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DEVICE FOR PRODUCING INJECTION MOLDED PET-PREFORMS

申请公布号:EP1784296(B1)

申请号:EP20050756835

申请日期:2005.06.21

申请公布日期:2012.11.21

申请人:
KRAUSSMAFFEI TECHNOLOGIES GMBH;KRAUSSMAFFEI BERSTORFF GMBH

发明人:FISCHBACH, GUNTHER;LIEBHOLD, JENS;BERNDT, MARKUS;ZIMMET, RAINER;SIEVERDING, MATTHIAS

分类号:B29C45/18;B29C45/54;B29C45/63;B29C47/10;B29C47/76

主分类号:B29C45/18

摘要:<p>Injection molding machine for producing polyethylene terephthalate preforms has an extruder (1) for plasticizing granular raw material. This feeds plastic to a buffer (2) which transfers it to a piston and cylinder unit (3) for further processing. The extruder is a twin screw extruder with at least two degassing zones (6, 8).</p>

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