Study on stability and control of surrounding rock of roadway with large section in thick coal seam
In order to solve the stability problem of large section top coal roadway in No.4 coal seam of Longquan Coal Mine, taking the return airway of 4203 working face of Longquan Coal Mine as the research object, the roadway stability is studied by the combination of theoretical analysis, numerical simula...
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| Autors principals: | , , , |
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| Format: | Artigo |
| Idioma: | Chinês |
| Publicat: |
Editorial Office of Safety in Coal Mines
2022-06-01
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| Col·lecció: | Meikuang Anquan |
| Matèries: | |
| Accés en línia: | https://www.mkaqzz.com/cn/article/id/8000 |
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