US2018282194A1PendingUtilityA1
Water purification method and system
Est. expiryApr 3, 2037(~10.7 yrs left)· nominal 20-yr term from priority
Inventors:Paul C. Williamson
C02F 2209/006C02F 2209/04C02F 2201/006C02F 9/20C02F 2209/06C02F 2201/008C02F 2209/07C02F 2209/001C02F 2209/29C02F 2209/008C02F 1/20C02F 2001/425C02F 1/66C02F 9/00C02F 1/42C02F 2103/42C02F 2101/10C02F 2101/38C02F 1/001C02F 1/283C02F 2001/422C02F 2101/322
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Abstract
A method and system used to purify water that removes or reduces volatile organic compounds, calcium carbonate, cyanuric acid, and sodium bicarbonate from water to acceptable levels.
Claims
exact text as granted — not AI-modifiedWhat is claimed is:
1 . A system for purifying water comprising:
a particle filtration system configured to receive a flow of water from a water source and to reduce physical particles and volatile organic material; an ion exchange system configured to receive the flow of water from the particle filtration system and to reduce at least one of calcium hardness and cyanuric acid; a de-gassing system configured to receive the flow of water from the ion exchange system and to reduce the alkalinity.
2 . The system of claim 10 , wherein the particle filtration system is configured to pass the flow of water through a cartridge filter and activated carbon.
3 . The system of claim 10 , wherein the ion exchange system is configured to reduce calcium hardness according to the chemical formula: 2 RNa+CaCO 3 →R 2 Ca+Na 2 CO 3 , wherein R represents a weak acid cation ion exchange resin.
4 . The system of claim 10 , wherein the ion exchange system is configured to reduce cyanuric acid according to the chemical formula: R′HCO 3 +(CNOH) 3 →R′(CNO)(CNOH) 2 +H 2 CO 3 , wherein R′ represents a strong base anion exchange resin.
5 . The system of claim 10 , wherein the de-gassing system is configured to inject acid into the flow of water and agitate the flow of water by spraying the water as water droplets over a chamber of small spheres and forcing air through the chamber so that the water droplets contact the small spheres causing the water droplets to release carbon dioxide.Cited by (0)
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