Width of small coal pillars and control of pressure relief by roof cutting in roadway excavation along goaf under thick coal seam
The reservation of small coal pillars in roadway excavation along goaf under deep mining conditions of thick coal seams is an effective way to reduce resource loss caused by wide coal pillar protection. However, the high stress concentration and mining-induced disturbance caused by the reduction of...
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| Principais autores: | , |
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| 格式: | Artigo |
| 語言: | Chinês |
| 出版: |
Editorial Department of Industry and Mine Automation
2025-10-01
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| 叢編: | Gong-kuang zidonghua |
| 主題: | |
| 在線閱讀: | http://www.gkzdh.cn/article/doi/10.13272/j.issn.1671-251x.2025080086 |
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