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
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
Other languages
English (en)
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.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA1000070A publication Critical patent/CA1000070A/en
Expired legal-status Critical Current

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
    • G01N21/314—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 (xx)
CA (1) CA1000070A (xx)
DE (1) DE2414229A1 (xx)
FR (1) FR2223691B1 (xx)
GB (1) GB1470381A (xx)
IT (1) IT1011642B (xx)
NL (1) NL7404028A (xx)

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 (de) * 1983-04-21 1986-01-10 Avl Verbrennungskraft Messtech Verfahren zur bestimmung der massen von absorbierenden anteilen einer probe und vorrichtung zur durchfuehrung des verfahrens
FI75675C (fi) * 1984-03-23 1988-07-11 Saehkoeliikkeiden Oy Foerfarande foer bestaemning av kolvaetehalter i vaetskor innehaollande dessa.
JPH02144277U (xx) * 1989-04-28 1990-12-06
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
GB9616809D0 (en) * 1996-08-10 1996-09-25 Eev Ltd Gas monitors
US20090213381A1 (en) * 2008-02-21 2009-08-27 Dirk Appel Analyzer system and optical filtering
CN102621106A (zh) * 2012-03-27 2012-08-01 北京智威宇讯科技有限公司 多倍光程反射腔体
WO2014150447A1 (en) * 2013-03-15 2014-09-25 Grove Instruments Inc. Multiplexing and non-multiplexing noninvasive analyte concentration measurement system and methods
JP7289272B2 (ja) * 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． 試料中の成分吸光度を測定するための赤外線検出器および方法
JPWO2023120231A1 (xx) * 2021-12-20 2023-06-29
DE102022204582A1 (de) 2022-05-11 2023-11-16 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren und Vorrichtung zur korrekten Zuordnung zumindest eines Filters zu vorgegebenem Licht, insbesondere für eine Anwendung in der Molekular- oder Medizindiagnostik

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
GB1470381A (en) 1977-04-14
DE2414229A1 (de) 1974-10-10
JPS5030580A (xx) 1975-03-26
IT1011642B (it) 1977-02-10
FR2223691A1 (xx) 1974-10-25
FR2223691B1 (xx) 1977-10-21
NL7404028A (xx) 1974-10-02

Similar Documents

Publication Publication Date Title
CA1000070A (en) Gaseous mixture analyser using multiple frequency bands
CA1009964A (en) Gas-liquid separator
CA1014667A (en) High frequency character receiver
CA1009875A (en) Locking staple
CA990970A (en) Dual cell non-dispersive gas analyzer
CA1033291A (en) Gas scrubber
CA1015772A (en) Process for the bromofluorination of methane
IL45710A0 (en) Mass spectrometer
AU501839B2 (en) Frequency synthesiser
CA998117A (en) Frequency divider
AU498199B2 (en) Gas dosing apparatus
AU500562B2 (en) Separation ofa gaseous mixture
ZA747700B (en) Methane-rich gas process
ZA747701B (en) Methane-rich gas process
CA991267A (en) Crystal frequency monitor
CA998107A (en) Microwave spectrometer
CA1033016A (en) Frequency divider for high frequencies
CA999757A (en) Isotope-shift zeeman effect spectrometer
CA1015417A (en) High frequency coaxial cable
CA1008695A (en) Dual-beam multiple unit gas analyzer structure
CA993530A (en) Frequency synthesizer
ZA745182B (en) An alumino-thermic reaction mixture
GB1448939A (en) Spectrometer
CA1002857A (en) Band saw
AU498591B2 (en) Frequency selector