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发明名称
Material exchange columns
摘要
申请公布号
GB918305(A)
申请公布日期
1963.02.13
申请号
GB19600025654
申请日期
1960.07.22
申请人
SULZER FRERES
发明人
分类号
B01D3/28
主分类号
B01D3/28
代理机构
代理人
主权项
地址
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