发明名称 Tubular article
摘要 The invention relates to a multilayer tubular article, in particular flue-gas compensator, which, from the inside outwards, consists of a fluorinated rubber layer, a strengthening support and a further fluorinated rubber layer. The essential feature of this body is that a fluorine-containing plastic film is arranged at both sides between the strengthening support and the fluorinated rubber layer.
申请公布号 DE3721128(A1) 申请公布日期 1989.01.05
申请号 DE19873721128 申请日期 1987.06.26
申请人 PHOENIX AG 发明人 HELLMIG,WINFRIED;FRIEDERICH,HANS-WERNER,DIPL.-ING.
分类号 F16L11/12;F16L51/02;(IPC1-7):F16L11/12;F16L51/00 主分类号 F16L11/12
代理机构 代理人
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