发明名称 PROTECTIVE DEVICE FOR PIPE PARTIALLY LAID ON THE SEAFLOOR
摘要 <p>The invention concerns a protective device for a pipe partially laid on the seafloor, comprising at least a protective element (9) arranged around at least one portion of the pipe part (4) to be protected and characterised in that said protective element (9) is mounted rotating freely about said portion.</p>
申请公布号 WO9945309(A1) 申请公布日期 1999.09.10
申请号 WO1999FR00427 申请日期 1999.02.25
申请人 COFLEXIP 发明人 RODRIGUES, SERTA;ARCHAMBAUD, DENIS
分类号 F16L57/06;(IPC1-7):F16L57/00 主分类号 F16L57/06
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