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发明名称
METHOD AND APPARATUS FOR SUPERATMOSPHERIC PREFOAMING OF EXPANDABLE SYNTHETIC RESINOUS PARTICLES
摘要
申请公布号
US3428720(A)
申请公布日期
1969.02.18
申请号
USD3428720
申请日期
1966.09.28
申请人
DOW CHEM. CO.:THE
发明人
KEITH R. DENSLOW
分类号
B29C44/34;(IPC1-7):B29H7/00
主分类号
B29C44/34
代理机构
代理人
主权项
地址
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