METHOD FOR DELIGNIFYING AND BLEACHING A LIGNOCELLULOSE MATERIAL,申请号EP19930913166-传众专利搜索

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发明名称	METHOD FOR DELIGNIFYING AND BLEACHING A LIGNOCELLULOSE MATERIAL
摘要
申请公布号	EP0647158(B1)	申请公布日期	1997.08.20
申请号	EP19930913166	申请日期	1993.06.21
申请人	ELF AQUITAINE	发明人	BOE, JEAN-FRANCOIS;GIRERD, JEAN-JACQUES;GUIGNARD, CLAUDE;SERIS, JEAN-LOUIS;VERLHAC, JEAN-BAPTISTE
分类号	B01J31/22;D21C9/10;B01J31/18;D21C9/16;(IPC1-7):B01J31/32	主分类号	B01J31/22
代理机构		代理人
主权项
地址

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