Mechanism of grouped collapse of thick and hard roof for gob-side entry retaining combined backfill in fully-mechanized caving face
A large range of caving roof of gob-side entry retaining is easy to cause impact damage of the roadside backfill body. In order to ensure the stability of gob-side entry retaining, different from the traditional large-angle inclined roof cutting method, a controlled roof cutting method is proposed t...
محفوظ في:
| المؤلفون الرئيسيون: | , , , , , , |
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| التنسيق: | Artigo |
| اللغة: | Chinês |
| منشور في: |
Editorial Office of Journal of China Coal Society
2026-05-01
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| سلاسل: | Meitan xuebao |
| الموضوعات: | |
| الوصول للمادة أونلاين: | http://www.mtxb.com.cn/article/doi/10.13225/j.cnki.jccs.2024.1620 |
| الوسوم: |
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