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发明名称
摘要
申请公布号
DE1793818(C2)
申请公布日期
1979.07.26
申请号
DE19671793818
申请日期
1967.10.10
申请人
HOUILLERES DU BASSIN DU NORD ET DU PAS-DE-CALAIS, DOUAI, NORD (FRANKREICH)
发明人
DECITRE, PIERRE, BETHUNE, PAS-DE- CALAIS (FRANKREICH)
分类号
B01D9/00;C07D323/06;(IPC1-7):C07D323/06
主分类号
B01D9/00
代理机构
代理人
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