FR2142799B3 - - Google Patents
Info
- Publication number
- FR2142799B3 FR2142799B3 FR7123234A FR7123234A FR2142799B3 FR 2142799 B3 FR2142799 B3 FR 2142799B3 FR 7123234 A FR7123234 A FR 7123234A FR 7123234 A FR7123234 A FR 7123234A FR 2142799 B3 FR2142799 B3 FR 2142799B3
- 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.)
- Expired
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
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
-
- 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
- G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7123234A FR2142799B3 (en) | 1971-06-25 | 1971-06-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7123234A FR2142799B3 (en) | 1971-06-25 | 1971-06-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2142799A1 FR2142799A1 (en) | 1973-02-02 |
FR2142799B3 true FR2142799B3 (en) | 1974-04-05 |
Family
ID=9079321
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7123234A Expired FR2142799B3 (en) | 1971-06-25 | 1971-06-25 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2142799B3 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3999062A (en) * | 1975-10-01 | 1976-12-21 | International Business Machines Corporation | Spectrophotometer for dual mode fluorescence analysis |
-
1971
- 1971-06-25 FR FR7123234A patent/FR2142799B3/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2142799A1 (en) | 1973-02-02 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |