IN154857B - - Google Patents
Info
- Publication number
- IN154857B IN154857B IN810/DEL/80A IN810DE1980A IN154857B IN 154857 B IN154857 B IN 154857B IN 810DE1980 A IN810DE1980 A IN 810DE1980A IN 154857 B IN154857 B IN 154857B
- Authority
- IN
- India
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
- 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)
- Spectrometry And Color Measurement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2910188A DE2910188C2 (de) | 1979-03-15 | 1979-03-15 | Nichtdispersiver Infrarot-Gasanalysator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN154857B true IN154857B (en:Method) | 1984-12-15 |
Family
ID=6065480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN810/DEL/80A IN154857B (en:Method) | 1979-03-15 | 1980-11-15 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4306153A (en:Method) |
| JP (1) | JPS55163440A (en:Method) |
| DE (1) | DE2910188C2 (en:Method) |
| FR (1) | FR2451578A1 (en:Method) |
| GB (1) | GB2047403B (en:Method) |
| IN (1) | IN154857B (en:Method) |
| NL (1) | NL7909042A (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4803052A (en) * | 1982-09-30 | 1989-02-07 | The Babcock & Wilcox Company | Carbon monoxide detector |
| RU2207546C2 (ru) * | 2001-07-23 | 2003-06-27 | Институт оптического мониторинга СО РАН | Фототермоакустический газоанализатор |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2844066A (en) * | 1951-08-17 | 1958-07-22 | Du Pont | Method of photometric analysis |
| DE976713C (de) * | 1953-06-19 | 1964-03-19 | Hartmann & Braun Ag | Empfangseinrichtung fuer ein Geraet zur Analyse von Stoffgemischen mittels infraroter Strahlen |
| US2898800A (en) * | 1954-07-23 | 1959-08-11 | Bergson Gustav | Gas analyzing system of the radiant energy absorption type |
| 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 |
| FR1494281A (fr) * | 1966-07-27 | 1967-09-08 | Onera (Off Nat Aerospatiale) | Appareil d'analyse non dispersif fonctionnant à l'aide d'une radiation infra-rouge |
| US3725702A (en) * | 1969-01-29 | 1973-04-03 | Hartmann & Braun Ag | Infrared gas analyzer |
| CH532784A (de) * | 1970-04-07 | 1973-01-15 | Bayer Ag | Nichtdispersiver IR-Analysator zur Messung von Phosgen |
| DE2352813A1 (de) * | 1973-10-20 | 1975-04-24 | Hartmann & Braun Ag | Zweistrahl-ultrarogasanalysator |
| US3953734A (en) * | 1974-11-22 | 1976-04-27 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Nulling device for detection of trace gases by NDIR absorption |
| DE2639210C2 (de) * | 1976-08-31 | 1985-09-26 | Siemens AG, 1000 Berlin und 8000 München | Nichtdispersiver Infrarot-Gasanalysator nach dem Zweistrahlverfahren |
| DE2646572A1 (de) * | 1976-10-15 | 1978-04-20 | Hartmann & Braun Ag | Pneumatischer strahlungsempfaenger mit membrankondensator-differenzdruckmesser |
| DE7640723U1 (de) * | 1976-12-27 | 1977-06-16 | Hartmann & Braun Ag, 6000 Frankfurt | Pneumatischer strahlungsdetektor |
| US4156812A (en) * | 1978-01-06 | 1979-05-29 | Hartman & Braun Aktiengesellschaft | Pneumatic radiation detector |
-
1979
- 1979-03-15 DE DE2910188A patent/DE2910188C2/de not_active Expired
- 1979-12-14 NL NL7909042A patent/NL7909042A/nl active Search and Examination
- 1979-12-19 FR FR7931081A patent/FR2451578A1/fr active Granted
-
1980
- 1980-03-12 US US06/129,691 patent/US4306153A/en not_active Expired - Lifetime
- 1980-03-14 JP JP3255380A patent/JPS55163440A/ja active Pending
- 1980-03-14 GB GB8008833A patent/GB2047403B/en not_active Expired
- 1980-11-15 IN IN810/DEL/80A patent/IN154857B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2910188C2 (de) | 1985-01-10 |
| GB2047403B (en) | 1983-04-20 |
| FR2451578A1 (fr) | 1980-10-10 |
| DE2910188A1 (de) | 1980-09-25 |
| FR2451578B1 (en:Method) | 1984-04-20 |
| GB2047403A (en) | 1980-11-26 |
| US4306153A (en) | 1981-12-15 |
| JPS55163440A (en) | 1980-12-19 |
| NL7909042A (nl) | 1980-09-17 |