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发明名称
SAETT ATT BLEKA
摘要
The invention concerns a method of bleaching particles containing calcium carbonate by keeping them in contact with an aqueous solution containing hydrogen peroxide and having a pH-value below 8.
申请公布号
SE9003440(L)
申请公布日期
1992.04.30
申请号
SE19900003440
申请日期
1990.10.29
申请人
EKA NOBEL AB;FAXE KALK
发明人
HELLSTROEM P
分类号
C09C1/00;C09C1/02;D21H17/67;D21H19/38
主分类号
C09C1/00
代理机构
代理人
主权项
地址
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