Study on pressure relief effect of multiple mining of protective layer in medium and long distance coal seam group
Aiming at the problem that the effect of protective layer mining of medium and long distance coal seam group under complex conditions is not clear, this study takes the coal seam group mining of Shanxi Xinjing Coal Mine as the engineering background, and uses the method of numerical simulation and p...
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| Main Authors: | , , , , , |
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| Format: | Article |
| Language: | zho |
| Published: |
Editorial Office of Safety in Coal Mines
2025-05-01
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| Series: | Meikuang Anquan |
| Subjects: | |
| Online Access: | https://www.mkaqzz.com/cn/article/doi/10.13347/j.cnki.mkaq.20250241 |
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