| 发明名称 |
FLERSKIKTSPRESSFORM |
| 摘要 |
A multi-layer extrusion die wherein a temperature control mechanism for heating or cooling an inner layer resin is provided inside an inner layer resin flow path, and resins flowing through respective resin flow paths are each heated to a suitable temperature so as to eliminate possibilities of occurrence of burning of the resin and the like. |
| 申请公布号 |
FI831060(L) |
申请公布日期 |
1983.12.08 |
| 申请号 |
FI19830001060 |
申请日期 |
1983.03.29 |
| 申请人 |
IDEMITSU PETROCHEMICAL CO., LTD |
发明人 |
HONDA, YUKIO;KOMATSU, HITOSHI;MIHARA, YOSHIYUKI |
| 分类号 |
B29C49/00;B29B7/00;B29B11/10;B29C47/00;B29C47/06;B29C47/26;B29C47/86;B29C47/92;B29C49/04;B29C49/22;B29C49/48;B29C49/68;B29C65/00;B29D23/00 |
主分类号 |
B29C49/00 |
| 代理机构 |
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代理人 |
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