RECOVERY OF DEWAXING PROMOTER USING ASYMMETRIC POLYIMIDE ULTRAFILTRATION MEMBRANE,申请号JP19890069110-传众专利搜索

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发明名称	RECOVERY OF DEWAXING PROMOTER USING ASYMMETRIC POLYIMIDE ULTRAFILTRATION MEMBRANE
摘要
申请公布号	JPH028295(A)	申请公布日期	1990.01.11
申请号	JP19890069110	申请日期	1989.03.20
申请人	EXXON RES & ENG CO	发明人	WAN KEI WAN
分类号	B01D61/14;B01D71/64;C10G73/02;C10G73/04;C10G73/34	主分类号	B01D61/14
代理机构		代理人
主权项
地址

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