Solvent refining of hydrocarbon oils,申请号US19330692906-传众专利搜索

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发明名称	Solvent refining of hydrocarbon oils
摘要
申请公布号	US2138772(A)	申请公布日期	1938.11.29
申请号	US19330692906	申请日期	1933.10.09
申请人	EDELEANU GESELLSCHAFT, M. B. H.	发明人	SAEGEBARTH ERICH
分类号	C10G21/18	主分类号	C10G21/18
代理机构		代理人
主权项
地址

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