Pressure–Relief Gas Cooperative Drainage Technology in a Short-Distance Coal Seam Group
The gas in a coal seam is a clean energy source, but it is also the main cause of gas accidents during the mining of mineral resources. There is a large pressure–relief gas influx in the upper and lower adjacent layers of 1211 working face in the Wanfeng Coal Mine in Jinhui, Shanxi Province, China....
| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
| Published: |
MDPI AG
2023-04-01
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| Series: | Applied Sciences |
| Subjects: | |
| Online Access: | https://www.mdpi.com/2076-3417/13/9/5534 |