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经营范围
发明名称
摘要
申请公布号
DE2528601(B2)
申请公布日期
1979.05.31
申请号
DE19752528601
申请日期
1975.06.26
申请人
TOKUYAMA SODA K.K., TOKUYAMA, YAMAGUCHI (JAPAN)
发明人
IZUMI, YUSUKE, SHINNANYO;MIYAZAKI, HIDETAKA;KAWAHARA, SHIN-ICHI
分类号
B01J23/40;C01B15/029;(IPC1-7):C01B15/02
主分类号
B01J23/40
代理机构
代理人
主权项
地址
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