Large-diameter Long-hole Full-length Cumulative Cutting Blasting Control Technology under the Condition of Adjacent to Filling Body
For the pillar stope adjacent to the filling body, in order to reduce the damage of blasting to the filling body as much as possible, the large-diameter long-hole full-length cumulative cutting blasting control technology is used for the side hole. The special PVC cumulative pre-cutting pipe is used...
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Veröffentlicht in: | IOP conference series. Earth and environmental science 2020-06, Vol.525 (1), p.12021 |
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Format: | Artikel |
Sprache: | eng |
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