ATE45812T1 - Durch infrarotabsorption wirkende gasdetektionseinrichtung. - Google Patents

Durch infrarotabsorption wirkende gasdetektionseinrichtung.

Info

Publication number
ATE45812T1
ATE45812T1 AT84302238T AT84302238T ATE45812T1 AT E45812 T1 ATE45812 T1 AT E45812T1 AT 84302238 T AT84302238 T AT 84302238T AT 84302238 T AT84302238 T AT 84302238T AT E45812 T1 ATE45812 T1 AT E45812T1
Authority
AT
Austria
Prior art keywords
detector
elements
infrared radiation
source
sample volume
Prior art date
Application number
AT84302238T
Other languages
English (en)
Inventor
John Graham Crowder
University
Original Assignee
Edinburgh Sensors Ltd
Int Gas Detectors Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10540662&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE45812(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Edinburgh Sensors Ltd, Int Gas Detectors Ltd filed Critical Edinburgh Sensors Ltd
Application granted granted Critical
Publication of ATE45812T1 publication Critical patent/ATE45812T1/de

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
    • G01N21/25—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
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths

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)
  • Glass Compositions (AREA)
AT84302238T 1983-04-05 1984-04-02 Durch infrarotabsorption wirkende gasdetektionseinrichtung. ATE45812T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838309211A GB8309211D0 (en) 1983-04-05 1983-04-05 Infra red absorption gas detectors
EP84302238A EP0123458B1 (de) 1983-04-05 1984-04-02 Durch Infrarotabsorption wirkende Gasdetektionseinrichtung

Publications (1)

Publication Number Publication Date
ATE45812T1 true ATE45812T1 (de) 1989-09-15

Family

ID=10540662

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84302238T ATE45812T1 (de) 1983-04-05 1984-04-02 Durch infrarotabsorption wirkende gasdetektionseinrichtung.

Country Status (8)

Country Link
US (1) US4560875A (de)
EP (1) EP0123458B1 (de)
JP (1) JPS59206745A (de)
AT (1) ATE45812T1 (de)
CA (1) CA1225718A (de)
DE (1) DE3479531D1 (de)
GB (1) GB8309211D0 (de)
NO (1) NO162436C (de)

