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经营范围
发明名称
Procédé pour purifier une suspension de particules fines aimantables dans un liquide
摘要
申请公布号
FR1195946(A)
申请公布日期
1959.11.20
申请号
FRD1195946
申请日期
1958.05.16
申请人
STAMICARBON N. V.
发明人
分类号
B03B5/44
主分类号
B03B5/44
代理机构
代理人
主权项
地址
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