Optical refractometer for measuring seawater salinity and corresponding salinity sensor
US7821622B2 · kind B2 · utility
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4References
22Claims
0Family size
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Key dates
| Filing date | Jul 21, 2006 |
| Grant date | Oct 26, 2010 |
| Priority date | — |
| Expiry date | Nov 25, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N21/4133
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An optical refractometer is provided for measuring the refractive index of a liquid. Such a refractometer includes a first optical block having a transparent material whereto is secured a light source, a second optical block having a transparent material whereto is secured a position sensor. The optical blocks are arranged on either side of a conduit wherein the liquid flows.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.