Method of using water soluble polymers in a membrane biological reactor
US6926832B2 · kind B2 · utility
35Cited by
13References
17Claims
0Family size
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Key dates
| Filing date | Dec 26, 2002 |
| Grant date | Aug 9, 2005 |
| Priority date | — |
| Expiry date | Apr 30, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W10/40
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method of conditioning mixed liquor in a membrane biological reactor comprising adding to the mixed liquor an effective coagulating and flocculating amount of one or more water soluble cationic, amphoteric or zwitterionic polymers, or combination thereof and methods of reducing membrane fouling, enhancing membrane flux and reducing sludge production.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.