发明名称 SLIP CONNECTION WITH ADJUSTABLE PRE-TENSIONING
摘要 <p>A telescopic riser section device (4) for a riser (3) which is arranged to connect a wellhead (1) to a surface vessel (2), the telescopic riser section (4) being placed between the wellhead (1) and the riser (3) and being provided with at least one actuator (44) arranged to apply a downward tensile force to the riser (3); an actuator-pressurizing circuit (45) being connected to the at least one actuator (44) and being arranged on the riser section (4) and/or on the riser (3).</p>
申请公布号 WO2009154474(A1) 申请公布日期 2009.12.23
申请号 WO2009NO00228 申请日期 2009.06.18
申请人 NOROCEAN AS;HAUGLAND, TROND 发明人 HAUGLAND, TROND
分类号 E21B17/07;E21B17/08 主分类号 E21B17/07
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