发明名称 |
Manhole cover with damping inlay |
摘要 |
Manhole cover for roads and squares with a damping inlay which is distinguished by increased wear stability and aging resistance, the damping material being an MDI-based polyurethane with a Shore A Hardness of above 80, preferably above 90.
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申请公布号 |
DE3624051(A1) |
申请公布日期 |
1988.01.21 |
申请号 |
DE19863624051 |
申请日期 |
1986.07.16 |
申请人 |
PASSAVANT-WERKE AG & CO KG |
发明人 |
EICHELMANN,HORST,DIPL.-ING.;FUCHS,ALFRED,ING. |
分类号 |
E02D29/12;E02D29/14;(IPC1-7):E02D29/14;C09K3/10;C08G18/76 |
主分类号 |
E02D29/12 |
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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