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发明名称
VERFAHREN ZUR DELIGNIFIZIERUNG VON LIGNOZELLULOSEHALTIGEM MATERIAL
摘要
申请公布号
DE2509746(B2)
申请公布日期
1977.08.18
申请号
DE19752509746
申请日期
1975.03.06
申请人
发明人
分类号
D21C3/00;D21C3/22;D21C9/10;(IPC1-7):D21C3/02
主分类号
D21C3/00
代理机构
代理人
主权项
地址
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