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发明名称
Removal of heavy metal ions from non-aqucous sulphur trioxide solutions
摘要
申请公布号
GB766764(A)
申请公布日期
1957.01.23
申请号
GB19550005485
申请日期
1955.02.23
申请人
THE DOW CHEMICAL COMPANY
发明人
分类号
C01B17/90
主分类号
C01B17/90
代理机构
代理人
主权项
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