| 发明名称 |
Elevated pressure liquefier. |
| 摘要 |
<p>The energy efficiency of dual cryogenic distillation of air to produce liquid product in which refrigeration is generated by an expander scheme is improved by operating the low pressure distillation column (721) at an elevated pressure (170 to 350 kPa) vis-a-vis the prior art. <IMAGE></p> |
| 申请公布号 |
EP0580345(A1) |
申请公布日期 |
1994.01.26 |
| 申请号 |
EP19930305480 |
申请日期 |
1993.07.13 |
| 申请人 |
AIR PRODUCTS AND CHEMICALS, INC. |
发明人 |
PRUNESKI, LAWRENCE WALTER;AGRAWAL, RAKESH |
| 分类号 |
F25J3/04;(IPC1-7):F25J3/04;F25J3/02 |
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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