Gas sensor
US5759367A · kind A · utility
14Cited by
2References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 12, 1996 |
| Grant date | Jun 2, 1998 |
| Priority date | — |
| Expiry date | Nov 12, 2016 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N27/125
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An insulating glass film is formed on a heater film, and a gas sensitive film is formed on the glass film. The MgO content in the glass is kept at 0.1 wt % or under to prevent Mg from eluting into absorbed water at low temperatures and segregating on the cathode by the detection voltage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.