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经营范围
发明名称
Procédé perfectionné et appareil de traitement des charbons par flottation
摘要
申请公布号
FR1159323(A)
申请公布日期
1958.06.26
申请号
FRD1159323
申请日期
1956.10.12
申请人
CHARBONNAGES DE FRANCE;SOCIETE GRENOBLOISE D'ETUDES ET D'APPLICATIONS HYDRAULIQUES
发明人
分类号
B03B9/00;B03D1/02
主分类号
B03B9/00
代理机构
代理人
主权项
地址
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