DOMESTIC FILTER Russian patent published in 2001 - IPC

FIELD: purification of potable water by filtration. SUBSTANCE: domestic filter has filtering module mounted below reservoir containing water to purified. Filtering module consists of first layer for cleaning water from organic admixtures and introducing silver cations; second layer is used for decontamination of water by iodine compounds and third layer is used for removal of excessive iodine compounds from water and cleaning it from cations, anions and organic admixtures. Third layer is made in form of mixture of activated carbon and anion-exchange resin or in form of mixture of activated carbon, anion-exchange resin and cation-exchange resin or anion-exchange resin and mixture of activated carbon and cation-exchange resin laid in way of water flow. Module is placed for flow of water by gravity either downward or upward. EFFECT: preparation of decontaminated water at high organoleptic properties. 13 cl, 4 dwg