| 发明名称 |
Method for the take-away of vertically extruded synthetic resinous tubes |
| 摘要 |
Tetrafluoroethylene polymer is downwardly extruded employing variable counterweight to provide tube of improved physical properties.
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| 申请公布号 |
US4348345(A) |
申请公布日期 |
1982.09.07 |
| 申请号 |
US19810227842 |
申请日期 |
1981.01.23 |
| 申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
BURNETT, EDWARD L.;STACK, EUGENE V. |
| 分类号 |
B29C47/00;B29C47/34;(IPC1-7):B27J5/00 |
主分类号 |
B29C47/00 |
| 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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