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经营范围
发明名称
Process and apparatus for the separation of oxygen from air
摘要
申请公布号
US2688854(A)
申请公布日期
1954.09.14
申请号
US19520278669
申请日期
1952.03.26
申请人
CHEMICAL CONSTRUCTION CORPORATION
发明人
JR. LOUIS N. ALLEN,
分类号
F25J3/06
主分类号
F25J3/06
代理机构
代理人
主权项
地址
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