| 发明名称 |
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| 摘要 |
PURPOSE:To manufacture a plastic tube capable of secure adhering to the inner surface of a pipe as a result of insertion into the pipe followed by expansion on heating, by drawing a sheet consisting of a thermoplastic polymer incorporated with a blowing agent and then winding the resulting drawn sheet in a specific direction to form a tube. |
| 申请公布号 |
JPS5820775(B2) |
申请公布日期 |
1983.04.25 |
| 申请号 |
JP19770030817 |
申请日期 |
1977.03.18 |
| 申请人 |
NITTO ELECTRIC IND CO |
发明人 |
URAHAMA KADOAKI;NODA KEN;TOMINAGA TAKASHI;ROKUSHA TADAHIRO |
| 分类号 |
B29C69/00;B29C45/00;B29C51/00;B29C53/40;B29C53/80;B29C55/18;B29C59/00;B29C61/00;B29C61/04;B29C61/10;B29C63/00;B29C63/34;B29C63/38;B29C63/46;B29C65/00;B29D23/00 |
主分类号 |
B29C69/00 |
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