MULTISTAGE BRIGHTENING OF HIGH YIELD AND ULTRA HIGH-YIELD WOOD PULPS,申请号EP19850308862-传众专利搜索

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发明名称	MULTISTAGE BRIGHTENING OF HIGH YIELD AND ULTRA HIGH-YIELD WOOD PULPS
摘要
申请公布号	EP0187477(B1)	申请公布日期	1989.07.19
申请号	EP19850308862	申请日期	1985.12.05
申请人	PULP AND PAPER RESEARCH INSTITUTE OF CANADA	发明人	LIEBERGOTT, NORMAN;HEITNER, CYRIL
分类号	D21C9/16;D21C9/10	主分类号	D21C9/16
代理机构		代理人
主权项
地址

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