Global Patent Index - EP 1175587 B1

EP 1175587 B1 20050216 - METHOD AND INSTALLATION FOR PRODUCING ARGON BY MEANS OF CRYOGENIC DISTILLATION

Title (en)

METHOD AND INSTALLATION FOR PRODUCING ARGON BY MEANS OF CRYOGENIC DISTILLATION

Title (de)

VERFAHREN UND VORRICHTUNG ZUR ARGONERZEUGUNG DURCH TIEFTEMPERATURLUFTZERLEGGUNG

Title (fr)

PROCEDE ET INSTALLATION DE PRODUCTION D'ARGON PAR DISTILLATION CRYOGENIQUE

Publication

EP 1175587 B1 20050216 (FR)

Application

EP 00915223 A 20000327

Priority

  • FR 0000763 W 20000327
  • FR 9903870 A 19990329

Abstract (en)

[origin: WO0058675A1] The invention relates to a method for separating gas that is enriched with argon, whereby the gas is purified in oxygen in a first column (1) and a flow (15) that is collected from the head of the first column is dispatched to an exhaustion column (2). The product (21) is drawn out in a vessel pertaining to said exhaustion column.

IPC 1-7

F25J 3/04

IPC 8 full level

F25J 3/04 (2006.01)

CPC (source: EP US)

F25J 3/04412 (2013.01 - EP US); F25J 3/04678 (2013.01 - EP US); F25J 3/04703 (2013.01 - EP US); F25J 3/04709 (2013.01 - EP US); F25J 3/04721 (2013.01 - EP US); F25J 3/04963 (2013.01 - EP US); F25J 2235/02 (2013.01 - EP US); Y10S 62/924 (2013.01 - EP US)

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

FR 2791762 A1 20001006; FR 2791762 B1 20010615; AU 3660800 A 20001016; DE 60018176 D1 20050324; DE 60018176 T2 20060323; EP 1175587 A1 20020130; EP 1175587 B1 20050216; US 6574988 B1 20030610; WO 0058675 A1 20001005

DOCDB simple family (application)

FR 9903870 A 19990329; AU 3660800 A 20000327; DE 60018176 T 20000327; EP 00915223 A 20000327; FR 0000763 W 20000327; US 93782101 A 20010928