密集束状孔当量球形药包技术在顶板处理中的应用

Application of bunch-hole equivalent spherical charge technology in roof treatment

介绍密集束状孔当量球形药包技术在赤峰国维矿业有限公司车户沟铜钼矿顶板处理中的应用。针对顶板处理过程中施工条件差、作业安全难以保证等问题进行了大胆的探索与实践,提出在采空区顶板布置采切工程、选用适当深孔参数及爆破工艺等技术方案。通过采取行之有效的措施,取得了良好效果。

This paper introduces the application of bunch-hole equivalent spherical charge technology in roof treatment in Chehugou Cu-Mo Mine,Chifeng Guowei Mining Co.,Ltd.The pillar mining meets with safety issues under poor conditions.Project layouts in the roof,deep hole blasting technology and appropriate parameters have been designed.The results show that the roof treatment project is very successful.