| 发明名称 |
Manufacturing corrugated perforated plastic tubes |
| 摘要 |
A device for manufacturing corrugated plastic tube by subjecting an internally unsupported corrugated plastic tube, at a temperature between 30 DEG and 70 DEG C, to the simultaneous action of at least two punching members in one or in two corrugations.
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| 申请公布号 |
US4055098(A) |
申请公布日期 |
1977.10.25 |
| 申请号 |
US19750635175 |
申请日期 |
1975.11.25 |
| 申请人 |
WAVIN B.V. |
发明人 |
LELOUX, ARNOLDUS WILLEM JAN |
| 分类号 |
B26F1/00;(IPC1-7):B26F1/18 |
主分类号 |
B26F1/00 |
| 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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