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发明名称
Method of decolorizing oil
摘要
申请公布号
US2211489(A)
申请公布日期
1940.08.13
申请号
US19380233131
申请日期
1938.10.03
申请人
BIERCE ERNEST C
发明人
BIERCE ERNEST C.
分类号
C10G25/00
主分类号
C10G25/00
代理机构
代理人
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