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发明名称
A method for optically brightening paper
摘要
申请公布号
EP0905317(B1)
申请公布日期
2009.12.23
申请号
EP19980810889
申请日期
1998.09.08
申请人
BASF SE
发明人
ENGELHARDT, THOMAS;ROHRINGER, PETER
分类号
D21H21/30;D21H17/68;D21H19/40
主分类号
D21H21/30
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代理人
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