Method of treating petroleum oils,申请号US19310522988-传众专利搜索

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发明名称	Method of treating petroleum oils
摘要
申请公布号	US1977717(A)	申请公布日期	1934.10.23
申请号	US19310522988	申请日期	1931.03.16
申请人	STANDARD OIL COMPANY OF CALIFORNIA	发明人	DAVIS WILLIAM N.;HAMPTON WILLIAM H.
分类号	C10G17/00	主分类号	C10G17/00
代理机构		代理人
主权项
地址

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