Optical measurement apparatus and optical measurement method for a liquid or molten material
US8243275B2 · kind B2 · utility
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2References
11Claims
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Key dates
| Filing date | Jun 23, 2009 |
| Grant date | Aug 14, 2012 |
| Priority date | — |
| Expiry date | Nov 30, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2201/0231
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An apparatus for optical measurement of a liquid or molten material, which has: a transparent container which has a bottom face and is capable of containing a to-be-measured material therein, with the bottom face at least having a flat face and being transparent; and an optical device that irradiates a light to the bottom face of the container and that detects and measures a reflected light from the bottom face; and a method for optically measuring a liquid or molten material using the apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.