Research and application of pressure relief technology for fracturing thick hard roof in super-high mining face
Aiming at the problems of super-large mining space, strong ore pressure and ultra-high coal wall stability control faced by full-mechanized mining face with ultra-large mining height and thick hard roof, this paper takes the 122104 working face of Caojiatan Coal Mine, the world’s first ultra-10 m su...
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| Main Authors: | , , , , , , , , , , , |
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| Format: | Article |
| Language: | zho |
| Published: |
Editorial Office of Journal of China Coal Society
2025-04-01
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| Series: | Meitan xuebao |
| Subjects: | |
| Online Access: | http://www.mtxb.com.cn/article/doi/10.13225/j.cnki.jccs.2024.1378 |
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