Keyword [extra-thick coal seam] Result: 81 - 88 | Page: 5 of 5 81.  Study On Time Sequence Law And Identification Of Coal Gangue Rock Caving Flow In Fully Mechanized Top Coal Caving Face Of Extra Thick Coal Seam With Complex Structure 82.  Study On Evolution Of Overlying Cracks And Gas Migration In Layered Mining Of Extra-thick Coal Seam 83.  Study On The Dynamic Evolution Characteristics Of Overburden Separation Layer And The Prevention And Control Of Water Damage In The Separation Layer In The Mining Of Extra Thick Coal Seam 84.  Overburden Breakage Characteristics And Fracture Field Evolution Of Extra-thick Seam Mining Of The Jurassic And Carboniferous Mining 85.  The Study On The Strata Movement And Mine Pressure Behavior Under The Extra-thick Coal Seam Mining Based On The Physical Model And Discontinuous Deformation Analysis 86.  Practical Research On Comprehensive Treatment Technology Of Spontaneous Combustion Fire In Working Face Of Carboniferous Extra-thick Coal Seam 87.  Study On Technology Of Preventing And Extinguishing Fire In Goaf Of Easily Spontaneous And Extra-Thick Coal Seam In Caojiatan Coal Mine Of Yubei 88.  Numerical Simulation Of Overburden Movements In Fully-mechanized Caving Mining Of Extremely Thick Coal Seam   <<First  <Prev  Next>  Last>>  Jump to

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