Patent · US Active

Ultraviolet irradiation water treatment apparatus

US7838845B2 · kind B2 · utility

7Cited by
10References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 21, 2008
Grant dateNov 23, 2010
Priority date
Expiry dateSep 14, 2028

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC02F2201/328
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

An ultraviolet irradiation water treatment apparatus includes a vessel having a cylindrical side portion, and plural rod-shaped ultraviolet lamps are disposed in parallel with a central axis of the side portion in the vessel. A water inlet pipe through which water flows into the vessel is provided in an outer wall of the side portion at a position in a tangential direction of an inner periphery of the side portion.

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