Method and apparatus for monitoring biological activity in wastewater and controlling the treatment thereof
US5401412A · kind A · utility
13Cited by
16References
13Claims
0Family size
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Key dates
| Filing date | Jul 20, 1993 |
| Grant date | Mar 28, 1995 |
| Priority date | — |
| Expiry date | Jul 20, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W10/10
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Apparatus and method monitors and controls biological activity of mixed liquor under anaerobic, anoxic and aerobic conditions by measuring the change of intracellular AND(P)H of the microorganisms. A wastewater treatment system is controlled in accordance with the results generated by the monitoring system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.