国外扩张式随钻扩眼工具应用现状及发展趋势  

Application Status and Trends of Foreign Expandable Reaming Tool While Drilling

作　　者：范亚民[1] 张永泽[1] 栾苏[1] 赵旭东[1] 闫永宏[1] 

机构地区：[1]宝鸡石油机械有限责任公司,陕西宝鸡721002

出　　处：《石油矿场机械》2011年第12期25-28,共4页Oil Field Equipment

摘　　要：随钻扩眼技术在处理复杂地层、提高钻井速度、提高套管环空间隙等方面具有应用价值。分析了国外几大油田服务公司的扩张式随钻扩眼工具的结构,介绍了其在现场的应用情况,总结了国外扩张式随钻扩眼工具的技术特点,并初步探讨了随钻扩眼工具的发展趋势。The technology of reaming while drilling is of prevalent value in complex formation handling,drilling speed increasing,annular clearance enlarging,etc.The structure for expandable reamers of several foreign oilfield service companies are analyzed in detail.Meanwhile the applications are introduced respectively.Also the characteristics of foreign expandable reamer are summarized and trends are discussed preliminarily.

关 键 词：井眼 钻井 随钻扩眼 扩张式扩眼工具 

分 类 号：TE921[石油与天然气工程—石油机械设备]