FR1581537A - - Google Patents

Info

Publication number
FR1581537A
FR1581537A FR1581537DA FR1581537A FR 1581537 A FR1581537 A FR 1581537A FR 1581537D A FR1581537D A FR 1581537DA FR 1581537 A FR1581537 A FR 1581537A
Authority
FR
France
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
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 filed Critical
Application granted granted Critical
Publication of FR1581537A publication Critical patent/FR1581537A/fr
Expired legal-status Critical Current

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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
    • 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

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)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
FR1581537D 1967-05-20 1968-05-20 Expired FR1581537A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS365767 1967-05-20

Publications (1)

Publication Number Publication Date
FR1581537A true FR1581537A (fr) 1969-09-19

Family

ID=5377246

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1581537D Expired FR1581537A (fr) 1967-05-20 1968-05-20

Country Status (6)

Country Link
AT (1) AT279928B (fr)
DE (1) DE1773452C3 (fr)
FR (1) FR1581537A (fr)
GB (1) GB1173535A (fr)
NL (1) NL6807135A (fr)
SE (1) SE338450B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3809160A1 (de) * 1988-03-18 1989-09-28 Leybold Ag Infrarot-strahlungsquelle, insbesondere fuer ein mehrkanaliges gasanalysegeraet
FR3061301B1 (fr) * 2016-12-26 2020-09-04 Commissariat Energie Atomique Procede d'observation d'un objet

Also Published As

Publication number Publication date
DE1773452C3 (de) 1975-03-27
DE1773452A1 (de) 1971-07-01
AT279928B (de) 1970-03-25
DE1773452B2 (de) 1974-08-01
GB1173535A (en) 1969-12-10
SE338450B (fr) 1971-09-06
NL6807135A (fr) 1968-11-21

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Legal Events

Date Code Title Description
ST Notification of lapse