露天矿深孔底部空气间隔爆破应用研究

Applied researches of open pit's deep-hole blasting with air intervening in hole bottom

本文阐述了深孔底部空气间隔爆破作用原理、合理间隔高度的确定以及在鞍钢东鞍山铁矿的应用。

This paper expounds the fundamental principles of deep-hole blasting with air intervening in hole bottom. In addition, the reasonable height of spacer in hole botlom and the application of this blasting method to East An-shan Iron Mine of Anshan Iron and Steel Company are pointed out.