METHODE ZUR VERWENDUNG UND REGENERATION VON ANIONISCHEN HARZEN IN RÜCKFLUSSWASSERSYSTEMEN VON FARBLÖSUNGEN UND ÄHNLICHEN

摘要

The method for utilisation and regeneration of anionic resins in reflux water treatment systems is used in the treatment of reflux water and especially those from dye-works, and comprises: treatment in equicurrent with acidified NaCl solution, especially acidified with HCl; bubbling with air; and treatment in counter-current with NaCl.