Method and apparatus for processing organic chlorine compounds
US6723242B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 22, 2000 |
| Grant date | Apr 20, 2004 |
| Priority date | — |
| Expiry date | Nov 22, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62D2101/28
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
In the method of processing an organic chlorine compound in accordance with the present invention, slurry containing fly ash K including dioxins are supplied from a pretreatment bath to a biological treatment bath of a processing apparatus; nitrifying bacteria, denitrifying bacteria, aqueous ammonia, and methanol are supplied to the slurry from a nitrifying bacteria storage bath, a denitrifying bacteria storage bath, an ammonia storage bath, and a methanol storage bath, respectively; and a nitrifying reaction is carried out by the nitrifying bacteria in an aerobic atmosphere, so as to decompose the dioxins along with the nitrifying reaction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.