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发明名称
PROCESSO PARA PRODUZIR UMA ESPUMA DE RESINA DE POLIOLEFINA
摘要
申请公布号
BR7904653(A)
申请公布日期
1980.04.15
申请号
BR19790004653
申请日期
1979.07.20
申请人
HITACHI CHEM CO LTD
发明人
SASANA A;YAMAGUCHI Y
分类号
C08J9/18;C08J9/22;(IPC1-7):C08J9/22
主分类号
C08J9/18
代理机构
代理人
主权项
地址
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