发明名称 |
Device for use for mounting and alignment of a christmas tree on a wellhead |
摘要 |
A mounting device for mounting a Christmas tree on a wellhead at sea, for use during a lowering of the Christmas tree from a platform to a drilling template which is located on the seabed. The mounting device includes an adaptor with end sections for connection with respective sections of the drilling template and the Christmas tree. The end sections of the adaptor have alignment bodies which are arranged for engagement with coacting alignment bodies of the drilling template and the Christmas tree.
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申请公布号 |
US6408949(B1) |
申请公布日期 |
2002.06.25 |
申请号 |
US20000530646 |
申请日期 |
2000.09.05 |
申请人 |
KONGSBERG OFFSHORE A/S |
发明人 |
AQUILERA PATRICE;BERTELSEN KARL-ARNE;KNOPH TORE |
分类号 |
E21B33/035;(IPC1-7):E21B33/038 |
主分类号 |
E21B33/035 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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