Method for treating colored liquid and apparatus for treating colored liquid
US6589396B2 · kind B2 · utility
4Cited by
10References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 25, 1999 |
| Grant date | Jul 8, 2003 |
| Priority date | — |
| Expiry date | Jun 25, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W10/37
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A process for treating colored liquid comprises a step of contacting a colored liquid and functional water generated by electrolysis of a water solution of an electrolyte under light irradiation, to decolorize efficiently and stably to a low chromaticity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.