Safe mining technology in 22206 working face under water of Huoluowan Coal Mine
The 22206 working face of Huoluowan Coal Mine is under shallow buried depth and thin bedrock coal seam. Both the surface and overlying rock are rich in water. The study of safe mining technology under water is of great significance to the safe mining of the working face. The paper determines the hei...
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| Autor principal: | |
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| Formato: | Artigo |
| Idioma: | Chinês |
| Publicado em: |
Editorial Office of Safety in Coal Mines
2022-12-01
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| coleção: | Meikuang Anquan |
| Assuntos: | |
| Acesso em linha: | https://www.mkaqzz.com/cn/article/id/8208 |
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