Keyword [top coal roadway] Result: 1 - 8 | Page: 1 of 1 1.  Study On Surrounding Rock Control Technology For Gob-side Entry Retaining Of Fully-mechanized Caving Face In Yu Wu Coal Mine 2.  Surrounding Rock Control Technology For Gob-side Entry Retaining Of Fully-mechanized Caving Face With Thick Immediate Roof In Ge Quan Colliery 3.  Numerical Optimization Design Of Parameters Of Short Distance Top Coal Roadway Support 4.  Research And Application Of Anchorage Support Mechanism In Roof Of Weakly Consolidated Soft Rock Joe Top-coal Roadway 5.  Study On Surrounding Rock Stability Mechanism Of The Supporting Top Coal Roadway Controlled By Long And Short Roof Anchor Cables 6.  Study On The Technology Of Phased Gob-side Entry Retaining In Thick Coal Seam 7.  Research On Attachable Anchor Supporting Technology For Thick Top-coal Roadway In Maying Coal Mine 8.  Study On Surrounding Rock Control Technology Of Supporting Top Coal Roadway In Wantongyuan Mine   <<First  <Prev  Next>  Last>>  Jump to

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