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EP0410831A1 Expired / Lapsed EP ⏱️ 0.0 years remaining

Argon producing air distillation unit

Assignee: Air Liquide SA
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Filing: 1990-07-04
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Granted: —
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Expires: 2010-07-04
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Abstract

Abstract Translated from French La colonne de production d'argon impur (2) est surmontée d'un tronçon de colonne auxiliaire (9) refroidi en tête par vaporisation de liquide pauvre soutiré en tête de la colonne moyenne pression (3) et détendu. Application à l'adjonction de moyens de production argon à une double colonne de distillation d'air. The impure argon production column (2) is surmounted by an auxiliary column section (9) cooled at the head by vaporization of lean liquid withdrawn at the head of the medium pressure column (3) and expanded. Application to the addition of argon production means to a double air distillation column.

Inventors

  • 👤 Odile Guilleminot

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-08 01:05
CPC Classifications
F; F25; F25J; F25J3/00; F25J3/02; F25J3/04; F25J3/04763; F25J3/04866; F25J3/04969; F25J3/04406; F25J3/04412; F25J3/04642; F25J3/04648; F25J3/04654; F25J3/04666; F25J3/04672; F25J3/0469; Y; Y10; Y10S; Y10S62/00; Y10S62/923; Y10S62/924

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

FR2550325A1 Cited
WO1988006705A1 Cited

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