Patent · US Expired

Method and apparatus for purifying water

US6982040B2 · kind B2 · utility

27Cited by
30References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 16, 2003
Grant dateJan 3, 2006
Priority date
Expiry dateJan 31, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC02F2209/44
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

The invention relates to a method for purifying water by dissolving one or more soluble metal salts in the water to provide corresponding metal ions, by dissolving hypohalite into the water, and by regulating the residence time, and thus hypohalite concentration in the device using a venturi nozzle disposed between the metal generator and the hypohalite generator.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.