Methods and systems for treating wastewater
US8894857B2 · kind B2 · utility
6Cited by
182References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 21, 2011 |
| Grant date | Nov 25, 2014 |
| Priority date | — |
| Expiry date | Oct 2, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S210/903
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A method and system of treating wastewater is disclosed. The treatment system has a nitrification-denitrification system comprising a sorption system, a biofilm system, and an anaerobic digester that digests or converts at least a portion of the solids or sludge from the sorption system and biofilm system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.