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经营范围
发明名称
Improvements in the separation or purification of lubricating oils
摘要
申请公布号
GB389113(A)
申请公布日期
1933.03.06
申请号
GB19310022247
申请日期
1931.08.06
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
分类号
C10G21/00;C10G21/14
主分类号
C10G21/00
代理机构
代理人
主权项
地址
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