发明名称 Device for a Tower for Well Operations and Use of Same
摘要 A device and method are for well operations. The device includes a tower with an outside and an inside. The tower is provided, on its outside with a work platform vertically movable in the position of use and a vertically movable equipment platform which is independently movable relative to the work platform. The work platform is provided with a hanger device.
申请公布号 US2012318530(A1) 申请公布日期 2012.12.20
申请号 US201013511349 申请日期 2010.11.23
申请人 WOLLUM VIDAR;KORNELIUSSEN JOSTEIN;ODIM JMC AS 发明人 WOLLUM VIDAR;KORNELIUSSEN JOSTEIN
分类号 E21B19/22;E21B19/00;E21B33/06 主分类号 E21B19/22
代理机构 代理人
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