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发明名称
Procédé d'obtention de solutions colloïdales à base de pétrole
摘要
申请公布号
FR35742(E)
申请公布日期
1930.03.27
申请号
FRD35742
申请日期
1928.08.07
申请人
发明人
PERRAUD SVLVAIN-MARIE
分类号
B01F17/00
主分类号
B01F17/00
代理机构
代理人
主权项
地址
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