Sewage and wastewater treatment plant using anaerobic and aerobic microorganisms
US5843305A · kind A · utility
7Cited by
11References
7Claims
0Family size
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Key dates
| Filing date | Feb 25, 1997 |
| Grant date | Dec 1, 1998 |
| Priority date | — |
| Expiry date | Feb 25, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W10/10
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A sewage and wastewater treatment plant which comprises a bioreactor having an anaerobic treatment tank for anaerobic treatment, an aerobic contacting tank and a microorganism separation tank located in between the anaerobic and aerobic tanks respectively. In the anaerobic and aerobic tanks a media is provided in a layered honeycomb type arrangement for distributing the wastewater and sewage to be treated and for adherence of microorganisms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.