Patent EP0331028A1 successfully refreshed from Google Patents.
EP0331028A1
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EP
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Process for the purification of crude argon
Assignee: Linde GmbH
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Filing: 1989-02-24
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Granted: —
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Expires: 2009-02-24
Abstract
Abstract A process is described for purification of crude argon, obtained partially as a liquid, partially in the gaseous state. The majority of the crude argon is removed (4) as a liquid and its pressure is increased by utilisation of the hydrostatic potential. Subsequently the crude argon obtained as a liquid is evaporated (6), freed (9, 10) from oxygen and passed to a rectification (13). The crude argon (5) obtained in the gaseous state is likewise further processed, in that it is compressed and passed to the remaining crude argon after the evaporation. …<IMAGE>…
Inventors
- 👤 Eugen Dipl.-Ing. Schönpflug
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-02 14:56
CPC Classifications
F; F25; F25J; F25J3/00; F25J3/02; F25J3/04; F25J3/04642; F25J3/04648; F25J3/04721; F25J3/04733; F25J3/04739; C; C01; C01B; C01B23/00; F25J2205/00; F25J2205/82; F25J2230/00; F25J2230/58; Y; Y10; Y10S; Y10S62/00; Y10S62/923; Y10S62/924
Claims Analysis
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References Cited (Backward Citations)
EP0017538A1
Cited
EP0171711A2
Cited
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