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发明名称
摘要
申请公布号
FR2485949(B1)
申请公布日期
1984.12.07
申请号
FR19800014877
申请日期
1980.07.01
申请人
PROTEX MANUF PRODUITS CHIMIQUES
发明人
分类号
B02C23/06;C04B24/12;C04B24/28;(IPC1-7):B02C23/06;C04B7/54
主分类号
B02C23/06
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代理人
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