IT1047754B - Analizzatore multiplo non dispersivo di gas - Google Patents
Analizzatore multiplo non dispersivo di gasInfo
- Publication number
- IT1047754B IT1047754B IT50068/75A IT5006875A IT1047754B IT 1047754 B IT1047754 B IT 1047754B IT 50068/75 A IT50068/75 A IT 50068/75A IT 5006875 A IT5006875 A IT 5006875A IT 1047754 B IT1047754 B IT 1047754B
- Authority
- IT
- Italy
- Prior art keywords
- gas analyzer
- multiple non
- dispersive gas
- dispersive
- analyzer
- Prior art date
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
- G01N21/3518—Devices using gas filter correlation techniques; Devices using gas pressure modulation techniques
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 |
---|---|---|---|
US479859A US3916195A (en) | 1974-06-17 | 1974-06-17 | Non-dispersive multiple gas analyzer |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1047754B true IT1047754B (it) | 1980-10-20 |
Family
ID=23905735
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT50068/75A IT1047754B (it) | 1974-06-17 | 1975-06-16 | Analizzatore multiplo non dispersivo di gas |
Country Status (6)
Country | Link |
---|---|
US (1) | US3916195A (it) |
JP (1) | JPS5140192A (it) |
CA (1) | CA1036384A (it) |
DE (1) | DE2526794A1 (it) |
GB (1) | GB1506726A (it) |
IT (1) | IT1047754B (it) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE394910B (sv) * | 1975-10-29 | 1977-07-18 | Pharmacia Fine Chemicals Ab | Sett och anordning for optisk analys |
US4083367A (en) * | 1976-07-28 | 1978-04-11 | Andros Incorporated | Method and apparatus for pulmonary function analysis |
JPS5359880U (it) * | 1976-10-22 | 1978-05-22 | ||
JPS5398889A (en) * | 1977-02-09 | 1978-08-29 | Yokogawa Hokushin Electric Corp | Infrared gas analyzer |
US4188534A (en) * | 1978-04-20 | 1980-02-12 | Fuji Electric Co., Ltd. | Infrared gas analyzer |
US4288693A (en) * | 1978-06-22 | 1981-09-08 | Hartmann & Braun Aktiengesellschaft | Nondispersive infrared gas analyzer |
NL213983A (it) * | 1978-11-29 | |||
US4647777A (en) * | 1985-05-31 | 1987-03-03 | Ametrek, Inc. | Selective gas detector |
USRE33493E (en) * | 1985-08-21 | 1990-12-18 | General Motors Corporation | Method and apparatus for measuring stable isotopes |
US4684805A (en) * | 1985-08-21 | 1987-08-04 | General Motors Corporation | Method and apparatus for measuring stable isotopes |
JPS62201334A (ja) * | 1986-02-28 | 1987-09-05 | Nippon Steel Corp | 気体の濃度および分圧測定方法およびその装置 |
DE4012454C1 (it) * | 1990-04-19 | 1991-08-08 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V., 8000 Muenchen, De | |
US5146092A (en) * | 1990-05-23 | 1992-09-08 | Ntc Technology, Inc. | Gas analysis transducers with electromagnetic energy detector units |
US5369277A (en) * | 1990-05-23 | 1994-11-29 | Ntc Technology, Inc. | Infrared source |
US5153436A (en) * | 1990-05-23 | 1992-10-06 | Ntc Technology, Inc. | Temperature controlled detectors for infrared-type gas analyzers |
US5332901A (en) * | 1991-03-15 | 1994-07-26 | Li-Cor, Inc. | Gas analyzing apparatus and method for simultaneous measurement of carbon dioxide and water |
US5512757A (en) * | 1992-04-06 | 1996-04-30 | Rosemount Analytical, Inc. | Spectrophotometer and optical system therefor |
JPH08304282A (ja) * | 1995-04-28 | 1996-11-22 | Jasco Corp | ガス分析装置 |
DE19520488C1 (de) * | 1995-06-03 | 1996-09-05 | Draegerwerk Ag | Meßvorrichtung zur Infrarotabsorption |
JP3228080B2 (ja) * | 1995-08-07 | 2001-11-12 | 富士電機株式会社 | 多重反射形試料セル |
US5770156A (en) * | 1996-06-04 | 1998-06-23 | In Usa, Inc. | Gas detection and measurement system |
EP0826957A1 (en) * | 1996-08-29 | 1998-03-04 | Jasco Corporation | Gas analyzing apparatus |
US6010665A (en) * | 1996-10-18 | 2000-01-04 | In Usa, Inc. | Multi-wavelength based ozone measurement method and apparatus |
DE19652513A1 (de) * | 1996-12-17 | 1998-06-18 | Messer Griesheim Gmbh | Küvette, Transferoptik und Spektroskopievorrichtung für die Absorptionsspektroskopie von Gasen |
DE19926121C2 (de) * | 1999-06-08 | 2001-10-18 | Cs Halbleiter Solartech | Analysegerät |
JP4374367B2 (ja) | 2005-10-28 | 2009-12-02 | ランドウォーカー株式会社 | 自転車 |
KR20120119469A (ko) | 2011-04-21 | 2012-10-31 | 엘지전자 주식회사 | 열교환기 |
US9007595B2 (en) | 2012-10-12 | 2015-04-14 | Perkinelmer Health Sciences, Inc. | Lamp temperature management systems and methods for liquid chromatography analyzers |
CA2886213A1 (en) * | 2014-09-07 | 2015-05-27 | Unisearch Associates Inc. | Gas cell assembly and applications in absorption spectroscopy |
US11480519B2 (en) * | 2020-04-24 | 2022-10-25 | Honeywell International Inc. | Methods, apparatuses, and systems for improving gas detecting devices |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3793525A (en) * | 1973-01-02 | 1974-02-19 | Philco Ford Corp | Dual cell non-dispersive gas analyzer |
US3851176A (en) * | 1973-11-05 | 1974-11-26 | Bendix Corp | Plural gas non-dispersive infrared analyzer |
-
1974
- 1974-06-17 US US479859A patent/US3916195A/en not_active Expired - Lifetime
-
1975
- 1975-06-03 CA CA228,342A patent/CA1036384A/en not_active Expired
- 1975-06-16 IT IT50068/75A patent/IT1047754B/it active
- 1975-06-16 DE DE19752526794 patent/DE2526794A1/de active Pending
- 1975-06-17 GB GB25779/75A patent/GB1506726A/en not_active Expired
- 1975-06-17 JP JP50072806A patent/JPS5140192A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS5140192A (en) | 1976-04-03 |
DE2526794A1 (de) | 1976-01-02 |
US3916195A (en) | 1975-10-28 |
CA1036384A (en) | 1978-08-15 |
GB1506726A (en) | 1978-04-12 |
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