| 发明名称 |
Apparatus for feeding synthetic resin powder to screw extruder |
| 摘要 |
An apparatus for the feeding of powderous resin material to a vacuum hopper is improved by providing at least one vertical pipe-line portion between the resin tank and the vacuum hopper, and disposing a flow restricting element such as an orifice in this pipe-line portion.
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| 申请公布号 |
US4486100(A) |
申请公布日期 |
1984.12.04 |
| 申请号 |
US19830497913 |
申请日期 |
1983.05.25 |
| 申请人 |
KUREHA KOGYO KABUSHIKI KAISHA |
发明人 |
ENDO, KAICHI;KATAHIRA, YOSHIHIRO;HAYASHI, EIICHI;NAKANO, SATOSHI |
| 分类号 |
B29C31/00;B29B9/00;B29C31/02;B29C31/04;B29C47/10;B29C47/92;(IPC1-7):B29B5/00 |
主分类号 |
B29C31/00 |
| 代理机构 |
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代理人 |
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