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发明名称
IMPROVEMENT OF THE APPARATUS FOR THE CONTINUOUS MANUFACTURE OF EXTRUDED PROFILES
摘要
Means for controlling polymer pressure in a molding device by varying pressures in a stepping mode to both sides of the diaphragm-operated control valve.
申请公布号
ZA7008045(B)
申请公布日期
1971.09.29
申请号
ZA19700008045
申请日期
1970.11.27
申请人
AKZO NV
发明人
KOSTER O
分类号
B29C47/92;G05D16/18
主分类号
B29C47/92
代理机构
代理人
主权项
地址
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