Surrounding rock control technology of large-section open-off cut with composite roof under deep mining conditions: a case study
This study addresses the critical challenge of maintaining surrounding rock stability in the large-section open-off cuts with composite roofs, using the 11211 working face in Yanchang Petroleum Kekegai Coal Mine as a case study. Through integrated field measurements, theoretical analysis, numerical...
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| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
| Published: |
Frontiers Media S.A.
2025-07-01
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| Series: | Frontiers in Earth Science |
| Subjects: | |
| Online Access: | https://www.frontiersin.org/articles/10.3389/feart.2025.1633751/full |
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