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经营范围
发明名称
Procédé pour éliminer les impuretés des hydrocarbures, en particulier les substances asphaltiques et résineuses
摘要
申请公布号
FR763190(A)
申请公布日期
1934.04.25
申请号
FRD763190
申请日期
1933.10.30
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
分类号
C10G21/00
主分类号
C10G21/00
代理机构
代理人
主权项
地址
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