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发明名称
Perfectionnements aux procédés d'extraction sélective
摘要
申请公布号
FR1033046(A)
申请公布日期
1953.07.07
申请号
FRD1033046
申请日期
1951.02.23
申请人
发明人
COMAR MICHEL
分类号
B01D11/02;B01D11/04;C07D307/62
主分类号
B01D11/02
代理机构
代理人
主权项
地址
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