CA2019571A1 - Methode et appareil pour l'analyse des gaz - Google Patents
Methode et appareil pour l'analyse des gazInfo
- Publication number
- CA2019571A1 CA2019571A1 CA2019571A CA2019571A CA2019571A1 CA 2019571 A1 CA2019571 A1 CA 2019571A1 CA 2019571 A CA2019571 A CA 2019571A CA 2019571 A CA2019571 A CA 2019571A CA 2019571 A1 CA2019571 A1 CA 2019571A1
- Authority
- CA
- Canada
- Prior art keywords
- gas
- space
- concentration
- analyzer
- analyzed
- Prior art date
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000004868 gas analysis Methods 0.000 title 1
- 239000007789 gas Substances 0.000 abstract 7
- 230000005855 radiation Effects 0.000 abstract 2
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
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/12—Circuits of general importance; Signal processing
- G01N2201/128—Alternating sample and standard or reference part in one path
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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IL90744 | 1989-06-25 | ||
IL9074489A IL90744A (en) | 1989-06-25 | 1989-06-25 | Method and apparatus for gas analysis |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2019571A1 true CA2019571A1 (fr) | 1990-12-25 |
CA2019571C CA2019571C (fr) | 1997-09-09 |
Family
ID=11060089
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA 2019571 Expired - Fee Related CA2019571C (fr) | 1989-06-25 | 1990-06-21 | Methode et appareil pour l'analyse des gaz |
Country Status (5)
Country | Link |
---|---|
US (1) | US5063275A (fr) |
EP (1) | EP0405841A3 (fr) |
JP (1) | JPH03115955A (fr) |
CA (1) | CA2019571C (fr) |
IL (1) | IL90744A (fr) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9416711D0 (en) * | 1994-08-18 | 1994-10-12 | Msa Britain Ltd | Infra-red gas detector |
US5495875A (en) * | 1994-12-01 | 1996-03-05 | Scott Specialty Gases, Inc. | System for continuous blending of a liquid into a gas |
FI107194B (fi) * | 1996-03-14 | 2001-06-15 | Instrumentarium Oy | Kaasuseosten analysointi infrapunamenetelmällä |
FI101749B (fi) * | 1996-12-30 | 1998-08-14 | Instrumentarium Oy | Kaasukomponentin pitoisuuden tarkka mittaaminen kaasuseoksessa, jossa muut komponentit vaikuttavat pitoisuusmääritykseen |
US5962335A (en) * | 1997-01-03 | 1999-10-05 | Oridion Medical Ltd. | Breath test for detection of drug metabolism |
US6067989A (en) * | 1997-02-26 | 2000-05-30 | Oridion Medical, Ltd. | Breath test for the diagnosis of Helicobacter pylori infection in the gastrointestinal tract |
US6186958B1 (en) | 1997-02-26 | 2001-02-13 | Oridion Medical | Breath test analyzer |
ES2319344T3 (es) * | 1997-09-11 | 2009-05-06 | Oridion Breathid Ltd. | Analizador de test de aliento. |
USRE38728E1 (en) * | 1997-09-11 | 2005-04-19 | Oridion Medical, LTD | Breath test analyzer |
DE19749891B4 (de) * | 1997-11-12 | 2004-08-26 | Jürgen Dittrich | Verfahren zur Messung der Konzentration eines Gases in einem Gasgemisch, insbesondere in Luft, und Vorrichtung zur Durchführung des Verfahrens |
DE19753672A1 (de) * | 1997-12-03 | 1999-06-10 | Siemens Ag | Gasanalysator |
US6534769B1 (en) | 1999-12-31 | 2003-03-18 | Ge Medical Systems Information Technologies, Inc. | Low cost main stream gas analyzer system |
