Method for treatment of dioxin-contaminated media
US4981650A · kind A · utility
7Cited by
4References
4Claims
0Family size
Inventors
Key dates
| Filing date | Aug 26, 1987 |
| Grant date | Jan 1, 1991 |
| Priority date | — |
| Expiry date | Aug 26, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S260/14
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
Methods for treating toxic chlorinated dibenzo-p-dioxin-contaminated media by photolytic degradation are disclosed. Soil contaminated wiht such toxins are contacted with a photolysis-activating agent such as 1-hexadecylpyridinium chloride and irradiated with UV radiation in the presence of one or more hydrogen donors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.