Apparatus and a system for monitoring impurity in a liquid
US5057213A · kind A · utility
2Cited by
4References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 17, 1989 |
| Grant date | Oct 15, 1991 |
| Priority date | — |
| Expiry date | Oct 17, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2209/22
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Apparatus 1 for monitoring impurity in a liquid, specifically toxin(s) in activated sewage sludge, comprises a vessel 2 with a plurality of chambers 3 and 4 through which the liquid (sludge) is circulated in use to promote mixing, and a compartment 5 in the vessel in fluid communication with the chambers 3 and 4 and adapted to promote a quiescent settlement zone from which liquid is removable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.