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经营范围
发明名称
Process for the elimination of oxygen from gases
摘要
申请公布号
US2693446(A)
申请公布日期
1954.11.02
申请号
US19500138143
申请日期
1950.01.12
申请人
DE DIRECTIE VAN DE STAATSMIJNEN IN LIMBURG
发明人
KREVELEN DIRK W. VAN
分类号
B01D53/46;C01B23/00
主分类号
B01D53/46
代理机构
代理人
主权项
地址
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