Bioreactor processing of wastewater
US6964738B1 · kind B1 · utility
12Cited by
9References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 18, 2003 |
| Grant date | Nov 15, 2005 |
| Priority date | — |
| Expiry date | Dec 10, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W10/10
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A bioreactor tank is internally partitioned into two chambers within which wastewater is respectively aerated and from which a bacteria purified permeate is withdrawn after filtration, while a high bacteria content remnant is recycled between the chambers to repeatedly undergo biological treatment by aeration within one of the tank chambers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.