Moving aerator for immersed membranes
US6708957B2 · kind B2 · utility
71Cited by
19References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 25, 2002 |
| Grant date | Mar 23, 2004 |
| Priority date | — |
| Expiry date | Mar 25, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W10/10
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
One or more aerators move below an area of an assembly of immersed filtering membranes to be aerated. The movement can take various forms including the sweep of a pendulum. Positions in the assembly of membranes may be alternately aerated for a period of time and then not aerated for a period of time.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.