EP 1937599 A1 20080702 - PROCESS FOR SOFTENING WATER USING A CATION EXCHANGER, AND REGENERATION THEREOF
Title (en)
PROCESS FOR SOFTENING WATER USING A CATION EXCHANGER, AND REGENERATION THEREOF
Title (de)
VERFAHREN ZUR ENTHÄRTUNG VON WASSER MIT HILFE EINES KATIONENAUSTAUSCHERS UND DESSEN REGENERIERUNG
Title (fr)
PROCEDE D'ADOUCISSEMENT DE L'EAU A L'AIDE D'UN ECHANGEUR DE CATIONS ET REGENERATION DE L'ECHANGEUR DE CATIONS
Publication
Application
Priority
- EP 2006067779 W 20061026
- DE 102005051388 A 20051027
Abstract (en)
[origin: WO2007048814A1] The present invention relates to a process for softening water in an industrial reactor, in particular drinking water, using a weakly acidic cation exchanger, wherein the exchanger after taking up alkaline earth metal ions is regenerated by water which contains carbon dioxide dissolved under pressure.
IPC 8 full level
C02F 1/42 (2006.01); C02F 5/00 (2006.01); C02F 103/02 (2006.01)
CPC (source: EP)
B01J 49/53 (2016.12); C02F 1/42 (2013.01); C02F 5/00 (2013.01); C02F 9/00 (2013.01); C02F 2103/02 (2013.01); C02F 2301/046 (2013.01); C02F 2301/066 (2013.01); C02F 2303/16 (2013.01)
Citation (search report)
See references of WO 2007048814A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
DOCDB simple family (application)
EP 2006067779 W 20061026; EP 06807551 A 20061026