Apparatus for the determination of the flashpoint of a substance
US5932796A · kind A · utility
6Cited by
5References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 1, 1997 |
| Grant date | Aug 3, 1999 |
| Priority date | — |
| Expiry date | Oct 1, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N25/52
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An apparatus for determining the flashpoint of a substance, including a test cup adapted to contain the substance, a heating element which heats the substance, a tube and a needle valve which produce a calibrated flame, a temperature sensor which measures the temperature of the substance, and an optical detector, having at least one optical fiber, which detects variations in the light intensity from the flame, or from the ignited vapor emitted by the substance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.