high volume hole

Combining experiences of mining earth and stone,author presents causes of producing fly rock in large hole coyote blast and its control measures.

笔者结合多年土石方开采施工经验 ,阐述大孔径药壶爆破飞石产生的原因和控制措

Application of the deep-hole springing blasting in Wulongquan Limestone Mine;

深孔药壶爆破技术在乌龙泉石灰石矿的应用

The deep-hole springing blasting combined with the technique of shallow-hole and pot blasting was successfully applied to the engineering of filling the sea in industry area of Zhuhai city.

深孔药壶爆破技术目前尚未形成一套完善的工艺,采用这一技术结合浅眼药壶爆破在珠海临港工业区大平湾二期填海工程中的成功应用,不仅满足月产量150万m3的施工要求,而且还大大降低工程施工成本,提高了工程效益。