Procédé de récupération de l'hélium de mélanges de gaz,申请号FR19620919303-传众专利搜索

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发明名称	Procédé de récupération de l'hélium de mélanges de gaz
摘要
申请公布号	FR1344647(A)	申请公布日期	1963.11.29
申请号	FR19620919303	申请日期	1962.12.20
申请人	SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N. V.	发明人
分类号	B01D53/22;C01B23/00	主分类号	B01D53/22
代理机构		代理人
主权项
地址

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