发明名称 |
FLEXIBLE CONDUIT WITH HIGH INERTIA HOOP |
摘要 |
<p>The invention concerns a flexible tubular pipe comprising, from inside outwards, a web (1) made of interlocked steel strips, an inner impervious sheath (2) in polymer material, a short-stepped helical winding of interlocked forming wire (3) arranged above the internal sheath (2), at least a hoop (4) consisting of a short-stepped metal wire winding without interlock, at least a long-stepped tractive armouring layer (5) wound around the pressure vault and an outer polymer protective and sealing sheath (8); the sickness (Ef) of the hoop (4) is greater than the thickness (Ez) of the metal forming wire (3), preferably by one to three times.</p> |
申请公布号 |
EP1119726(A1) |
申请公布日期 |
2001.08.01 |
申请号 |
EP19990941699 |
申请日期 |
1999.09.06 |
申请人 |
COFLEXIP |
发明人 |
DUPOIRON, FRANCOIS;ESPINASSE, PHILIPPE, FRANCOIS;JUNG, PATRICE;HOUOT, BERNARD, JACQUES |
分类号 |
F16L11/08;F16L11/16;(IPC1-7):F16L11/16 |
主分类号 |
F16L11/08 |
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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