FR1008586A - Improvements to devices for quantitative analysis, especially that of gas mixtures - Google Patents

Improvements to devices for quantitative analysis, especially that of gas mixtures

Info

Publication number
FR1008586A
FR1008586A FR1008586DA FR1008586A FR 1008586 A FR1008586 A FR 1008586A FR 1008586D A FR1008586D A FR 1008586DA FR 1008586 A FR1008586 A FR 1008586A
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 FR1008586A publication Critical patent/FR1008586A/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)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR1008586D 1948-04-29 1948-04-29 Improvements to devices for quantitative analysis, especially that of gas mixtures Expired FR1008586A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR970203X 1948-04-29

Publications (1)

Publication Number Publication Date
FR1008586A true FR1008586A (en) 1952-05-19

Family

ID=9503984

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1008586D Expired FR1008586A (en) 1948-04-29 1948-04-29 Improvements to devices for quantitative analysis, especially that of gas mixtures

Country Status (2)

Country Link
DE (1) DE970203C (en)
FR (1) FR1008586A (en)

Also Published As

Publication number Publication date
DE970203C (en) 1958-08-28

Similar Documents

Publication Publication Date Title
FR1074775A (en) Improvements to devices for gas analysis
FR981045A (en) Improvements to combustion devices
FR1007140A (en) Improvements to turbo-engines
FR1008586A (en) Improvements to devices for quantitative analysis, especially that of gas mixtures
FR974246A (en) Improvements to valves
FR1011071A (en) Improvements to telecine differential analyzers
FR976165A (en) Improvements to metal drums
FR1011434A (en) Apparatus for analyzing gas mixtures
FR973025A (en) Improvements to liquid cooling devices
FR69157E (en) Improvements to devices for gas analysis
FR978347A (en) Improvements to welding equipment
FR66863E (en) Improvements to devices for quantitative analysis and in particular that of gas mixtures
FR968701A (en) Improvements to sewage concentration funds
FR991546A (en) Improvements to combustion devices
FR988305A (en) Improvements to stapling devices
FR979317A (en) Improvements to compositions for fumigations
FR976280A (en) Improvements to hair dryers
FR934107A (en) Improvements to electrolysis devices
FR1091608A (en) Improvements to forming devices
FR980438A (en) Improvements to lifting devices
FR970175A (en) Improvements to turbo-engines
FR1080406A (en) Improvements to incubation devices for eggs
FR977266A (en) Improvements to devices for hydrogenation
FR1044121A (en) Improvements to devices for the aging of alkali-cellulose
FR983834A (en) Improvements to welding equipment