyword [thick coal seam] Result: 21 - 40 \| Page: 2 of 10
21.	Study On Destressing Effects After Mining Protective Seams Of The Deep Thick Coal Seam With Large Obliquity And High Burst Liability
22.	Research On Technique Of Gas And Fire Disaster Prevention And Control For Gas Burst Thick Coal Seam In Luling Coal Mine
23.	Long Borehole Gas Pre-pumping Applied Research On Thick Coal Seam Groups With Coal And Gas Outburst
24.	Study On Caving Characteristics And Caving Leakage Risk Mechanism In Thick Coal Seam With A Stratum Of Gangue In Fully-mechanized Mining With Top Coal Caving
25.	Study On The Roadway Stability Control Of Fully-mechanized Top-coal Caving Long-wall Face In Soft And Thick Coal Seam
26.	Study On Gas Emission Law Of Full-mechanized Working Face In Steep Thick Coal Seam
27.	Law Of Strata Pressure Behavior And Prediction On Caving Ability Of Top Coal At Coal Face In Anlin Coal Mine
28.	Study On Coal Roadway's Stability Of Large Height Mining Face In Complex And Extra-thick Coal Seam
29.	The Theoretical And Application Research Of The Reasonable Retainment Width Of Section Coal Pillar In Large Dip-medium Thick Coal Seam
30.	Research On Upper-coal's Weaken Technology Using High Level Fully-mechanized Caving In Steep Thick Seam
31.	Study On Surrounding Rock Deformation Law And Processing Parameters In Extra-thick Seam Of Fully Mechanized Caving Mining With Great Mining Height
32.	Study On The Overlying-movement Law Of Fully-mechanized Caving Mining Under The Extremely-thick Coal Seam In Buliangou Colliery
33.	Study On Movement Laws Of Overlying Rock And Strata Feature Of Top-caving Mining In Inclined Thick Coal Seam
34.	Study On The Law Of Spontaneous Combustion In Goaf And Relationship Between It And Mine Pressure Under Easily Spontaneous Combustion Extremely Thick Coal Seam
35.	Research Of Gob-side Entry Retaining Reasonable Support In Gently Inclined And Middle Thick Coal Seam
36.	Research On Hydraulic Support Stability Of 6.0m Mining Height In Thick Coal Seam
37.	Study On Advance Pre-blasting For The High Section Of Top Coal In Steep And Thick Coal Seam
38.	Bolter Miner Quick Tunneling Technology And Process In High Gas Thick Coal Seam
39.	Study On Overburden Migration Features Of Top-coal Caving Mining And Index Analysis Of Two-zone Height
40.	Study On The Failure Law And Its Control Technology Of Roof In Extremely Thick Coal Seam Affected By Magmatic Intrusion
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