FR2520115B1 - - Google Patents
Info
- Publication number
- FR2520115B1 FR2520115B1 FR8200578A FR8200578A FR2520115B1 FR 2520115 B1 FR2520115 B1 FR 2520115B1 FR 8200578 A FR8200578 A FR 8200578A FR 8200578 A FR8200578 A FR 8200578A FR 2520115 B1 FR2520115 B1 FR 2520115B1
- 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
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/37—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using pneumatic detection
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
- G01M3/22—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
- G01M3/226—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/38—Investigating fluid-tightness of structures by using light
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (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)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823200128 DE3200128A1 (de) | 1982-01-05 | 1982-01-05 | Verfahren zur analyse von gas-luft-gemischen und einrichtung zur durchfuehrung desselben |
| FR8200578A FR2520115A1 (fr) | 1982-01-05 | 1982-01-15 | Procede d'analyse des melanges gaz-air et dispositif pour sa realisation |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823200128 DE3200128A1 (de) | 1982-01-05 | 1982-01-05 | Verfahren zur analyse von gas-luft-gemischen und einrichtung zur durchfuehrung desselben |
| FR8200578A FR2520115A1 (fr) | 1982-01-05 | 1982-01-15 | Procede d'analyse des melanges gaz-air et dispositif pour sa realisation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2520115A1 FR2520115A1 (fr) | 1983-07-22 |
| FR2520115B1 true FR2520115B1 (pt) | 1984-04-20 |
Family
ID=25798762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8200578A Granted FR2520115A1 (fr) | 1982-01-05 | 1982-01-15 | Procede d'analyse des melanges gaz-air et dispositif pour sa realisation |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE3200128A1 (pt) |
| FR (1) | FR2520115A1 (pt) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3522949A1 (de) * | 1985-06-27 | 1987-01-08 | Hartmann & Braun Ag | Verfahren zum nachjustieren von infrarot-gasanalysatoren |
| JPS62126329A (ja) * | 1985-11-27 | 1987-06-08 | Horiba Ltd | 吸光分析計 |
| DE4119346C2 (de) * | 1991-06-12 | 2000-12-07 | Klaus Nonnenmacher | Verfahren zur Bestimmung der Konzentration von Gasen, insbesondere von Ozon, und Vorrichtung zur Durchführung des Verfahrens |
| US5436457A (en) * | 1993-06-10 | 1995-07-25 | Horiba, Ltd. | Infrared gas analyzer |
| DE19649343A1 (de) * | 1996-11-28 | 1998-06-10 | Fraunhofer Ges Forschung | Vorrichtung zur photometrischen Untersuchung eines gasförmigen Probenmediums |
| DE19812284A1 (de) * | 1998-03-20 | 1999-09-23 | Michael Stetter | Verfahren zur Dichtheitsprüfung |
| DE19826790A1 (de) * | 1998-06-16 | 1999-12-23 | Michael Stetter | Verfahren und Anordnung zur integralen und lokalen Dichtheitsprüfung |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2755388A (en) * | 1951-12-12 | 1956-07-17 | Socony Mobil Oil Co Inc | Method for detecting hydrocarbon gas |
| GB849983A (en) * | 1956-08-18 | 1960-09-28 | Hartmann & Braun Ag | Method and apparatus for the analysis by radiation of mixtures of gases and/or vapours |
| FR1327070A (fr) * | 1961-03-24 | 1963-05-17 | Balzers Patent Beteilig Ag | Procédé de mesure d'un gaz absorbant les infra-rouges dans un compartiment en dépression |
| US3562522A (en) * | 1968-09-18 | 1971-02-09 | Beckman Instruments Inc | Nondispersive ir analyzer and method for calibrating |
| SU428242A1 (ru) * | 1971-04-26 | 1974-05-15 | Устройство для исследования герметичности емкостей | |
| US3958122A (en) * | 1974-12-19 | 1976-05-18 | United Technologies Corporation | Exhaust gas analyzer having pressure and temperature compensation |
| FI52255C (fi) * | 1975-10-30 | 1977-07-11 | Innotec Oy | Infrapuna-analysaattori. |
| DE2552165A1 (de) * | 1975-11-21 | 1977-05-26 | Maihak Ag | Verfahren zur kompensation des traegergaseinflusses infolge stossverbreiterung bei nichtdispersiven infrarot- fotometern mit doppelschicht-absorptionsmesskammer |
| DE2900624C3 (de) * | 1978-01-10 | 1981-04-16 | Horiba Ltd., Kyoto | Zweistrahl-Gasanalysator |
| DE3021041C2 (de) * | 1980-06-03 | 1982-04-15 | H. Maihak Ag, 2000 Hamburg | Meßverfahren und -gerät zur gleichzeitigen Bestimmung des Konzentrations- und des Verdünnungsverhältnisses zweier Gase einer Gasmatrix |
-
1982
- 1982-01-05 DE DE19823200128 patent/DE3200128A1/de active Granted
- 1982-01-15 FR FR8200578A patent/FR2520115A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2520115A1 (fr) | 1983-07-22 |
| DE3200128C2 (pt) | 1987-03-26 |
| DE3200128A1 (de) | 1983-07-14 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |