Gas Management During Driving Construction in Thick Coal Seam of Coal and Gas Outburst
2006
When coal and gas prominent thick seam tunnel is constructed,the short drill hole is constructed in the tunneling surface dynamic pressure area,the dynamic pressure area gas is pulled out in advance,the coal bed gas content is reduced,the coal bed to lean or presses out the danger is eliminated.
Keywords:
- Correction
- Source
- Cite
- Save
- Machine Reading By IdeaReader
0
References
0
Citations
NaN
KQI