# US 11,993,529 B2 · Combined water filtration system for enhancing drinking water properties for human health > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,993,529 B2 - Document ID: US11993529B2 - Status: Granted - Kind: B2 - Application number: 17/415,769 - Filed: 2020-01-09 - Published: 2022-03-10 - Granted: 2024-05-28 - Earliest claimed: 2019-01-15 - Assignees: Aquivio Inc. - Applicants: Ivan Dus; Daniel Hill - Inventors: Ivan Dus; Daniel Hill - Web page: https://patentgrep.com/patent/US11993529B2 ## CPC - C02F 1/005: {Systems or processes based on supernatural or anthroposophic principles, cosmic or terrestrial radiation, geomancy or rhabdomancy} - C02F 9/20: Portable or detachable small-scale multistage treatment devices, e.g. point of use or laboratory water purification systems - C02F 9/00: Multistage treatment of water, waste water or sewage - C02F 1/003: {using household-type filters for producing potable water, e.g. pitchers, bottles, faucet mounted devices (C02F9/20 takes precedence)} - C02F 1/281: {using inorganic sorbents} - C02F 1/283: {using coal, charred products, or inorganic mixtures containing them} - C02F 1/30: by irradiation - C02F 1/444: {by ultrafiltration or microfiltration} - C02F 1/481: {using permanent magnets} - C02F 1/68: by addition of specified substances, e.g. trace elements, for ameliorating potable water (medicinal water A61K) - C02F 1/688: {Devices in which the water progressively dissolves a solid compound} - C02F 2103/026: {Treating water for medical or cosmetic purposes} - C02F 2201/006: Cartridges - C02F 2209/04: Oxidation reduction potential [ORP] - C02F 2209/06: pH - C02F 2303/04: Disinfection - C02F: TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE (separation in general B01D; special arrangements on waterborne vessels of installations for treating water, waste water or sewage, e.g. for producing fresh water, B63J; adding materials to water to prevent corrosion C23F; treating radioactively-contaminated liquids G21F9/04; regeneration of reactants for recirculation into processes, see the relevant places for the processes) ## Abstract A water filtration system for producing filtrated drinking water having increased persistence of free hydrogen, pH and ORP level, includes a pre-filtration device having an inlet terminal configured for being connected with a water source and an outlet terminal; the water filtration system being characterized in further comprising a far-Infrared, fIR, filtration device having an inlet terminal in connection with the outlet terminal of the pre-filtration device and an outlet terminal; and an elemental hydrogen releasing device having an inlet terminal in connection with the outlet terminal of the fIR filtration device and an outlet terminal, the elemental hydrogen releasing device configured for utilizing a reaction between elemental magnesium, Mg, or a magnesium mineral and water flowing there through and configured for releasing free hydrogen and Mg2+ ions to water flowing there through with a Mg2+ release rate in the range from 20 to 40 mg/l of Mg2+ ions. ## Claims ### Claim 1 A water filtration system for producing filtrated drinking water having increased persistence of free hydrogen, pH and Oxidation-Reduction-Potential (ORP) level, comprising: a pre-filtration device having an inlet terminal configured for being connected with a water source and an outlet terminal; the water filtration system being characterized in further comprising: a far-Infrared (fIR) filtration device having an inlet terminal in connection with the outlet terminal of the pre-filtration device and an outlet terminal; and an elemental hydrogen releasing device having an inlet terminal in connection with the outlet terminal of the fIR filtration device and an outlet terminal, the elemental hydrogen releasing device being configured for utilizing a reaction between elemental magnesium (Mg) or a magnesium mineral and water flowing there through and being configured for releasing free hydrogen and Mg2+ ions to water flowing there through on basis of the reaction in equation (1) 2H2O+Mg→Mg2++2OH−+H2 (1) with a Mg2+ release rate in the range from 20 to 40 mg/l of Mg2+ ions; wherein the elemental hydrogen releasing device comprises: a filter casing having a volume from 80 ml to 600 ml; a plurality of elemental Mg or Mg alloy units having an active surface in the range from 100 cm2 to 30,000 cm2; a reactive volume in the range from 10 ml to 120 ml; an inner tube portion which separates the elemental hydrogen releasing device into an inner column portion and an outer barrel portion, wherein