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发明名称
WASHING METHOD FOR ION-EXCHANGED RESIN IN MIXED-BED DESALTING DEVICE
摘要
申请公布号
KR1019810000051(B1)
申请公布日期
1981.02.24
申请号
KR1019760002747
申请日期
1976.11.04
申请人
发明人
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主分类号
代理机构
代理人
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