Treating lubricating oils,申请号US19320628446-传众专利搜索

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发明名称	Treating lubricating oils
摘要
申请公布号	US2010387(A)	申请公布日期	1935.08.06
申请号	US19320628446	申请日期	1932.08.11
申请人	GULF REFINING COMPANY	发明人	AYRES EUGENE;SMITH HERSCHEL G.
分类号	C10G29/12	主分类号	C10G29/12
代理机构		代理人
主权项
地址

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