| 白云鄂博铁矿主采场降低大块率的研究与实践 |
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| 引用本文： | 王清,郝利军,苏计红. 白云鄂博铁矿主采场降低大块率的研究与实践[J]. 包钢科技, 2007, 33(2): 4-7 |
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| 作者姓名： | 王清 郝利军 苏计红 |
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| 作者单位： | 包钢(集团)公司白云鄂博铁矿,内蒙古,包头,014080;包钢(集团)公司白云鄂博铁矿,内蒙古,包头,014080;包钢(集团)公司白云鄂博铁矿,内蒙古,包头,014080 |
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| 摘 要： | 文章分析了主采场大块率高的原因,根据主采场地质构造特点,综合应用逐孔爆破和挤压爆破的技术优点进行爆破攻关,在难爆区域取得了突破性进展,并取得了较好的经济效益和社会效益.
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| 关 键 词： | 主采场 逐孔爆破 挤压爆破 经济效益 |
| 文章编号： | 1009-5438（2007）02-0004-04 |
| 修稿时间： | 2007-01-20 |
Research and Practice to Decrease the Rate of Big Rock in the Main Stope |
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| WANG Qing,HAO Li-jun,SU Ji-hong. Research and Practice to Decrease the Rate of Big Rock in the Main Stope[J]. Science & Technology of Baotou Steel(Group) Corporation, 2007, 33(2): 4-7 |
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| Authors: | WANG Qing HAO Li-jun SU Ji-hong |
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| Affiliation: | Baiyunebo Mine of Baotou Steel ( Group |
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| Abstract: | This paper analyzes the cause of the high rate of big rock in the main stope. According to the geologic structure of the main stope, comprehensively using the advantages of hole after hole explosion and extrusion one, the demolition made breakthrough progress in the field that was difficult to be exploded. The economic benefits and social benefits increased greatly. |
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| Keywords: | main stope hole after hole explosion extrusion explosion economic benefits |
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