IT1011642B - EQUIPMENT FOR ANALYSIS OF GASEOUS MIXTURES - Google Patents

EQUIPMENT FOR ANALYSIS OF GASEOUS MIXTURES

Info

Publication number
IT1011642B
IT1011642B IT67982/74A IT6798274A IT1011642B IT 1011642 B IT1011642 B IT 1011642B IT 67982/74 A IT67982/74 A IT 67982/74A IT 6798274 A IT6798274 A IT 6798274A IT 1011642 B IT1011642 B IT 1011642B
Authority
IT
Italy
Prior art keywords
analysis
equipment
gaseous mixtures
gaseous
mixtures
Prior art date
Application number
IT67982/74A
Other languages
Italian (it)
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT1011642B publication Critical patent/IT1011642B/en

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)
IT67982/74A 1973-03-30 1974-03-27 EQUIPMENT FOR ANALYSIS OF GASEOUS MIXTURES IT1011642B (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
IT1011642B true IT1011642B (en) 1977-02-10

Family

ID=10057587

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67982/74A IT1011642B (en) 1973-03-30 1974-03-27 EQUIPMENT FOR ANALYSIS OF GASEOUS MIXTURES

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)

Families Citing this family (18)

* 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
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
US4549080A (en) * 1983-06-17 1985-10-22 Infrared Industries, Inc. Double-pass flue gas analyzer
FI75675C (en) * 1984-03-23 1988-07-11 Saehkoeliikkeiden Oy A method for determining the hydrocarbon content of liquids containing its α.
EP0404207B1 (en) * 1984-11-13 1995-09-13 Shields Instruments Limited Infrared spectrophotometric method
AT391208B (en) * 1985-12-09 1990-09-10 Avl Verbrennungskraft Messtech METHOD FOR THE QUANTITATIVE MEASUREMENT OF HYDROCARBONS
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
US4958076A (en) * 1989-02-10 1990-09-18 Gas Research Institute Selective natural gas detecting apparatus
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
US20090213381A1 (en) * 2008-02-21 2009-08-27 Dirk Appel Analyzer system and optical filtering
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

Also Published As

Publication number Publication date
GB1470381A (en) 1977-04-14
DE2414229A1 (en) 1974-10-10
JPS5030580A (en) 1975-03-26
CA1000070A (en) 1976-11-23
FR2223691A1 (en) 1974-10-25
FR2223691B1 (en) 1977-10-21
NL7404028A (en) 1974-10-02

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