Solute monitoring process
US4324589A · kind A · utility
14Cited by
6References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 29, 1980 |
| Grant date | Apr 13, 1982 |
| Priority date | — |
| Expiry date | Jan 29, 2000 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K3/187
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
This invention relates to monitoring the concentration of a component dissolved in solution where the component imparts a perceptible color to the solution and varies in concentration with use of the solution.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.