发明申请
- 专利标题: Workover Riser Compensator System
- 专利标题(中): 修井提升机补偿系统
-
申请号: US12307379申请日: 2007-07-05
-
公开(公告)号: US20090304454A1公开(公告)日: 2009-12-10
- 发明人: Jeffrey Edwards
- 申请人: Jeffrey Edwards
- 申请人地址: GB Dyce Aberdeen
- 专利权人: Enovate Sytems Limited
- 当前专利权人: Enovate Sytems Limited
- 当前专利权人地址: GB Dyce Aberdeen
- 优先权: GB0613393.8 20060706
- 国际申请: PCT/GB2007/002516 WO 20070705
- 主分类号: E21B17/01
- IPC分类号: E21B17/01 ; E21B43/01
摘要:
A tensioning apparatus for applying a substantially constant tension to a workover riser (12) includes a first portion (40) adapted to be coupled to a workover riser, a second portion (44) adapted to be coupled to a marine riser (14) and tensioning means (46) for providing relative movement between the first portion and the second portion to, in use, tension the workover riser.
信息查询