Process and apparatus for the extraction of helium from gaseous mixtures,申请号US19370145222-传众专利搜索

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发明名称	Process and apparatus for the extraction of helium from gaseous mixtures
摘要
申请公布号	US2151299(A)	申请公布日期	1939.03.21
申请号	US19370145222	申请日期	1937.05.28
申请人	UNITED STATES OF AMERICA	发明人	MILLER BRUCE DE HAVEN
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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