CH469254A - Appareil d'analyse non dispersif fonctionnant à l'aide d'une radiation infrarouge - Google Patents
Appareil d'analyse non dispersif fonctionnant à l'aide d'une radiation infrarougeInfo
- Publication number
- CH469254A CH469254A CH574567A CH574567A CH469254A CH 469254 A CH469254 A CH 469254A CH 574567 A CH574567 A CH 574567A CH 574567 A CH574567 A CH 574567A CH 469254 A CH469254 A CH 469254A
- Authority
- CH
- Switzerland
- Prior art keywords
- infrared radiation
- analysis apparatus
- apparatus operating
- dispersive analysis
- dispersive
- Prior art date
Links
- 230000005855 radiation Effects 0.000 title 1
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
Landscapes
- 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)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR71102A FR1494281A (fr) | 1966-07-27 | 1966-07-27 | Appareil d'analyse non dispersif fonctionnant à l'aide d'une radiation infra-rouge |
Publications (1)
Publication Number | Publication Date |
---|---|
CH469254A true CH469254A (fr) | 1969-02-28 |
Family
ID=8614266
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH574567A CH469254A (fr) | 1966-07-27 | 1967-04-20 | Appareil d'analyse non dispersif fonctionnant à l'aide d'une radiation infrarouge |
Country Status (7)
Country | Link |
---|---|
US (1) | US3476934A (fr) |
BE (1) | BE701807A (fr) |
CH (1) | CH469254A (fr) |
DE (1) | DE1598893C3 (fr) |
FR (1) | FR1494281A (fr) |
GB (1) | GB1196326A (fr) |
NL (1) | NL6707856A (fr) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2400221C3 (de) * | 1974-01-03 | 1978-06-01 | Bergwerksverband Gmbh, 4300 Essen | Nichtd'ispers'ives Infrarot-Gasanalysengerät |
US4055764A (en) * | 1975-12-22 | 1977-10-25 | The United States Of America As Represented By The United States National Aeronautics And Space Administration | Optically selective, acoustically resonant gas detecting transducer |
DE2910188C2 (de) * | 1979-03-15 | 1985-01-10 | Hartmann & Braun Ag, 6000 Frankfurt | Nichtdispersiver Infrarot-Gasanalysator |
DE3238179A1 (de) * | 1982-10-15 | 1984-04-19 | Dr. Kamphausen GmbH, 1000 Berlin | Anordnung zur messung der konzentration eines gases |
JPS59131049U (ja) * | 1983-02-22 | 1984-09-03 | 横河電機株式会社 | 赤外線ガス分析計 |
DE3426472C2 (de) * | 1984-07-18 | 1987-05-14 | Hartmann & Braun Ag, 6000 Frankfurt | Nichtdispersiver Infrarot-Analysator zur Gas- oder Flüssigkeitsanalyse |
DE3932483A1 (de) * | 1989-09-28 | 1991-04-11 | Siemens Ag | Messanordnung und verfahren zur simultanen bestimmung der konzentration einer komponente eines messgases vor und nach dessen durchgang durch einen konzentrationsveraendernden reaktor |
US5709082A (en) * | 1994-06-27 | 1998-01-20 | General Motors Corporation | Modulation schemes for on-board diagnostic exhaust system |
DE19723941C2 (de) * | 1997-06-06 | 1999-07-29 | Siemens Ag | Optisch-pneumatischer Detektor für nichtdispersive Gasanalysatoren |
DE19735716C2 (de) * | 1997-07-05 | 2001-02-08 | Abb Patent Gmbh | Verfahren zum Betrieb eines nichtdispersiven Infrarotspektrometers |
DE102007020596A1 (de) * | 2007-05-02 | 2008-11-06 | Siemens Ag | Detektoranordnung für einen nichtdispersiven Infrarot-Gasanalysator |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1132413A (fr) * | 1955-05-07 | 1957-03-11 | Onera (Off Nat Aerospatiale) | Perfectionnements apportés aux moyens pour analyser des mélanges de fluides par l'absorption d'un rayonnement |
US2924713A (en) * | 1956-01-18 | 1960-02-09 | Beckman Instruments Inc | Instruments |
US3105147A (en) * | 1961-04-03 | 1963-09-24 | Beckman Instruments Inc | Monobeam infrared gas analyzer with means to control the phase difference between the two cells |
-
1966
- 1966-07-27 FR FR71102A patent/FR1494281A/fr not_active Expired
- 1966-09-01 DE DE1598893A patent/DE1598893C3/de not_active Expired
-
1967
- 1967-04-20 CH CH574567A patent/CH469254A/fr unknown
- 1967-06-06 NL NL6707856A patent/NL6707856A/xx unknown
- 1967-06-19 GB GB28209/67A patent/GB1196326A/en not_active Expired
- 1967-07-25 BE BE701807D patent/BE701807A/xx not_active IP Right Cessation
- 1967-07-27 US US656515A patent/US3476934A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US3476934A (en) | 1969-11-04 |
DE1598893B2 (de) | 1972-06-22 |
GB1196326A (en) | 1970-06-24 |
NL6707856A (fr) | 1968-01-29 |
FR1494281A (fr) | 1967-09-08 |
BE701807A (fr) | 1968-01-02 |
DE1598893A1 (de) | 1971-01-07 |
DE1598893C3 (de) | 1974-01-31 |
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