FR2171519A5 - - Google Patents
Info
- Publication number
- FR2171519A5 FR2171519A5 FR7203622A FR7203622A FR2171519A5 FR 2171519 A5 FR2171519 A5 FR 2171519A5 FR 7203622 A FR7203622 A FR 7203622A FR 7203622 A FR7203622 A FR 7203622A FR 2171519 A5 FR2171519 A5 FR 2171519A5
- 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
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
-
- 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
- G01N21/39—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using tunable lasers
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7203622A FR2171519A5 (fr) | 1972-02-03 | 1972-02-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7203622A FR2171519A5 (fr) | 1972-02-03 | 1972-02-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2171519A5 true FR2171519A5 (fr) | 1973-09-21 |
Family
ID=9092930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7203622A Expired FR2171519A5 (fr) | 1972-02-03 | 1972-02-03 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2171519A5 (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982003687A1 (fr) * | 1981-04-13 | 1982-10-28 | Eberhardt John Edward | Mesure de la concentration de fluorure d'hydrogene gazeux |
| US6344648B1 (en) | 1998-10-23 | 2002-02-05 | Aerospatiale Matra | System for detection and measurement of one or several gases in a gas mix |
-
1972
- 1972-02-03 FR FR7203622A patent/FR2171519A5/fr not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982003687A1 (fr) * | 1981-04-13 | 1982-10-28 | Eberhardt John Edward | Mesure de la concentration de fluorure d'hydrogene gazeux |
| US4535241A (en) * | 1981-04-13 | 1985-08-13 | Australian Atomic Energy Commission | Measuring the concentration of gaseous hydrogen fluoride |
| US6344648B1 (en) | 1998-10-23 | 2002-02-05 | Aerospatiale Matra | System for detection and measurement of one or several gases in a gas mix |