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发明名称
Blown film extrusion plant
摘要
In a blown film extrusion plant comprising a blow head and an air cooling ring, between the blow head and the air cooling ring at least one cooling device should be provided.
申请公布号
US8628719(B2)
申请公布日期
2014.01.14
申请号
US201213530266
申请日期
2012.06.22
申请人
OHLENDORF FRIEDRICH
发明人
OHLENDORF FRIEDRICH
分类号
B29C49/64
主分类号
B29C49/64
代理机构
代理人
主权项
地址
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