Papermaking process using multi-polymer retention and drainage aid,申请号EP19970300969-传众专利搜索

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发明名称	Papermaking process using multi-polymer retention and drainage aid
摘要
申请公布号	EP0790351(A3)	申请公布日期	1999.05.06
申请号	EP19970300969	申请日期	1997.02.14
申请人	NALCO CHEMICAL COMPANY	发明人	ST. JOHN, MICHAEL R.
分类号	D21H17/37;D21H17/43;D21H17/45;D21H17/67;D21H21/10;D21H23/76;(IPC1-7):D21H23/76	主分类号	D21H17/37
代理机构		代理人
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地址

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