FR66863E - Improvements to devices for quantitative analysis and in particular that of gas mixtures - Google Patents

Improvements to devices for quantitative analysis and in particular that of gas mixtures

Info

Publication number
FR66863E
FR66863E FR66863DA FR66863E FR 66863 E FR66863 E FR 66863E FR 66863D A FR66863D A FR 66863DA FR 66863 E FR66863 E FR 66863E
Authority
FR
France
Prior art keywords
devices
quantitative analysis
gas mixtures
mixtures
gas
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
Other languages
French (fr)
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.)
Office National dEtudes et de Recherches Aerospatiales ONERA
Original Assignee
Office National dEtudes et de Recherches Aerospatiales ONERA
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 Office National dEtudes et de Recherches Aerospatiales ONERA filed Critical Office National dEtudes et de Recherches Aerospatiales ONERA
Application granted granted Critical
Publication of FR66863E publication Critical patent/FR66863E/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
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/37—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using pneumatic detection

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)
FR66863D 1952-03-20 1952-03-20 Improvements to devices for quantitative analysis and in particular that of gas mixtures Expired FR66863E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR66863T 1952-03-20

Publications (1)

Publication Number Publication Date
FR66863E true FR66863E (en) 1957-10-31

Family

ID=8699142

Family Applications (1)

Application Number Title Priority Date Filing Date
FR66863D Expired FR66863E (en) 1952-03-20 1952-03-20 Improvements to devices for quantitative analysis and in particular that of gas mixtures

Country Status (1)

Country Link
FR (1) FR66863E (en)

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