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发明名称
FOERFARANDE FOER FRAMSTAELLNING AV FUKTNINGSRESISTENTA POROESASILIKAGRANULER MED MEKANISK HAOLLFASTHET
摘要
申请公布号
FI69408(C)
申请公布日期
1986.02.10
申请号
FI19840000827
申请日期
1984.03.01
申请人
KEMIRA OY
发明人
VIRTA PIRKKO JOHANNA
分类号
B01J20/10;(IPC1-7):B01J2/28;C01B33/18
主分类号
B01J20/10
代理机构
代理人
主权项
地址
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