拉拉铜矿超2000 m深孔钻探施工技术实践

Practice of More than 2000 m Deep Hole Drilling Technology in Lala Copper Mine

摘要:

针对四川会理县拉拉铜矿外围深部找矿深孔钻探，选用国产全液压钻机，并采取相对应的钻探技术措施，在复杂地层条件下成功施工孔深2067.68 m钻孔。介绍了该钻孔的钻探技术措施。

Abstract:

China-made fully hydraulic drilling machine was applied in the periphery of Lala copper mine for deep prospecting with relative drilling technical measures. A 2067.68 m depth borehole was successful constructed in the complex formation. The paper introduced the drilling technical measures.