发明名称 |
Pipe for aggressive waste water |
摘要 |
A pipe for aggressive waste water consists of steel concrete sections (1) with an inner thermoplastic lining (2), especially a high density polyethylene lining, which is resistant to the waste water. The pipe has an inner seam chamber (3) and the lining has flange sections (6) at the pipe ends. A compression seam band (7) is located between the flange sections and consists of a material which is resistant to the waste water. The band preferably consists of a closed pored elastomer.
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申请公布号 |
DE19743970(A1) |
申请公布日期 |
1999.04.08 |
申请号 |
DE19971043970 |
申请日期 |
1997.10.06 |
申请人 |
HOCHTIEF AG VORM. GEBR. HELFMANN, 45128 ESSEN, DE |
发明人 |
SENZ, FRANZ-JOSEF, 50171 KERPEN, DE |
分类号 |
F16L9/08;(IPC1-7):F16L9/08;F16L9/14 |
主分类号 |
F16L9/08 |
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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