摘要
402水文队,将不回转只顶进的一种钻进新工艺,用于打尾矿坝自流排渗井的施工中.文内介绍了正反两方面的经验,提出了对井孔弯曲的防治措施.
Non-rotating push-feed drilling technique is used to drill a horizontal seepage water automaticallydraining hole at tailings dam. This paper sums up both positive and negative experience on this newtechnique and also puts forward technical measures for preventing hole deviation.
出处
《地质与勘探》
CAS
CSCD
北大核心
1990年第8期55-57,F003,共4页
Geology and Exploration
