Application research on technology of non-pillar gob-side entry retainingformed by roof cutting and pressure release in high gas coal seam
In view of problems of high cost, complex construction technology and slow construction progress existed in traditional gob-side entry retaining technology which mostly adopts method of filling at the side of goaf to protect the roadway, the technology of non-pillar gob-side entry retaining formed b...
| Main Authors: | , |
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| Format: | Article |
| Language: | zho |
| Published: |
Editorial Department of Industry and Mine Automation
2019-07-01
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| Series: | Gong-kuang zidonghua |
| Subjects: | |
| Online Access: | http://www.gkzdh.cn/article/doi/10.13272/j.issn.1671-251x.17387 |