FILTER FOR WATER DEMINERALIZATION SET Russian patent published in 1994 - IPC

FIELD: demineralization of water. SUBSTANCE: filter has housing with cover and bottom, supply and discharge branch pipes provided with external thread and connected to cover and to bottom, parallel drainage partitions, ion-exchange charge arranged between them and means for avoidance of leakage of water and locking of partitions made in form of flexible rings mounted on either side of partitions. EFFECT: enhanced efficiency. 2 cl, 4 dwg