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发明名称
DEVICE FOR USE IN REFINING APPARATUS FOR LIGNOCELLULOSIC MATERIAL
摘要
申请公布号
GB1588430(A)
申请公布日期
1981.04.23
申请号
GB19770053653
申请日期
1977.12.23
申请人
REINHALL R B
发明人
分类号
D21B1/14;D21B1/12;D21D1/30;(IPC1-7):B02C23/00;B02C2/00;B02C7/00
主分类号
D21B1/14
代理机构
代理人
主权项
地址
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