发明名称 |
Serial column cryogenic rectification system for producing high purity nitrogen |
摘要 |
<p>A serial column system for producing relatively large quantities of both high purity nitrogen gas and high purity nitrogen liquid using a first column producing the high purity gas and a second column producing the high purity liquid, with second column top fluid refluxing the first column.</p> |
申请公布号 |
EP0949472(B1) |
申请公布日期 |
2003.07.02 |
申请号 |
EP19990106879 |
申请日期 |
1999.04.07 |
申请人 |
PRAXAIR TECHNOLOGY, INC. |
发明人 |
LYNCH, NANCY, JEAN;VINCETT, MARK, EDWARD;BONAQUIST, DANTE, PATRICK;POTEMPA, KEVIN, JOHN |
分类号 |
F25J3/04;(IPC1-7):F25J3/04 |
主分类号 |
F25J3/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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