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US4766315A (en) * 1986-07-14 1988-08-23 Accuray Corporation Apparatus and process for measuring physical parameters of sheet material
US4859859A (en) * 1986-12-04 1989-08-22 Cascadia Technology Corporation Gas analyzers
US4859858A (en) * 1986-12-04 1989-08-22 Cascadia Technology Corporation Gas analyzers
US4912329A (en) * 1987-03-30 1990-03-27 The Foxboro Company Portable battery-operated ambient air analyzer
US4818875A (en) * 1987-03-30 1989-04-04 The Foxboro Company Portable battery-operated ambient air analyzer
SE459126B (sv) * 1987-09-15 1989-06-05 Gambro Engstrom Ab Optisk gasanalysator
GB2226401B (en) * 1988-12-13 1992-11-25 Robin John Hutchinson Gas analysis
DE3939190A1 (de) * 1989-01-25 1990-08-09 Baldwin Gegenheimer Gmbh Durchlauftrockner von rollenrotationsdruckmaschinen und betrieb eines derartigen durchlauftrockners bei fortdruck und beim zylinderwaschen mit laufender bahn
JPH0760119B2 (ja) * 1989-09-30 1995-06-28 株式会社堀場製作所 赤外線検出器
DE4002436A1 (de) * 1990-01-27 1991-08-01 Man Technologie Gmbh Gaskuevette fuer materialanalysen
GB2245058A (en) * 1990-05-18 1991-12-18 Sieger Ltd A gas detector
DE4235225C2 (de) * 1992-10-13 1994-11-10 Iris Gmbh Infrared & Intellige Sensoranordnung und Verfahren zur Überwachung der Konvertierungsrate eines Abgaskatalysators
US5464983A (en) * 1994-04-05 1995-11-07 Industrial Scientific Corporation Method and apparatus for determining the concentration of a gas
GB9416711D0 (en) * 1994-08-18 1994-10-12 Msa Britain Ltd Infra-red gas detector
DE19518913C1 (de) * 1995-05-29 1996-11-28 Mueller Wolf Ruediger Dr Ing Verfahren und Vorrichtung zur Überprüfung der aeroben biologischen Abbaubarkeit von Testsubstanzen
EP0773435A3 (de) * 1995-07-21 1998-03-11 Texas Instruments Incorporated Verfahren und Vorrichtungen zur Strahlungsmessung
US5714759A (en) * 1996-02-23 1998-02-03 Ohmeda Inc. Optical system with an extended, imaged source
US5770156A (en) * 1996-06-04 1998-06-23 In Usa, Inc. Gas detection and measurement system
WO1998017991A1 (en) * 1996-10-18 1998-04-30 In Usa, Inc. Multi-wavelength based ozone measurement method and apparatus
US5886348A (en) * 1997-02-14 1999-03-23 American Intell-Sensors Corporation Non-dispersive infrared gas analyzer with interfering gas correction
AU3401499A (en) * 1998-04-20 1999-11-08 Horace Rekunyk Infrared remote monitoring system for leak
US6155160A (en) * 1998-06-04 2000-12-05 Hochbrueckner; Kenneth Propane detector system
AT409039B (de) * 1999-11-26 2002-05-27 Avl List Gmbh Verfahren zur messung der opacität in gasen
ATE336715T1 (de) * 2000-06-02 2006-09-15 Lattice Intellectual Property Nicht-dispersive infrarot messung von gasen mit einem optischen filter
GB2372099B (en) * 2001-02-08 2003-11-05 Status Scient Controls Ltd Gas sensor
JP3785326B2 (ja) * 2001-02-21 2006-06-14 株式会社堀場製作所 光検出器
US20020153490A1 (en) * 2001-03-28 2002-10-24 O'leary Robert Concentration detection system
CA2462768A1 (en) * 2001-10-02 2003-07-10 Trustees Of Tufts College Self-assembling polymers, and materials fabricated therefrom
FR2843196B1 (fr) * 2002-08-01 2005-07-01 Sarl Agebos Detecteur a capteur de rayonnements infrarouge pour la mesure directe d'une production d'un gaz dans l'environnement d'un appareil
US20040236242A1 (en) * 2003-05-22 2004-11-25 Graham James E. Capnograph system with integral controller
US6878938B2 (en) * 2003-07-16 2005-04-12 Perkinelmer, Inc. High frequency infrared radiation source
GB0327931D0 (en) * 2003-12-02 2004-01-07 City Tech Gas sensor
US7687776B2 (en) * 2007-04-11 2010-03-30 General Monitors, Inc. Gas and/or flame imaging system with explosion proof housing
KR100895648B1 (ko) * 2007-07-18 2009-05-07 주식회사 가스트론 흡입식 적외선 가스센서 모듈
US8785857B2 (en) * 2011-09-23 2014-07-22 Msa Technology, Llc Infrared sensor with multiple sources for gas measurement
CN104165858B (zh) * 2014-07-31 2015-11-11 煤科集团沈阳研究院有限公司 煤矿极性气体红外检测装置及检测方法
US9546950B2 (en) * 2014-09-26 2017-01-17 Rosemount Analytical Inc. Optical gas sensing apparatus with explosion-proof enclosure
DE102014016515B4 (de) 2014-11-10 2021-04-29 Dräger Safety AG & Co. KGaA Optischer Gassensor
SE542640C2 (en) * 2018-02-19 2020-06-23 Jondetech Sensors Ab Publ Gas sensor with thermopile

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3539804A (en) * 1968-12-23 1970-11-10 Us Army Fluid analysis by infrared absorption
US3728031A (en) * 1971-11-29 1973-04-17 Milton Roy Co Multichromatic multibeam absorption photometer
ZA726258B (en) * 1972-09-13 1973-11-28 Anglo Amer Corp South Africa Fire detector
JPS5139082A (ja) * 1974-09-27 1976-04-01 Matsushita Electric Works Ltd Kemurikanchiki
JPS52122172A (en) * 1976-04-07 1977-10-14 Matsushita Electric Ind Co Ltd Gas analyser
DE2910240A1 (de) * 1979-03-15 1980-09-25 Rolf Dr Bartke Vorrichtung zur ermittelung des reflexionsvermoegens der oberflaeche eines messobjektes
US4320297A (en) * 1979-11-29 1982-03-16 Beckman Instruments, Inc. Split detector
US4358679A (en) * 1980-09-02 1982-11-09 Astro Safety Products Inc. Calibration of analyzers employing radiant energy
DE3043332A1 (de) * 1980-11-17 1982-07-01 Siemens AG, 1000 Berlin und 8000 München Nichtdispersiver infrarot-gasanalysator

Also Published As

Publication number Publication date
US4560875A (en) 1985-12-24
EP0123458A3 (en) 1986-02-05
GB8309211D0 (en) 1983-05-11
DE3479531D1 (en) 1989-09-28
EP0123458A2 (de) 1984-10-31
EP0123458B1 (de) 1989-08-23
JPS59206745A (ja) 1984-11-22
NO841314L (no) 1984-10-08
CA1225718A (en) 1987-08-18
NO162436C (no) 1989-12-27
NO162436B (no) 1989-09-18

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Legal Events

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