发明名称 |
EXTRUDER FOR THE CONTINUOUS HANDLING AND/OR PROCESSING OF FREE-FLOWING MATERIALS |
摘要 |
<p>An extruder has at least three parallel, co-rotating shafts disposed in a cavity therein along a circle. The shafts are equipped with screw elements closely intermeshing over their whole circumference. At least one screw element is formed as a passage screw element with recesses in the screw crest, screw core and/or screw flank. Downstream of a supply port an element is provided for inhibiting the product flow in the flight of the passage screw element. A degassing opening is located downstream and adjacent the inhibiting element.</p> |
申请公布号 |
EP1526959(B1) |
申请公布日期 |
2007.04.11 |
申请号 |
EP20030764914 |
申请日期 |
2003.05.14 |
申请人 |
BLACH VERWALTUNGS GMBH & CO. KG |
发明人 |
BLACH, JOSEF, A. |
分类号 |
B29C47/42;A21C1/02;A21C1/06;B01F7/08;B29B7/48;B29C47/36;B29C47/40;B29C47/60 |
主分类号 |
B29C47/42 |
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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