发明授权
US5873264A Cryogenic rectification system with intermediate third column reboil 失效
具有中间第三列再沸器的低温精馏系统

Cryogenic rectification system with intermediate third column reboil
摘要:
A cryogenic rectification system for producing lower purity oxygen comprising a double column with a third column reboiled by feed air at an intermediate level and, optionally, in a staged manner at the bottom level.
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