A METHOD OF REMOVING IMPURITIES FROM N-METHYL-PYRROLIDONE USED FOR SOLVENT EXTRACTION OF LUBE OIL FRACTIONS USING ACTIVATED ALUMINA,申请号EP19870305022-传众专利搜索

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发明名称	A METHOD OF REMOVING IMPURITIES FROM N-METHYL-PYRROLIDONE USED FOR SOLVENT EXTRACTION OF LUBE OIL FRACTIONS USING ACTIVATED ALUMINA
摘要
申请公布号	EP0251517(A3)	申请公布日期	1989.02.08
申请号	EP19870305022	申请日期	1987.06.05
申请人	EXXON RESEARCH AND ENGINEERING COMPANY	发明人	KRUPAY, BORDAN WALTER;REID, LLOYD E.
分类号	B01D15/00;C07D207/267;C10G21/28;C10M177/00;(IPC1-7):C10G21/28	主分类号	B01D15/00
代理机构		代理人
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