PLANT AND METHOD FOR LOW-TEMPERATURE AIR SEPARATION
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United States of America
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Nov 14, 2024
app pub date -
Aug 26, 2022
filing date -
Aug 26, 2022
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Abstract
The invention relates to a plant for low-temperature air separation, having a rectification column system comprising a high-pressure column, a divided low-pressure column and a divided argon column, and a cold box system comprising a first cold box and a second cold box. The high-pressure column is arranged beneath the lower section of the low-pressure column. The high-pressure column together with the lower section of the low-pressure column is located in the first cold box, and the top section of the low-pressure column in the second cold box. It is proposed to arrange the base section of the argon column in the first cold box and the top section of the argon column in the second cold box, or vice versa. The present invention likewise provides a corresponding method.
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