发明名称 |
System and method for producing high purity argon |
摘要 |
A process and system for producing a high purity argon product with high argon recovery from an air feed stream utilizing a low ratio argon distillation column, a high ratio argon distillation column and a vacuum pressure swing adsorption. unit in combination with a cryogenic air separation plant. The process and system avoids the necessity for an ultrastaged upper column in the cryogenic air separator plant.
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申请公布号 |
US6351971(B1) |
申请公布日期 |
2002.03.05 |
申请号 |
US20000750084 |
申请日期 |
2000.12.29 |
申请人 |
PRAXAIR TECHNOLOGY, INC. |
发明人 |
NGUYEN TU CAM;BERGMAN, JR. THOMAS JOHN |
分类号 |
F25J3/04;(IPC1-7):F25J1/00 |
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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