FR2474165B1 - - Google Patents
Info
- Publication number
- FR2474165B1 FR2474165B1 FR8001073A FR8001073A FR2474165B1 FR 2474165 B1 FR2474165 B1 FR 2474165B1 FR 8001073 A FR8001073 A FR 8001073A FR 8001073 A FR8001073 A FR 8001073A FR 2474165 B1 FR2474165 B1 FR 2474165B1
- 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
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
- G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Spectrometry And Color Measurement (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8001073A FR2474165A1 (fr) | 1980-01-18 | 1980-01-18 | Systeme de traitement et de mesure des signaux delivres par chaque detecteur dans un spectrometre a modulation |
| EP81400011A EP0032852A3 (fr) | 1980-01-18 | 1981-01-07 | Système de traitement et de mesure des signaux délivrés par chaque détecteur dans un spectromètre à modulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8001073A FR2474165A1 (fr) | 1980-01-18 | 1980-01-18 | Systeme de traitement et de mesure des signaux delivres par chaque detecteur dans un spectrometre a modulation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2474165A1 FR2474165A1 (fr) | 1981-07-24 |
| FR2474165B1 true FR2474165B1 (US20020128544A1-20020912-P00008.png) | 1983-10-14 |
Family
ID=9237642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8001073A Granted FR2474165A1 (fr) | 1980-01-18 | 1980-01-18 | Systeme de traitement et de mesure des signaux delivres par chaque detecteur dans un spectrometre a modulation |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP0032852A3 (US20020128544A1-20020912-P00008.png) |
| FR (1) | FR2474165A1 (US20020128544A1-20020912-P00008.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3137658C2 (de) * | 1981-09-22 | 1985-06-05 | H. Maihak Ag, 2000 Hamburg | Vorrichtung zur Messung der Konzentration eines IR-, NIR-, VIS- oder UV-Strahlung absorbierenden Gases in einer Gasmatrix |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB909445A (en) * | 1960-01-18 | 1962-10-31 | Perkin Elmer Ltd | Improvements relating to optical null systems |
| CH366891A (fr) * | 1960-05-25 | 1963-01-31 | Haeberli Peter | Procédé pour le démarrage et le réglage de la vitesse d'une machine électrique synchrone et installation pour la mise en oeuvre de ce procédé |
| US3312885A (en) * | 1964-01-16 | 1967-04-04 | Ampex | Motor drive apparatus |
| US3405268A (en) * | 1965-03-12 | 1968-10-08 | Brun Sensor Systems Inc | Radiant energy absorption gage for measuring the weight of a base material and the content of a material sorbed by the base material |
| US3518516A (en) * | 1967-12-26 | 1970-06-30 | Ibm | Stepping motor constant velocity drive |
| DE2032195C3 (de) * | 1970-06-30 | 1978-05-03 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Mehrkanal-Kolorimeter, insbesondere Durchflußkolorimeter |
| US3878107A (en) * | 1974-06-24 | 1975-04-15 | Philco Ford Corp | Electronically compensated rotating gas cell analyzer |
| FR2368708A1 (fr) * | 1976-10-20 | 1978-05-19 | Oreal | Appareil destine a mesurer une caracteristique optique d'un echantillon |
| DE2727976C3 (de) * | 1977-06-22 | 1980-05-29 | Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe | Vorrichtung zur Messung der Konzentration mindestens einer Komponente eines Gasgemisches und Verfahren zum Eichen derselben |
-
1980
- 1980-01-18 FR FR8001073A patent/FR2474165A1/fr active Granted
-
1981
- 1981-01-07 EP EP81400011A patent/EP0032852A3/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR2474165A1 (fr) | 1981-07-24 |
| EP0032852A3 (fr) | 1983-04-20 |
| EP0032852A2 (fr) | 1981-07-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |