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发明名称
Laite ja menetelmä ligniinin poistamiseksi selluloosamassasta
摘要
申请公布号
FI900623(A0)
申请公布日期
1990.02.08
申请号
FI19900000623
申请日期
1990.02.08
申请人
OJI PAPER CO., LTD.
发明人
KIDO, JUNICHIRO;YAMANAKA, HAJIME;HIRASAWA, MASARU;TSUCHIYA, KEIICHI
分类号
D21C9/147;D21C3/02;D21C7/00;D21C9/10;(IPC1-7):D21C/
主分类号
D21C9/147
代理机构
代理人
主权项
地址
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