DE10047728B4 (de) * | 2000-09-27 | 2005-12-08 | Dräger Medical AG & Co. KGaA | Infrarotoptischer Gasanalysator |
US6741887B1 (en) | 2000-12-01 | 2004-05-25 | Ge Medical Systems Information Technologies, Inc. | Apparatus and method for presenting periodic data |
DE10062126A1 (de) * | 2000-12-13 | 2002-06-20 | Inficon Gmbh | Verfahren zur Feststellung eines Gases mit Hilfe eines Infrarot-Gasanlaysators sowie für die Durchführung dieser Verfahren geigneter Gasanalysator |
PT1455878E (pt) * | 2001-12-06 | 2006-07-31 | Cardinal Health 303 Inc | Sistema de perfusao de farmacos monitorizado por co2 |
EP1573450A4 (fr) * | 2002-05-13 | 2008-03-26 | Scott Lab Inc | Systeme et methode de detection transparente precoce, d'avertissement et d'intervention au cours d'une procedure medicale |
CN1877304B (zh) * | 2005-06-10 | 2010-04-28 | 深圳迈瑞生物医疗电子股份有限公司 | 单种麻醉气体类型编码识别的方法和装置 |
EP3669895A1 (fr) | 2007-02-22 | 2020-06-24 | University of Florida Research Foundation, Incorporated | Système de surveillance d'adhésion aux médicaments |
JP2010145320A (ja) * | 2008-12-22 | 2010-07-01 | General Packer Co Ltd | ガス測定装置 |
US20140179809A1 (en) * | 2012-12-12 | 2014-06-26 | Avisa Pharma Inc. | Determination Of Location Of Bacterial Load In The Lungs |
JP6253282B2 (ja) * | 2013-07-08 | 2017-12-27 | 理研計器株式会社 | Cf4ガス濃度測定方法およびcf4ガス濃度測定装置 |
FR3077640B1 (fr) * | 2018-02-05 | 2023-06-30 | Elichens | Procede d'analyse d'un gaz par une double illumination |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2442589C3 (de) * | 1974-09-05 | 1979-09-06 | Draegerwerk Ag, 2400 Luebeck | Anordnung zur Messung des CO2 - Gehalts in Atemgasen |
SU541113A1 (ru) * | 1975-03-31 | 1976-12-30 | Способ проверки оптическогоабсорционного газаанализатора | |
DE2520197C2 (de) * | 1975-05-06 | 1983-11-17 | Siemens AG, 1000 Berlin und 8000 München | Anordnung zur Driftkompensierung eines Gasanalysators |
US4290296A (en) * | 1979-11-16 | 1981-09-22 | Leco Corporation | Method and apparatus for gas dosing for linearization |
US4346296A (en) * | 1980-08-15 | 1982-08-24 | Andros Analyzers Incorporated | Non-dispersive infrared gas analyzer |
US4355234A (en) * | 1980-09-19 | 1982-10-19 | Mine Safety Appliances Company | Stable infrared analyzer |
US4648396A (en) * | 1985-05-03 | 1987-03-10 | Brigham And Women's Hospital | Respiration detector |
IL77494A (en) * | 1986-01-01 | 1989-12-15 | Irad Technologies Ltd | Gas analyzer |
US4780613A (en) * | 1986-09-22 | 1988-10-25 | Spectral Sciences, Inc. | Infrared species specific emission source |
-
1989
- 1989-06-25 IL IL9074489A patent/IL90744A/xx not_active IP Right Cessation
-
1990
- 1990-06-21 US US07/541,637 patent/US5063275A/en not_active Expired - Lifetime
- 1990-06-21 CA CA 2019571 patent/CA2019571C/fr not_active Expired - Fee Related
- 1990-06-21 EP EP19900306799 patent/EP0405841A3/en not_active Withdrawn
- 1990-06-25 JP JP2166552A patent/JPH03115955A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US5063275A (en) | 1991-11-05 |
EP0405841A2 (fr) | 1991-01-02 |
JPH03115955A (ja) | 1991-05-16 |
IL90744A0 (en) | 1990-01-18 |
CA2019571C (fr) | 1997-09-09 |
EP0405841A3 (en) | 1991-11-06 |
IL90744A (en) | 1992-07-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |