Font Size: a A A
Keyword [effective extraction radius]
Result: 1 - 12 | Page: 1 of 1
1. The Numerical Simulation Research For The Parameters Of Pre-pumping Coal Seam Gas In Hebi Third Mine
2. Research On The Deformation And Seepage Law Of Borehole Wall And Drilling Parameters Optimization
3. Study On Reasonable Level Layout Of High Drainage Roadway And Drilling Gas Extraction Technology In Changcun Mine
4. Analysis On Gas Drainage Effect Of Comb Borehole Directional Drilling In Xuehu Coal Mine
5. Research On CO2 Fracturing Enhanced Gas Pre-drainage Technology For Drilling Along Bedding In Low-permeability Outburst Coal Seams
6. Study On Hydraulic Punching And Enhanced Extraction Technology Of Drilling Through Outburst Coal Seam
7. Research On Pressure Relief Range Of Cross-Bed Hydraulic Punching In No.8 Coal Mine Of Hemei Coal Mine
8. Study On Stratiform Pressure Relief And Permeability Enhancement Effect Of Water Jet In Coal Seam And Its Application
9. Study On Gas Adsorption/Desorption Deformation And Seepage Characteristics Of Coal Under The Effect Of Water
10. Research On Key Technology Of Gas Extraction By Large Diameter Drilling In Coal Seam
11. Research On The Effective Extraction Radius Of Gas Extraction Drilling Based On Hydraulic Punching Technology In Xinzhuang Coal Mine
12. Research On Characteristics Of Effective Gas Extraction Radius Of Coal Seam Drilling Along Seam
  <<First  <Prev  Next>  Last>>  Jump to