摘要
针对岩土锚固成孔的难题 ,提出适合复杂地层锚固钻进的新工艺“双管钻进”工艺 ,并结合新工艺应用 ,研制了新型锚固工程钻机。详细介绍了“双管钻进”方法和钻机情况。
A new process suitable for anchor drilling in difficult formation, Dual Tube Drilling Process, is put forward in respect of the difficulty in anchor hole completion. A new anchor drill has been successfully developed. The dual tube drilling process and the anchor drill is detailed.
出处
《探矿工程》
2001年第6期37-39,41,共4页
Exploration Engineering(Drilling & Tunneling)
基金
中国地质调查局地质调查项目 (DK990 2 10 8)
