| 发明名称 |
Double worm extruder with meshing screws |
| 摘要 |
A double worm extruder has the ribs of its screws of trapezoidal cross section between divergent flanks to minimize wear of the housing surface.
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| 申请公布号 |
US5350231(A) |
申请公布日期 |
1994.09.27 |
| 申请号 |
US19930143826 |
申请日期 |
1993.10.27 |
| 申请人 |
FRIEDRICH THEYSOHN GMBH |
发明人 |
EIGRUBER, HORST |
| 分类号 |
B01F7/08;B29C47/40;(IPC1-7):B01F7/08 |
主分类号 |
B01F7/08 |
| 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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