砂岩型地浸钻孔粘卡吸附问题研究

针对砂岩型矿山地浸工艺钻孔裸孔施工中的钻具粘卡现象,通过分析粘吸卡钻事故的成因及特征,提出事故的处理及预防措施,为砂岩型地浸工艺的裸孔施工事故率的降低和粘卡事故处理效率的提高提供理论及方法指导。

In view of the sticking phenomenon of drilling tools in the open hole construction of in-situ leaching process in sandstone type mine,this paper analyzes the causes and characteristics of sticking accidents,and puts forward the treatment and preventive measures of the accidents,so as to provide theoretical and methodological guidance for reducing the open hole construction accident rate and the improvement of sticking accident treatment efficiency of sandstone type mine in-situ leaching process.