发明名称 |
EXTRUDER HEAD FOR APPLYING A FOAMED PLASTIC INSULATION TO TELEPHONE WIRES |
摘要 |
The invention concerns an extruder head for regulating the temperature of a flow of molten plastic containing a foaming agent. In the flow passage of the extruder head is arranged a mixer which is inductively heated and transfers heat to the plastic flow thereby regulating the temperature thereof during the passage through the extruder head. |
申请公布号 |
GB2051657(A) |
申请公布日期 |
1981.01.21 |
申请号 |
GB19800015393 |
申请日期 |
1980.05.09 |
申请人 |
NOKIA AB OY |
发明人 |
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分类号 |
H01B13/14;B29B7/00;B29C44/32;B29C47/00;B29C47/02;B29C47/64;B29C47/86;B29C47/92 |
主分类号 |
H01B13/14 |
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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