Double column air separation process with hybrid upper column

Details Double column air separation process with hybrid upper column Double column air separation process with hybrid upper column

1988-02-10

1989-06-13

Capossela, Ronald C.

Refrigeration

Processes

Circulating external gas

62 24, F25J 304

Patent

active

048389137

ABSTRACT:
A double rectification column air separation system with an associated argon column having a hybrid upper column containing both trays and packing in a defined construction wherein the upper column contains essentially exclusively packing below the argon column feed takeoff.

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