Invention Application
- Patent Title: PROCESS AND PLANT FOR RECOVERING ARGON IN A UNIT FOR SEPARATING AN AMMONIA SYNTHESIS PURGE GAS
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Application No.: US15720015Application Date: 2017-09-29
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Publication No.: US20180094854A1Publication Date: 2018-04-05
- Inventor: Bertrand Demolliens , Antoine Hernandez
- Applicant: L'Air Liquide, Societe Anonyme pour I'Etude et I'Exploitation des Procedes Georges Claude
- Applicant Address: FR Paris
- Assignee: L'Air Liquide, Societe Anonyme pour I'Etude et I'Exploitation des Procedes Georges Claude
- Current Assignee: L'Air Liquide, Societe Anonyme pour I'Etude et I'Exploitation des Procedes Georges Claude
- Current Assignee Address: FR Paris
- Priority: FRFR1659492 20161003
- Main IPC: F25J1/00
- IPC: F25J1/00 ; C01C1/04 ; C01B23/00 ; B01D5/00 ; C01B21/04
Abstract:
A plant for producing an argon-rich stream from a mixture formed by a purge fluid from a plant for producing ammonia comprises at least two methane scrubbing columns upstream of a methane separation column and, downstream therefrom, a nitrogen/argon separation column.
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