WATER TREATING EQUIPMENT Russian patent published in 1995 - IPC

FIELD: treatment of water. SUBSTANCE: equipment is provided with inlet and outlet branch pipes, distribution plates and multilayer sorbing charge. The first and last layer of the charge contain neutral or ion-exchanging amorphous fibrous polymeric material or fibrous activated carbon. Between these: a layer of strong basic anion-exchange resin based on polypropylene fibre with graft copolymer of styrene and divinyl benzene and a layer of mixture of fibrous activated carbon and strong basic or strong acid ion exchanger or granulated activated carbon. EFFECT: higher efficiency. 3 cl, 1 dwg, 3 tbl