FR2010644A1 - - Google Patents
Info
- Publication number
- FR2010644A1 FR2010644A1 FR6918893A FR6918893A FR2010644A1 FR 2010644 A1 FR2010644 A1 FR 2010644A1 FR 6918893 A FR6918893 A FR 6918893A FR 6918893 A FR6918893 A FR 6918893A FR 2010644 A1 FR2010644 A1 FR 2010644A1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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
- G01N21/274—Calibration, base line adjustment, drift correction
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE716372 | 1968-06-11 | ||
| BE59506 | 1968-06-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2010644A1 true FR2010644A1 (xx) | 1970-02-20 |
Family
ID=25647418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR6918893A Pending FR2010644A1 (xx) | 1968-06-11 | 1969-06-06 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE716372A (xx) |
| FR (1) | FR2010644A1 (xx) |
-
1968
- 1968-06-11 BE BE716372D patent/BE716372A/xx not_active IP Right Cessation
-
1969
- 1969-06-06 FR FR6918893A patent/FR2010644A1/fr active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BE716372A (xx) | 1968-12-11 |