the inner column portion is filled with Mg flakes or Mg alloy flakes having a major axis diameter between 1 mm and 5 mm, a minor axis diameter between 0.3 mm and 2 mm, and a thickness between 0.05 mm and 0.2 mm, and wherein the outer barrel portion is filled with Mg balls or Mg alloy balls having a diameter between 1 mm and 10 mm. ### Claim 2 (depends on 1) The water filtration system according to claim 1, wherein the pre-filtration device, the fIR filtration device, and the elemental hydrogen releasing device are physically distinct devices contained in a single filtration cartridge. ### Claim 3 (depends on 1) The water filtration system according to claim 1, wherein the fIR filtration device is configured to emit far Infrared energy having a wavelength in the range from 4 μm to 14 μm. ### Claim 4 (depends on 1) The water filtration system according to claim 1, wherein the fIR filtration device comprises: a first magnet tube which is made of permanent magnets whose N pole or S pole are arranged at upper or lower portion, respectively, and the water flows between the permanent magnets; and a second magnet tube which is made of permanent magnets whose N pole or S pole are arranged at upper or lower portion, respectively. ### Claim 5 (depends on 1) The water filtration system according to claim 1, further comprising: an ultrafiltration device having an inlet terminal connected to the outlet terminal of the fIR filtration device and an outlet terminal connected to the inlet terminal of the elemental hydrogen releasing device. ### Claim 6 (depends on 5) The water filtration system according to claim 5, wherein the ultrafiltration device has a pore size in the range from 0.001 μm to 0.1 μm. ### Claim 7 (depends on 1) The water filtration system according to claim 1, wherein the pre-filtration device has a pore size in the range from 0.05 μm to 3 μm. ### Claim 8 (depends on 1) The water filtration system according to claim 1, further comprising: at least one inline carbon filter device and/or at least one carbon block filter arranged between the pre-filtration device and the fIR filtration device and/or an ultrafiltration device and the elemental hydrogen releasing device. ### Claim 9 (depends on 1) The water filtration system according to claim 1, further comprising: at least one check valve arranged between two of the pre-filtration device, the fIR filtration device, and the elemental hydrogen releasing device to prevent water from flowing backwards through the water filtration system. ### Claim 10 (depends on 1) The water filtration system according to claim 1, wherein the filter casing has a volume from 100 ml to 380 ml; the plurality of elemental Mg or Mg alloy units have an active surface in the range from 1,000 cm2 to 15,000 cm2; and the reactive volume is in the range from 30 ml to 75 ml. ### Claim 11 (depends on 10) The water filtration system according to claim 10, wherein the Mg balls or Mg alloy balls have a diameter between 2 mm and 7 mm. ### Claim 12 (depends on 1) The water filtration system according to claim 1, wherein the Mg alloy units contain a Mg alloy having a Mg content of 50%-99.9% by weight. ### Claim 13 (depends on 10) The water filtration system according to claim 10, wherein the Mg alloy units contain at least one further compound beside Mg, selected form the group consisting of: Ti, Al, Ag, and stainless steel or mixes or alloy thereof. ### Claim 14 (depends on 13) The water filtration system according to claim 13, wherein the Mg alloy units consist of Mg and one compound selected form the group consisting of Ti, Al, Ag, and stainless steel. ### Claim 15 (depends on 1) The water filtration system according to claim 1, wherein the plurality of elemental Mg or Mg alloy units is embedded in active carbon or accompanied by Granulated active Carbon having dimensions similar to the Mg balls or Mg alloy balls having a diameter between 1 mm and 10 mm. ### Claim 16 (depends on 1) The water filtration system according to claim 1, wherein the units completely fill the casing such that the active volume is provided only by the interspace volume of the filter casing not occupied by the volume of the plurality of elemental Mg or Mg alloy units, i.e. the interspace between the units. ### Claim 17 (depends on 1) A water filtration method for generating water having enhanced drinking water properties for human health, comprising: providing a filtration system according to claim 1; connecting the inlet terminal of the pre-filtration device with a water source; and continuously flowing water from the water source through the filtration system.