Study on enrichment zoning of the gold ore and the method of automatic sinking mining
At present, the extremely-thin veins occupy a certain proportion and have a wide distribution range in China and even in the world of non-ferrous metals and gold mines.For the extremely-thin vein mining, the mining methods include breasting method, waste-lifting stoping, resue stoping, long walling,...
| Main Authors: | , , , , , |
|---|---|
| Format: | Article |
| Language: | English |
| Published: |
Emergency Management Press
2017-10-01
|
| Series: | 矿业科学学报 |
| Subjects: | |
| Online Access: | http://kykxxb.cumtb.edu.cn/article/id/95 |