Cryogenic rectification system for producing nitrogen and ultra high purity oxygen,申请号US19920854094-传众专利搜索

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发明名称	Cryogenic rectification system for producing nitrogen and ultra high purity oxygen
摘要
申请公布号	US5195324(A)	申请公布日期	1993.03.23
申请号	US19920854094	申请日期	1992.03.19
申请人	PRAZAIR TECHNOLOGY, INC.	发明人	CHEUNG, HARRY
分类号	F25J3/04	主分类号	F25J3/04
代理机构		代理人
主权项
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