Keyword [Pressure Relief And Permeability Enhancement] Result: 1 - 8 | Page: 1 of 1 1.  Coal Breakage Impact By High Pressure Rotary Water Jet And Induced Pressure Relief And Permeability Enhancement By Hydraulic Flushing Cavity: Mechanism And Application 2.  Research On The Method Of Coal And Gas Outburst Prevention By Floor Roadway Pressure Relief And Gas Dranage In Deep Coal Seam Roadway Strip 3.  Study On Pressure Relief And Permeability Enhancement Technology Of Hydraulic Line Caving In Low Permeability Outburst Coal Seam Of Xuehu Coal Mine 4.  Study On Permeability Enhancement Technology Of Hydraulic Cutting In High Gas And Low Permeability Coal Seam 5.  Mechanism And Application Of Pressure Relief And Permeability Enhancement High Pressure Water Jet Drilled In Soft-hard Coal Seams 6.  Study On Hydraulic Punching And Enhanced Extraction Technology Of Drilling Through Outburst Coal Seam 7.  Research And Application Of High Pressure Hydraulic Slotted Drainage Technology In Pingdingshan No.10 Coal Mine 8.  Study On Initiation And Propagation Law Of Hydraulic Fracture And Permeability Enhancement Technology In Xuehu Coal Mine   <<First  <Prev  Next>  Last>>  Jump to

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