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发明名称
METHOD OF PULPING OF LIGNOCELLULOSE MATERIAL
摘要
申请公布号
PL131834(B1)
申请公布日期
1985.01.31
申请号
PL19790219837
申请日期
1979.11.23
申请人
发明人
分类号
D21C3/20;(IPC1-7):D21C3/20
主分类号
D21C3/20
代理机构
代理人
主权项
地址
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