Study on optimization of expansion material ratio and filling effect of end slope mining tunnel
In order to solve the problem that the backfill body can not be connected to the roof in the process of end slope filling mining in open pit coal mine and to investigate the influence of filling rate on the deformation and failure characteristics of mining tunnel, the effects of different contents o...
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| Main Authors: | , , , , |
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| Format: | Article |
| Language: | zho |
| Published: |
Editorial Office of Safety in Coal Mines
2024-12-01
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| Series: | Meikuang Anquan |
| Subjects: | |
| Online Access: | https://www.mkaqzz.com/cn/article/doi/10.13347/j.cnki.mkaq.20240025 |
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