| 露天矿主溜井降段方法及防止堵塞跑矿的对策 |
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| 引用本文： | 吴建华.露天矿主溜井降段方法及防止堵塞跑矿的对策[J].工程设计与建设,1995(5). |
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| 作者姓名： | 吴建华 |
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| 作者单位： | 长沙冶金设计研究院 |
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| 摘 要： | 露天采场内矿（岩）石溜井，随开采台阶下降须进行降段．文中评述了“空井法”、“满井法”的降段条件，介绍了防止溜井堵塞跑矿的措施。
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| 关 键 词： | 溜井，降低溜井口，防堵，防跑矿 |
Stepping-down of main orepass and prevention of ore plugging and slip-flow in open pit |
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| Authors: | wu Jianhua |
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| Abstract: | The orepasses in the open pits need to be lowered step-by-step as the mining benches advanced downwards. The coniditions of orcpass step-ping-down with the“orepass void” method and“orepass full”method and the measures for preventing the orepass plugging and ore slip-flow were described. |
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| Keywords: | Orepass Orepass mouth lowering Plugging prevention Ore slip prevention |
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