Oxidation sensor
US4717672A · kind A · utility
4Cited by
3References
8Claims
0Family size
Inventors
Key dates
| Filing date | Dec 10, 1985 |
| Grant date | Jan 5, 1988 |
| Priority date | — |
| Expiry date | Dec 10, 2005 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/12
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A device and method for measuring and controlling the extent of oxidation of kraft white and black liquors and also flue-gas scrubber circulating liquors is provided, comprising two dissimilar metal electrodes whose potential difference on immersion in the kraft liquor is proportional to the sulphide ion concentration and to the concentration of other oxidizable components in the liquor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.