摘要
简述了全套管冲抓成孔设备的国内外发展状况、工艺技术原理 ,着重阐述了CG190 0型全套管设备的组成和参数、全套管施工法的主要特点、项目的生产试验和应用情况 。
The advances in pile drilling equipment with casing oscillator and grab at home and abroad are discribed with the constructing process. The structures and the main parameters, advantage of the process, experiments and application status, prospective application of the technology are stressed.
出处
《探矿工程》
2001年第6期29-32,共4页
Exploration Engineering(Drilling & Tunneling)
基金
原地矿部"九五"地勘高新技术研究开发项目 ( 95 0 5 40 5 -1)
