摘要
介绍了研制成功的绳索取心、液动潜孔锤、螺杆马达三合一组合钻具的技术参数、结构原理及其在中国大陆科学钻探工程试验钻孔和主孔的试验情况。
The paper introduces technical specifications and structural concepts of newly developed "three-in-one" drilling tool (wire-line coring, hydro-hammer and PDM) and describes experiment of testing drilling hole and main borehole of CCSD.
出处
《探矿工程(岩土钻掘工程)》
2007年第9期70-72,74,共4页
Exploration Engineering:Rock & Soil Drilling and Tunneling
基金
中国大陆科学钻探工程中心研究项目"三合一(液动锤
螺杆马达
绳索取心)组合钻具"