Refrigeration – Processes – Circulating external gas
Patent
1989-10-11
1990-06-12
Capossela, Ronald C.
Refrigeration
Processes
Circulating external gas
55 66, F25J 304
Patent
active
049322125
ABSTRACT:
A process is disclosed for producing gaseous crude argon by low-temperature rectification of air wherein a portion of the compressed air is further compressed. The further compressed air is partially liquefied by countercurrent heat exchange with evaporating crude argon obtained in the liquid phase, this crude argon being under elevated pressure.
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Capossela Ronald C.
Linde Aktiengesellschaft
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