Keyword [Extra-thick coal seams] Result: 1 - 10 | Page: 1 of 1 1.  Mechanism And Prevention And Control Of Rockburst In Extra Thick Coal Seams Under Super Thick Conglomerate Stratum 2.  Control Of Dynamic Disaster In Extra Thick Coal Seams Under Complex Conditions 3.  Mechanism And Prevention Of Rockburst In Extra-Thick Coal Seams Mining 4.  Study On Mechanism Of Rock Burst Caused By Rock Pillar Fracturing In Combined Mining Of Subvertical Extra-Thick Coal Seams 5.  Deformation Mechanism And Its Control Of Roadway Surrounding Rock Under Intensive Mining In Extra-thick Coal Seams At 10 Million Fully-mechanized Top Caving Faces 6.  Research On The Law Of Breaking The Top Plate Of Thick Sandstone In Comprehensive Mining Of Extra-thick Coal Seam 7.  Optimization Of Single-wheel Grouping Interval Top-coal Drawing Approach In Extra-thick Coal Seams 8.  Research On Strata Movement And Control Of Continuous Mining And Continuous Charging In Shallow Deep And Extra-Thick Coal Seams 9.  Study On The Evolution Of Overburden Water Conduction Fractures In Layered Comprehensive Mining Of Jurassic Extra-thick Coal Seam In Xinjiang 10.  Research And Practice On Subsidence Control Of Steep Inclination And Extra Thick Coal Seam Paste Filling Mining In Yaojie Three Mines   <<First  <Prev  Next>  Last>>  Jump to

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