| 井下硐室大爆破实践 |
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| 作者单位： | ;1.酒泉钢铁公司!甘肃嘉峪关７３５１００;2.酒泉钢铁公司!甘肃嘉峪关７３５１００;3.酒泉钢铁公司!甘肃嘉峪关７３５１００ |
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| 摘 要： | 酒钢镜铁山矿运用硐室大爆破处理山头岩体，以便为２号（中）矿体的开采形成良好的覆盖层。由于爆破设计合理，工程质量较好，达到了预期的目的。
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| 关 键 词： | 铁矿 硐室爆破 覆盖层 |
PRACTICE OF CHAMBER BLASTING UNDERGROUND |
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| Affiliation: | , Wang Yanrong(Jingtieshan Mine of Jiuquan Steel & Iron Company, Jiayguan 735101) |
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| Abstract: | Using chamber blasting, a hilltop in Jingtieshan Mine of Jiuquan Steel &Iron Company was blasted so as to make a good overburden for mining of No.2 orebody.The desired results had been achieved due to reasonable blasting design and goodconstructing quality. |
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| Keywords: | Iron ore Chamber blasting Overburden |
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