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经营范围
发明名称
Procédé d'épuration électroosmotique de glycérine ayant subi une épuration chimique préalable
摘要
申请公布号
FR727331(A)
申请公布日期
1932.06.16
申请号
FRD727331
申请日期
1931.12.02
申请人
SIEMENS-ELECTRO-OSMOSE G. M. B. H.
发明人
分类号
C07C31/22;C11D19/00
主分类号
C07C31/22
代理机构
代理人
主权项
地址
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