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发明名称
摘要
申请公布号
FR2265700(B1)
申请公布日期
1978.02.17
申请号
FR19740011196
申请日期
1974.03.29
申请人
LAFARGE SA
发明人
分类号
C04B7/43;F27B7/20;(IPC1-7):C04B7/38
主分类号
C04B7/43
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