Improvements in or relating to the separation of gaseous mixtures,申请号GB19470020507-传众专利搜索

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发明名称	Improvements in or relating to the separation of gaseous mixtures
摘要
申请公布号	GB635298(A)	申请公布日期	1950.04.05
申请号	GB19470020507	申请日期	1947.07.29
申请人	KOPPERS COMPANY INC.	发明人
分类号	B01D53/22;B01D53/26	主分类号	B01D53/22
代理机构		代理人
主权项
地址

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