发明名称 METHOD OF SUBSURFACE LUBRICATION TO FACILITATE WELL COMPLETION, RE-COMPLETION AND WORKOVER
摘要 A method of subsurface lubrication facilitates well completion, re-completion and workover while increasing safety and reducing expense. The method involves using a subsurface lubricator mounted to a wellhead of the cased wellbore to lubricate a downhole tool string into the cased wellbore by running a subsurface lubricator through the wellhead and into an upper section of a production casing of the cased wellbore.
申请公布号 CA2541750(C) 申请公布日期 2008.06.17
申请号 CA20062541750 申请日期 2006.04.04
申请人 OIL STATES ENERGY SERVICES, INC. 发明人 DALLAS, L. MURRAY
分类号 E21B33/068;E21B23/00 主分类号 E21B33/068
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