【作者】 刘秀美； 孙建华； 张林霞； 王达；

【Author】 Liu Xiumei;Sun Jianhua;Zhang Linxia;Wang Da;The Institute of Exploration Techniques CAGS;The Center Of Chinese Continental Scientific Drilling;

【机构】 中国地质科学院勘探技术研究所； 中国大陆科学钻探中心；

【摘要】 新编制的《地质岩心钻探规程》增加了冲击回转钻进、定向钻进、空气反循环钻进等钻探科技新成果,并首次统一了钻孔公称口径;全面规范了地质钻探设计、施工技术及管理工作,对提升钻探工程标准化、产业化水平,提高矿产资源评价质量和效率具有重要意义。更多还原

【Abstract】 The Geological Core Drilling Regulations was implemented in the industry,consisting of some new results,for example,percussion drilling,directional drilling and reverse circulation drilling,Uniforming the nominal diameter of the bore-hole.Comprehensively specify the design,construction technics and management in geological drilling.It also has a very important meaning in upgrading the standardization and industrialising level in drilling engineering as well as improving the quality and efficiency in mineral resources evaluation.更多还原