摘要
在地层复杂、漏失和坍塌很普遍的某铝土矿,贵州115地质大队采用大口径金刚石钻进,取得较好效果.作者介绍了这一具体经验,同时也指出了存在的技术问题.
In bauxite mining areas, Guizhou province, hole caving and lose returns are wide spread due to their complicated rock formations. Large hole diamond drilling were used in these areas and achieved good results were achieved. The author has summed up the concrete experience in this respect and also point out some technical problems remained to be solved.
出处
《地质与勘探》
CAS
CSCD
北大核心
1991年第7期64-64,F003,42,共3页
Geology and Exploration
