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经营范围
发明名称
REMOVAL OF PARAMAGNETIC GASES
摘要
申请公布号
US3682585(A)
申请公布日期
1972.08.08
申请号
USD3682585
申请日期
1971.02.24
申请人
DOW CHEM. CO.:THE
发明人
LUDO K. FREVEL;LEONARD J. KRESSLEY
分类号
B01D53/34;B01D53/68;(IPC1-7):B01D53/34
主分类号
B01D53/34
代理机构
代理人
主权项
地址
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