Global patent index - EP 1015828 A1

EP 1015828 A1 2000-07-05 - LOW-TEMPERATURE AIR SEPARATION INSTALLATION

Title (en)

LOW-TEMPERATURE AIR SEPARATION INSTALLATION

Title (de)

ANLAGE ZUR TIEFTEMPERATURZERLEGUNG VON LUFT

Title (fr)

INSTALLATION POUR LA DECOMPOSITION A BASSE TEMPERATURE DE L'AIR

Publication

EP 1015828 A1 (DE)

Application

EP 98948835 A

Priority

  • DE 19737521 A
  • EP 9805181 W

Abstract (en)

[origin: DE19737521A1] The invention relates to an installation for the low-temperature separation of air, comprising at least one rectifying column. In order to improve the thermal balance of this installation, the rectifying column is disposed in an insulating chamber (23) from which air has been evacuated.

IPC 1-7 (main, further and additional classification)

F25J 3/04

IPC 8 full level (invention and additional information)

F25J 3/04 (2006.01); F28F 9/013 (2006.01)

CPC (invention and additional information)

F25J 3/04945 (2013.01); F25J 3/04254 (2013.01); F25J 3/044 (2013.01); F25J 3/04872 (2013.01); F25J 3/0489 (2013.01); F28F 9/013 (2013.01); F25J 2210/42 (2013.01); F25J 2290/62 (2013.01)

Citation (search report)

See references of WO 9911990A1

Designated contracting state (EPC)

AT BE CH DE ES FR GB GR IT LI SE

EPO simple patent family

DE 19737521 A1 19990304; EP 1015828 A1 20000705; WO 9911990 A1 19990311

INPADOC legal status

2003-07-09 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20021217

2002-10-09 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: MESSER GRIESHEIM GMBH

- Ref Legal Event Code: RAP1

2001-11-28 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20011010

2000-07-05 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20000328

2000-07-05 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): AT BE CH DE ES FR GB GR IT LI SE