Gas sensor with protective coating and method of forming same
US4080276A · kind A · utility
15Cited by
3References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 25, 1977 |
| Grant date | Mar 21, 1978 |
| Priority date | — |
| Expiry date | Apr 25, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A solid electrolyte oxygen sensor has a protective coating to protect a catalyst or conductive film thereon, which coating is formed as an inorganic reaction product of an oxide material and an inorganic acid which forms a matrix to bond the oxide material as an adherent coating over the film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.