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CA1000070A - Gaseous mixture analyser using multiple frequency bands - Google Patents

  • ️Tue Nov 23 1976

CA1000070A - Gaseous mixture analyser using multiple frequency bands - Google Patents

Gaseous mixture analyser using multiple frequency bands

Info

Publication number
CA1000070A
CA1000070A CA196,397A CA196397A CA1000070A CA 1000070 A CA1000070 A CA 1000070A CA 196397 A CA196397 A CA 196397A CA 1000070 A CA1000070 A CA 1000070A Authority
CA
Canada
Prior art keywords
analyser
frequency bands
gaseous mixture
multiple frequency
gaseous
Prior art date
1973-03-30
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.)
Expired
Application number
CA196,397A
Inventor
John Jackson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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.)
1973-03-30
Filing date
1974-03-29
Publication date
1976-11-23
1974-03-29 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
1976-11-23 Application granted granted Critical
1976-11-23 Publication of CA1000070A publication Critical patent/CA1000070A/en
Status Expired legal-status Critical Current

Links

  • 239000008246 gaseous mixture Substances 0.000 title 1

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
    • G01N21/314—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)
CA196,397A 1973-03-30 1974-03-29 Gaseous mixture analyser using multiple frequency bands Expired CA1000070A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1535073A GB1470381A (en) 1973-03-30 1973-03-30 Absorption measurement apparatus for analysing internal com bustion engine exhaust gas

Publications (1)

Publication Number Publication Date
CA1000070A true CA1000070A (en) 1976-11-23

Family

ID=10057587

Family Applications (1)

Application Number Title Priority Date Filing Date
CA196,397A Expired CA1000070A (en) 1973-03-30 1974-03-29 Gaseous mixture analyser using multiple frequency bands

Country Status (7)

Country Link
JP (1) JPS5030580A (en)
CA (1) CA1000070A (en)
DE (1) DE2414229A1 (en)
FR (1) FR2223691B1 (en)
GB (1) GB1470381A (en)
IT (1) IT1011642B (en)
NL (1) NL7404028A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4480191A (en) * 1982-09-27 1984-10-30 Sun Electric Corporation Automatic gain control for an infrared source of an automotive emissions analyzer
US4549080A (en) * 1983-06-17 1985-10-22 Infrared Industries, Inc. Double-pass flue gas analyzer
US4771176A (en) * 1985-12-09 1988-09-13 Avl Gesellschaft Fur Verbrennungskraftmaschinen Und Messtechnik M.B.H. Method for quantitative analysis of hydrocarbon
US4825076A (en) * 1984-11-13 1989-04-25 John Shields Infra-red spectrophotometric apparatus
US4958076A (en) * 1989-02-10 1990-09-18 Gas Research Institute Selective natural gas detecting apparatus
US4996431A (en) * 1989-02-10 1991-02-26 Gas Research Institute Selective gas detecting apparatus
US5055690A (en) * 1989-02-10 1991-10-08 Gas Research Institute Method of eliminating water vapor interference in detecting gases

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT379452B (en) * 1983-04-21 1986-01-10 Avl Verbrennungskraft Messtech METHOD FOR DETERMINING THE SIZES OF ABSORBENT PROPORTIONS OF A SAMPLE, AND DEVICE FOR IMPLEMENTING THE METHOD
FI75675C (en) * 1984-03-23 1988-07-11 Saehkoeliikkeiden Oy A method for determining the hydrocarbon content of liquids containing its α.
JPH02144277U (en) * 1989-04-28 1990-12-06
JP3228080B2 (en) * 1995-08-07 2001-11-12 富士電機株式会社 Multiple reflection sample cell
GB9616809D0 (en) * 1996-08-10 1996-09-25 Eev Ltd Gas monitors
US7835005B2 (en) * 2008-02-21 2010-11-16 Thermo Fisher Scientific Inc. Gas analyzer system
CN102621106A (en) * 2012-03-27 2012-08-01 北京智威宇讯科技有限公司 Multiple optical path reflection cavity
WO2014150447A1 (en) * 2013-03-15 2014-09-25 Grove Instruments Inc. Multiplexing and non-multiplexing noninvasive analyte concentration measurement system and methods
JP7289272B2 (en) * 2019-11-27 2023-06-09 ポリマー キャラクタライゼーション，エセ．アー． Infrared detector and method for measuring component absorbance in samples
JPWO2023120231A1 (en) * 2021-12-20 2023-06-29
DE102022204582A1 (en) 2022-05-11 2023-11-16 Robert Bosch Gesellschaft mit beschränkter Haftung Method and device for correctly assigning at least one filter to given light, in particular for use in molecular or medical diagnostics

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4480191A (en) * 1982-09-27 1984-10-30 Sun Electric Corporation Automatic gain control for an infrared source of an automotive emissions analyzer
US4549080A (en) * 1983-06-17 1985-10-22 Infrared Industries, Inc. Double-pass flue gas analyzer
US4825076A (en) * 1984-11-13 1989-04-25 John Shields Infra-red spectrophotometric apparatus
US4771176A (en) * 1985-12-09 1988-09-13 Avl Gesellschaft Fur Verbrennungskraftmaschinen Und Messtechnik M.B.H. Method for quantitative analysis of hydrocarbon
US4958076A (en) * 1989-02-10 1990-09-18 Gas Research Institute Selective natural gas detecting apparatus
US4996431A (en) * 1989-02-10 1991-02-26 Gas Research Institute Selective gas detecting apparatus
US5055690A (en) * 1989-02-10 1991-10-08 Gas Research Institute Method of eliminating water vapor interference in detecting gases

Also Published As

Publication number Publication date
FR2223691A1 (en) 1974-10-25
DE2414229A1 (en) 1974-10-10
JPS5030580A (en) 1975-03-26
GB1470381A (en) 1977-04-14
IT1011642B (en) 1977-02-10
FR2223691B1 (en) 1977-10-21
NL7404028A (en) 1974-10-02

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