发明名称 Method of lowering an apparatus
摘要 A method of lowering an apparatus 1 through a body of water includes lowering a guiding element 25 and a weight 27 through the body of water, the lower end of the guiding element 25 being attached to the weight 27 such that the guiding element 25 is under tension and is maintained in a generally vertical orientation when in its lowered position, and lowering the apparatus 1 through the body of water whilst being guided by the guiding element. The apparatus may be subsea protection equipment.
申请公布号 GB2532753(A) 申请公布日期 2016.06.01
申请号 GB20140021015 申请日期 2014.11.26
申请人 Statoil Petroleum AS 发明人 Kjell Einar Ellingsen
分类号 E21B41/00;E21B33/037;E21B41/04 主分类号 E21B41/00
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