西沟石灰石矿在降段与掘沟爆破中的经验  

THE EXPERIENCE ON BLASTING OF CUTTING BENCHAND DIGGING TRENCH IN XIGOU LIMESTONE MINE

作　　者：吕向东 魏炳 马小兵 

机构地区：[1]酒泉钢铁公司西沟石灰石矿

出　　处：《工程爆破》1998年第2期42-46,共5页Engineering Blasting

摘　　要：介绍了山坡露天矿——西沟石灰石矿在溜井降段与掘沟（出入沟）爆破设计和爆破施工中的经验，由于爆破参数设计合理，施工质量较好，达到了预期的目的，可供同类矿山参考借鉴。In this paper,the experience of design and construction on blasting of cutting bench of ore pass and digging trench(seam road)in Xigou Limestone Mine(open pit)is briefly introducedOn the basis of reasonabledesign of blasting parameters and goodquality of construction,the blasting results were satisfiedThe experience can be an example as reference for other mine

关 键 词：降段 掘沟 微差爆破 石灰石矿 露天矿 爆破 

分 类 号：TD235.3[矿业工程—矿井建设]