发明名称 |
BIAXIAL STRETCHING OF PLASTIC TUBES |
摘要 |
A continuous process and apparatus for producing oriented plastic tube comprising the steps of extrusion, temperature conditioning, diametrical expansion and cooling, characterized by the step of inducing axial draw of the tube between first and second haul-off means located upstream of the expansion step. |
申请公布号 |
EP0850136(B1) |
申请公布日期 |
2003.01.02 |
申请号 |
EP19960929140 |
申请日期 |
1996.09.13 |
申请人 |
VINIDEX PTY LTD;UPONOR INNOVATION AB |
发明人 |
CHAPMAN, PETER, GLANVILLE;JARVENKYLA, JYRI |
分类号 |
B29C47/88;B29C47/90;B29C55/26;B29C55/28 |
主分类号 |
B29C47/88 |
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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