Refining of mineral oils,申请号US19410390133-传众专利搜索

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发明名称	Refining of mineral oils
摘要
申请公布号	US2343794(A)	申请公布日期	1944.03.07
申请号	US19410390133	申请日期	1941.04.24
申请人	STANDARD OIL DEVELOPMENT COMPANY	发明人	PAULSEN HENRY C.
分类号	C10G29/22	主分类号	C10G29/22
代理机构		代理人
主权项
地址

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