DD112174A1 - - Google Patents
Info
- Publication number
- DD112174A1 DD112174A1 DD178551A DD17855174A DD112174A1 DD 112174 A1 DD112174 A1 DD 112174A1 DD 178551 A DD178551 A DD 178551A DD 17855174 A DD17855174 A DD 17855174A DD 112174 A1 DD112174 A1 DD 112174A1
- Authority
- DD
- German Democratic Republic
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
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
-
- 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
- G01N21/59—Transmissivity
- G01N21/61—Non-dispersive gas analysers
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)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD178551A DD112174A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-05-16 | 1974-05-16 | |
| DE19742457521 DE2457521A1 (de) | 1974-05-16 | 1974-12-05 | Einrichtung fuer einen nichtdispersiven, kontinuierlich arbeitenden wechsellicht-infrarot-gasanalysator ohne mechanisch bewegte teile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD178551A DD112174A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-05-16 | 1974-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD112174A1 true DD112174A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-03-20 |
Family
ID=5495787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD178551A DD112174A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-05-16 | 1974-05-16 |
Country Status (2)
| Country | Link |
|---|---|
| DD (1) | DD112174A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
| DE (1) | DE2457521A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3814718A1 (de) * | 1987-05-08 | 1988-11-17 | Mine Safety Appliances Co | Messeinrichtung zum analysieren mittels infrarotstrahlung |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3507572C2 (de) * | 1985-03-04 | 1987-05-14 | Hartmann & Braun Ag, 6000 Frankfurt | Nichtdispersiver Infrarot-Gasanalysator |
| DE3509532C2 (de) * | 1985-03-16 | 1987-04-16 | Hartmann & Braun Ag, 6000 Frankfurt | Nichtdispersiver Infrarot-Gasanalysator |
| DE3525148A1 (de) * | 1985-07-13 | 1987-04-02 | Hartmann & Braun Ag | Gasanalysator mit grossflaechigem pyroelektrischem detektor |
| DE19628310C2 (de) * | 1995-10-25 | 1998-05-14 | Draegerwerk Ag | Optischer Gasanalysator |
| DE19605054C2 (de) * | 1996-02-12 | 1999-09-02 | Palocz Andresen | Mehrkanalgasanalysator zur Bestimmung von Gaskomponenten eines Gases in Kompaktform |
| DE10221708B4 (de) * | 2002-05-16 | 2004-09-30 | Infratec Gmbh Infrarotsensorik Und Messtechnik | Verfahren zur Bestimmung der Konzentration von Gasen und Dämpfen und nichtdispersiver Infrarot-Gasanalysator zur Durchführung des Verfahrens |
-
1974
- 1974-05-16 DD DD178551A patent/DD112174A1/xx unknown
- 1974-12-05 DE DE19742457521 patent/DE2457521A1/de active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3814718A1 (de) * | 1987-05-08 | 1988-11-17 | Mine Safety Appliances Co | Messeinrichtung zum analysieren mittels infrarotstrahlung |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2457521A1 (de) | 1975-12-04 |