Gas sensor for sulfur dioxide
US4855034A · kind A · utility
8Cited by
9References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 14, 1983 |
| Grant date | Aug 8, 1989 |
| Priority date | — |
| Expiry date | Mar 14, 2003 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N27/4074
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
SO.sub.2 concentration is measurable by a gas sensor having a solid electrolyte of beta-alumina. A beta-alumina pellet may be laminated with Na.sub.2 SO.sub.4 pellets on the both sides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.