发明名称 JACKING FRAME HAVING A WELLHEAD CENTRALIZER
摘要 A jacking frame for an oil well offshore platform is provided that includes a support structure; a coiled tubing injector supported by the support structure and having a longitudinal axis; and a centralizer attached to the support structure, which moves a wellhead of the platform into alignment with the longitudinal axis of the coiled tubing injector.
申请公布号 CA2563177(C) 申请公布日期 2010.04.06
申请号 CA20062563177 申请日期 2006.10.10
申请人 SCHLUMBERGER CANADA LIMITED 发明人 PATTON, BART;POLSKY, YAROM
分类号 E21B15/00;E21B17/10;E21B19/22 主分类号 E21B15/00
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