DD99860A1 - - Google Patents

Info

Publication number
DD99860A1
DD99860A1 DD16115272A DD16115272A DD99860A1 DD 99860 A1 DD99860 A1 DD 99860A1 DD 16115272 A DD16115272 A DD 16115272A DD 16115272 A DD16115272 A DD 16115272A DD 99860 A1 DD99860 A1 DD 99860A1
Authority
DD
German Democratic Republic
Application number
DD16115272A
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
Priority to DD16115272A priority Critical patent/DD99860A1/xx
Priority to DE19722229356 priority patent/DE2229356A1/de
Publication of DD99860A1 publication Critical patent/DD99860A1/xx

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)
DD16115272A 1972-02-28 1972-02-28 DD99860A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DD16115272A DD99860A1 (fr) 1972-02-28 1972-02-28
DE19722229356 DE2229356A1 (de) 1972-02-28 1972-06-16 Verfahren und vorrichtung zur modulation der strahlung in infrarot-gasanalysatoren

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD16115272A DD99860A1 (fr) 1972-02-28 1972-02-28

Publications (1)

Publication Number Publication Date
DD99860A1 true DD99860A1 (fr) 1973-08-20

Family

ID=5485485

Family Applications (1)

Application Number Title Priority Date Filing Date
DD16115272A DD99860A1 (fr) 1972-02-28 1972-02-28

Country Status (2)

Country Link
DD (1) DD99860A1 (fr)
DE (1) DE2229356A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4598201A (en) * 1984-08-09 1986-07-01 Mine Safety Appliances Company Infrared fluid analyzer employing a pneumatic detector
DE4413670C2 (de) * 1993-04-21 1998-02-12 Palocz Andresen Michael Dr Ing Infrarot-Gasanalysator

Also Published As

Publication number Publication date
DE2229356A1 (de) 1973-09-13

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