Joint ground and underground gas extraction mode and its key technology for outburst coal seam group
China’s coal seams are characterized by high ground stress, low permeability, high gas pressure, and high gas content, and their gas outburst hazards are serious. Therefore, some effective gas extraction measures must be taken for coal seams. However, only ground gas extraction technology is prone t...
Furkejuvvon:
| Váldodahkkit: | , , , , , |
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| Materiálatiipa: | Artigo |
| Giella: | Chinês |
| Almmustuhtton: |
Editorial Office of Journal of China Coal Society
2023-10-01
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| Ráidu: | Meitan xuebao |
| Fáttát: | |
| Liŋkkat: | http://www.mtxb.com.cn/article/doi/10.13225/j.cnki.jccs.S022.1663 |
| Fáddágilkorat: |
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