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经营范围
发明名称
Boden zum Inberührungbringen von Gasen und Flüssigkeiten für Rektifizier-, Wasch- und Reaktionskolonnen.
摘要
申请公布号
CH250362(A)
申请公布日期
1947.08.31
申请号
CHD250362
申请日期
1946.03.27
申请人
F. & E. KUEHNI VORM. HANS U. FRITZ KUEHNI
发明人
F. & E. KUEHNI VORM. HANS U. FRITZ KUEHNI
分类号
B01D3/18;B01D3/20
主分类号
B01D3/18
代理机构
代理人
主权项
地址
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