BE568223A - - Google Patents
Info
- Publication number
- BE568223A BE568223A BE568223DA BE568223A BE 568223 A BE568223 A BE 568223A BE 568223D A BE568223D A BE 568223DA BE 568223 A BE568223 A BE 568223A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US834633XA | 1957-06-07 | 1957-06-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE568223A true BE568223A (it) |
Family
ID=22178512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE568223D BE568223A (it) | 1957-06-07 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE568223A (it) |
| DE (1) | DE1271428B (it) |
| FR (1) | FR1208241A (it) |
| GB (1) | GB834633A (it) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE627401A (it) * | 1962-01-23 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1080481A (fr) * | 1952-11-13 | 1954-12-09 | Procédé et dispositifs applicables notamment aux spectrophotomètres |
-
0
- BE BE568223D patent/BE568223A/xx unknown
-
1958
- 1958-05-21 GB GB16313/58A patent/GB834633A/en not_active Expired
- 1958-05-30 FR FR1208241D patent/FR1208241A/fr not_active Expired
- 1958-06-06 DE DEP1271A patent/DE1271428B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB834633A (en) | 1960-05-11 |
| FR1208241A (fr) | 1960-02-22 |
| DE1271428B (de) | 1968-06-27 |