Oil detector
US4137495A · kind A · utility
35Cited by
7References
9Claims
0Family size
Inventor
Key dates
| Filing date | Mar 25, 1977 |
| Grant date | Jan 30, 1979 |
| Priority date | — |
| Expiry date | Mar 25, 1997 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N27/06
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
This invention is concerned with an oil detector comprising a pair of electrodes having therebetween a capillary channel of such a size that water and oil will be held therein by surface tension, and means for electrically connecting the electrodes to a measuring circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.