发明授权
- 专利标题: MEHRSCHICHT-POLYMERROHRLEITUNG
- 专利标题(英): Multiply polymer pipe
- 专利标题(中): 多层聚合物管材管件
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申请号: EP94927659.6申请日: 1994-09-28
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公开(公告)号: EP0670774B1公开(公告)日: 1999-03-03
- 发明人: STOEPPELMANN, Georg , PFLEGER, Wolfgang
- 申请人: EMS-INVENTA AG
- 申请人地址: Selnaustrasse 16 8001 Zürich CH
- 专利权人: EMS-INVENTA AG
- 当前专利权人: EMS-INVENTA AG
- 当前专利权人地址: Selnaustrasse 16 8001 Zürich CH
- 代理机构: Becker, Eberhard
- 优先权: DE4333002 19930928; DE4434530 19940927
- 国际公布: WO9509081 19950406
- 主分类号: B32B1/08
- IPC分类号: B32B1/08 ; B32B27/08 ; F16L11/12
摘要:
A multiply polymer pipe has a polyamide-based outer ply, an inner ply made of polyvinylidene fluoride or its copolymers, as well as an adhesive intermediate ply that adhesively interconnects the inner and outer plies.
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