Method and system for filtration of wastewater
US7396466B2 · kind B2 · utility
0Cited by
1References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 29, 2004 |
| Grant date | Jul 8, 2008 |
| Priority date | — |
| Expiry date | Sep 10, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S210/903
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A system (10) comprising multiple units (40a-40h) and method for filtration of wastewater (20) is disclosed. Simultaneous denitrification of a single filter unit and normal filtration of the remaining filter units is provided for. Separate flow control systems (36) are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.