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发明名称
Perfectionnements aux installations de séparation des mélanges gazeux par liquéfaction à basse température
摘要
申请公布号
FR1123353(A)
申请公布日期
1956.09.20
申请号
FRD1123353
申请日期
1955.03.09
申请人
L'AIR LIQUIDE
发明人
分类号
F25J3/02
主分类号
F25J3/02
代理机构
代理人
主权项
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