Roof Water Pre-discharge Feasibility and Standard of Deep Buried Coal Seam Working Face in Mengshan Mining Area
Based on the research of landforms, hydrogeological conditions, roof hole water outflow of working face and goaf water outflow in deep buried coal seam area of Ordos basin, we constructed a working face roof water pre-drainage standard. The results showed that there were three type landforms (i.e....
Tallennettuna:
| Päätekijä: | |
|---|---|
| Aineistotyyppi: | Artigo |
| Kieli: | Chinês |
| Julkaistu: |
Editorial Office of Safety in Coal Mines
2020-02-01
|
| Sarja: | Meikuang Anquan |
| Aiheet: | |
| Linkit: | https://www.mkaqzz.com/cn/article/id/6640 |
| Tagit: |
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