发明名称 |
SCREW ELEMENTS WITH REDUCED ENERGY INPUT DURING PRESSURE BUILD-UP |
摘要 |
The invention relates to screw elements having novel, closely intermeshing, self-cleaning co-rotating screw profiles, for use in multi-shaft screw extruders having screw shafts that co-rotate in pairs and that exactly wipe off in pairs. The invention further relates to the use of the screw elements in multi-shaft screw extruders and to a method for producing the screw elements. |
申请公布号 |
WO2009152974(A3) |
申请公布日期 |
2011.03.10 |
申请号 |
WO2009EP04122 |
申请日期 |
2009.06.09 |
申请人 |
BAYER TECHNOLOGY SERVICES GMBH;BIERDEL, MICHAEL;KOENIG, THOMAS;LIESENFELDER, ULRICH |
发明人 |
BIERDEL, MICHAEL;KOENIG, THOMAS;LIESENFELDER, ULRICH |
分类号 |
B29C47/40;B29B7/48;B29C47/64 |
主分类号 |
B29C47/40 |
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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