兰尖铁矿采场爆破采取的降震措施  

Anti-shake measures in the case of blasting taking place in mining stope of Lanjian Iron Ore Mine

作　　者：余锡章 

机构地区：[1]攀钢集团矿业公司兰尖铁矿,四川攀枝花617025

出　　处：《矿业工程》2006年第1期37-39,共3页Mining Engineering

摘　　要：介绍了孔间、孔内和孔间微差爆破的原理、参数、设计施工要点及在降低爆破震动、保护平硐溜井使用安全方面的应用结果。The principle, parameters, design ＆ execution key points of between-hole shot delay blasting and inside hole ＆ between-hole shot delay blasting are explained. The resuhs of shot delay blasting application in aspects of decreasing blastingrshake and ensuring safety of tunnel ＆ drop shaft are discussed.

关 键 词：爆破 震动 平硐溜井 降震 

分 类 号：TD235.39[矿业工程—矿井建设]