河南柳关铅锌矿区复杂地层钻探施工技术  

Drilling construction technology for complex strata in Liuguan lead zinc mining area,Henan Province

作　　者：李大鹏[1,2] 郝金玉 LI Da-peng;HAO Jin-yu(The Fourth Geological Exploration Institute of Henan Geology and Mineral Bureau,Zhengzhou 450001,China;Henan small diameter drilling engineering technology research center,Zhengzhou 450001,China)

机构地区：[1]河南省地矿局第四地质勘查院,河南郑州450001 [2]河南省小口径钻探工程技术研究中心,河南郑州450001

出　　处：《世界有色金属》2020年第23期159-160,共2页World Nonferrous Metals

摘　　要：河南柳关铅锌矿勘查项目通过开展钻探施工,为工区总体发展规划提供地质依据,增加铅锌矿储量,对延长矿山开采年限具有重大的经济和社会意义。针对项目施工过程中技术难点,采取SJ122和SJ96绳索取心钻进工艺,应用SQ114/8型液压钳等措施,优化选择钻探设备,优化钻孔结构、钻探工艺、钻进参数,实现钻探效率的提高,节约施工成本。The Henan Liuguan lead-zinc mine exploration project provides a geological basis for the overall development plan of the work area through drilling construction,and increases the lead-zinc mine reserves,which has great economic and social significance for extending the mining life of the mine.In view of the technical difficulties in the project construction process,adopt SJ122 and SJ96 rope core drilling technology,apply SQ114/8 hydraulic clamp and other measures to optimize the selection of drilling equipment,optimize the drilling structure,drilling technology,and drilling parameters to achieve drilling efficiency Improve and save construction costs.

关 键 词：铅锌矿钻探施工 SJ122绳索取心钻进工艺 SQ114/8型液压 

分 类 号：P634.5[天文地球—地质矿产勘探]