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发明名称
Fremgangsmåte for fremstilling av bleket papirmasse i höyt utbytte
摘要
申请公布号
NO300225(B1)
申请公布日期
1997.04.28
申请号
NO19920001335
申请日期
1992.04.06
申请人
ELF ATOCHEM SA
发明人
DEVIC, MICHEL
分类号
D21B1/02;D21C9/00;D21C9/10;D21C9/16;(IPC1-7):D21C9/16
主分类号
D21B1/02
代理机构
代理人
主权项
地址
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