| 南芬露天铁矿火钻扩孔试验 |
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| 引用本文： | 王克欣. 南芬露天铁矿火钻扩孔试验[J]. 金属矿山, 2000, 23(12): 9-11,39 |
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| 作者姓名： | 王克欣 |
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| 作者单位： | 南芬露天铁矿 |
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| 摘 要： | 针对南芬露天采场生产爆破遗留根底问题，对采场3种矿石进行了实验室实验和手持式火钻扩孔现场工业试验。试验表明，在3种矿石中采用火钻护孔爆破克服台阶根底是一种有效途径。
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| 关 键 词： | 台阶根底 火钻扩孔 现场试验 露天铁矿 爆破技术 岩石强度 |
Test on Piercing Reaming in Nanfen Iron Open-pit Mine |
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| Wang Kexin. Test on Piercing Reaming in Nanfen Iron Open-pit Mine[J]. Metal Mine, 2000, 23(12): 9-11,39 |
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| Authors: | Wang Kexin |
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| Affiliation: | Nanfen Iron Open pit Mine |
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| Abstract: | In view of the root left in blasting in Nanfen Iron Open pit Mine,laboratory tests and on site industrial tests on hand piercing reaming on three ores of the pit were made.The test results proves that the application of piercing in reaming is an efficient way to solve the problem of bench root for all three ores. |
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| Keywords: | Bench root Piercing reaming On site test |
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