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公开(公告)号：US12116748B2
公开(公告)日：2024-10-15
申请号：US17639775
申请日：2020-08-27
申请人： EQUINOR ENERGY AS
发明人： Kjell Einar Ellingsen , Jone Stangeland , Geir Gundersen Fuhr , Lorents Reinås , Morten Æther , Harald Sigurd Nesse , Asle Eide
CPC分类号： E02D27/525 , E02D7/20 , E02D2250/0053 , E02D2600/20 , E21B41/10
摘要： A subsea foundation system and a method of connecting a lower pipe portion to a subsea foundation are provided. The method includes: providing the subsea foundation, an upper pipe portion being connected to the subsea foundation, deploying the subsea foundation subsea; and connecting the lower pipe portion to the upper pipe portion. The subsea foundation system includes: the subsea foundation; the upper pipe portion connected to the subsea foundation, and the lower pipe portion. The lower pipe portion can be connected to the upper pipe portion subsea. The lower pipe portion may be connected to the subsea foundation in a stowed position before deployment subsea. The lower pipe portion may be connected to a pull-in arrangement before deployment subsea.
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公开(公告)号：US12055041B2
公开(公告)日：2024-08-06
申请号：US17637952
申请日：2020-08-27
申请人： EQUINOR ENERGY AS
发明人： Lorents Reinås , Morten Sæther , Harald Sigurd Nesse , Kjell Einar Ellingsen , Jone Stangeland , Geir Gundersen Fuhr
摘要： An apparatus for removing soil from a conduit for a subsea well that is forced or placed into a seabed is provided. The apparatus comprises a soil disturbance device to displace soil within the conduit before drilling is performed. A method of removing soil from a conduit for a subsea well that is forced or placed into a seabed is also provided. The method comprises using a soil disturbance device to displace soil within the conduit before drilling is performed.
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