专利名称：Dump Bailer
发明人：Innes, Martin,Murty, Jonathan,MacWilliam,
Dave,Atkinson, Malcolm
申请号：EP08170190.6申请日：20081128公开号：EP2192262B1公开日：20121114
摘要：A dump bailer, comprising: - a tool body (10) defining a chamber (12) forcontaining a material to be deposited; - an outlet in the tool body through which thematerial can be deposited; and - a piston assembly slideably mounted in the chamber andcomprising a swabbing piston (20), a supply of pressurised fluid, and a valve (42) forreleasing the pressurised fluid to act on the swabbing piston to drive it along thechamber to expel material contained therein through the outlet (16).
申请人：SCHLUMBERGER SERVICES PETROL,SCHLUMBERGERHOLDINGS,SCHLUMBERGER TECHNOLOGY BV,PRAD RES & DEV LTD
地址：FR,VG,NL,VG
国籍：FR,VG,NL,VG
代理机构：Vandermolen, Mathieu
更多信息请下载全文后查看
因篇幅问题不能全部显示，请点此查看更多更全内容