发明名称 A METHOD FOR RECOVERING FLUID USED IN POWERING AN UNDERWATER APPARATUS SUBMERGED IN DEEP WATER
摘要 <p>A method for recovering hydraulic fluid used in powering or activating a n underwater apparatus submerged in deep water, the method comprising the steps of flowing fluid to said underwater apparatus (BOP) to power the underwater apparatus (BOP) characterised in that the method further comprises the step of flowing recovered fluid from said underwater apparatus to a fluid recovery apparatus (FRS) submerged in deep water to move said fluid to the surface of the deepwater.</p>
申请公布号 WO2008096170(A1) 申请公布日期 2008.08.14
申请号 WO2008GB50070 申请日期 2008.02.05
申请人 NATIONAL OILWELL VARCO, L.P.;LUCAS, BRIAN;SPRINGETT, FRANK, BENJAMIN;ENSLEY, ERIC, TREVOR 发明人 SPRINGETT, FRANK, BENJAMIN;ENSLEY, ERIC, TREVOR
分类号 E21B33/035;E21B33/064 主分类号 E21B33/035
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