| 无底柱分段崩落法不贫化放矿理论基础（续二） |
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| 引用本文： | 刘兴国,张志贵.无底柱分段崩落法不贫化放矿理论基础（续二）[J].金属矿山,1995(12):13-16,12. |
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| 作者姓名： | 刘兴国 张志贵 |
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| 作者单位： | 东北大学，西南工学院 |
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| 摘 要： | 根据不贫化放矿理论，结合生产矿山条件，出了生产矿山施行不贫化放矿的具体方法，主要有矿石数量过渡与质量过渡方法、改变截止品位的确定方法和若干分段组和矿的方法。
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| 关 键 词： | 金属矿 采矿 分段崩落法 放矿理论 组合放矿 |
Theory Basis of Ore-drawing without Dilution for Sublevel Caving Method(Cont.2) |
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| Liu Xingguo,Zhang Zhigui.Theory Basis of Ore-drawing without Dilution for Sublevel Caving Method(Cont.2)[J].Metal Mine,1995(12):13-16,12. |
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| Authors: | Liu Xingguo Zhang Zhigui |
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| Affiliation: | Liu Xingguo;Zhang Zhigui |
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| Abstract: | Based on the theory of ore-drawing without dilution, and connected with the practical condition in mine,the concrete method used for ore-drawing without dilution in mine is put forward,which are ore quantity transition and quality transition method, method of changing determination of cut-off grade,and method of ore-deawing in certain sublevel composition. |
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| Keywords: | Ore quantity transition Ore quality transition Cut-off grade Composition ore-deawing |
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