Water treatment apparatus with dry gas flow
US10800673B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Oct 11, 2017 |
| Grant date | Oct 13, 2020 |
| Priority date | — |
| Expiry date | Oct 11, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2303/04
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A water treatment apparatus 100 subjects water to be treated to ultraviolet treatment with ultraviolet light emitted from LED elements 31. The water treatment apparatus 100 comprises: a flow channel 10 through which water to be treated flows; an LED element housing chamber 30 located on outside of the flow channel 10, with a window portion 20 formed by a transparent member being interposed therebetween; and a plurality of LED elements 31 arranged in the LED element housing chamber 30, wherein the LED element housing chamber 30 has an inlet 34 and an outlet 35 for dry gas, and light emitting surfaces of the plurality of LED elements 31 are exposed to a space in the LED element housing chamber 30.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.