发明名称 Elongate streamlined element capable of changing its curvature and method for making same
摘要 The invention concerns an abrasionproof elongate streamlined element in composite material capable of changing its bend. The streamlined element comprises an elongate hollow body (1) and means (9) made of a composite material stabilised inside the elongate body. The elongate hollow body comprises one or several mechanical fixing means (24) which serve to maintain the composite, material means inside the elongate body, while allowing the means to move axially relative to the elongate element.
申请公布号 GB9901047(D0) 申请公布日期 1999.03.10
申请号 GB19990001047 申请日期 1998.05.05
申请人 INSTITUT FRANCAIS DU PETROLE 发明人
分类号 B29C53/12;B29C53/78;F16L11/16 主分类号 B29C53/12
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