Process for removing phosphate from waste water
US5759401A · kind A · utility
18Cited by
5References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 22, 1996 |
| Grant date | Jun 2, 1998 |
| Priority date | — |
| Expiry date | Jan 22, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S210/906
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
An improved process for removing phosphate from waste water comprising simultaneously injecting a coagulating agent upstream and downstream of a stage of biological oxidation in aerobic medium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.