Solvent extraction of petroleum distillates,申请号US19310575241-传众专利搜索

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发明名称	Solvent extraction of petroleum distillates
摘要
申请公布号	US2022259(A)	申请公布日期	1935.11.26
申请号	US19310575241	申请日期	1931.11.16
申请人	STANDARD OIL DEVELOPMENT COMPANY	发明人	STARR JOHN V.
分类号	B01D11/04;C10G21/00	主分类号	B01D11/04
代理机构		代理人
主权项
地址

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