Recovery of solvents,申请号US19340746329-传众专利搜索

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发明名称	Recovery of solvents
摘要
申请公布号	US2111822(A)	申请公布日期	1938.03.22
申请号	US19340746329	申请日期	1934.10.01
申请人	STANDARD OIL COMPANY	发明人	JR. FREDERICK W. SULLIVAN,
分类号	C10G21/28	主分类号	C10G21/28
代理机构		代理人
主权项
地址

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