DD112174A1 - - Google Patents

Info

Publication number
DD112174A1
DD112174A1 DD178551A DD17855174A DD112174A1 DD 112174 A1 DD112174 A1 DD 112174A1 DD 178551 A DD178551 A DD 178551A DD 17855174 A DD17855174 A DD 17855174A DD 112174 A1 DD112174 A1 DD 112174A1
Authority
DD
German Democratic Republic
Application number
DD178551A
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 DD178551A priority Critical patent/DD112174A1/xx
Priority to DE19742457521 priority patent/DE2457521A1/de
Publication of DD112174A1 publication Critical patent/DD112174A1/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
    • G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
    • 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
    • G01N21/59—Transmissivity
    • G01N21/61—Non-dispersive gas analysers

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)
DD178551A 1974-05-16 1974-05-16 DD112174A1 (th)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DD178551A DD112174A1 (th) 1974-05-16 1974-05-16
DE19742457521 DE2457521A1 (de) 1974-05-16 1974-12-05 Einrichtung fuer einen nichtdispersiven, kontinuierlich arbeitenden wechsellicht-infrarot-gasanalysator ohne mechanisch bewegte teile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD178551A DD112174A1 (th) 1974-05-16 1974-05-16

Publications (1)

Publication Number Publication Date
DD112174A1 true DD112174A1 (th) 1975-03-20

Family

ID=5495787

Family Applications (1)

Application Number Title Priority Date Filing Date
DD178551A DD112174A1 (th) 1974-05-16 1974-05-16

Country Status (2)

Country Link
DD (1) DD112174A1 (th)
DE (1) DE2457521A1 (th)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3814718A1 (de) * 1987-05-08 1988-11-17 Mine Safety Appliances Co Messeinrichtung zum analysieren mittels infrarotstrahlung

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3507572A1 (de) * 1985-03-04 1986-09-04 Hartmann & Braun Ag, 6000 Frankfurt Fotometer
DE3509532A1 (de) * 1985-03-16 1986-09-18 Hartmann & Braun Ag, 6000 Frankfurt Fotometer
DE3525148A1 (de) * 1985-07-13 1987-04-02 Hartmann & Braun Ag Gasanalysator mit grossflaechigem pyroelektrischem detektor
DE19628310C2 (de) * 1995-10-25 1998-05-14 Draegerwerk Ag Optischer Gasanalysator
DE19605054C2 (de) * 1996-02-12 1999-09-02 Palocz Andresen Mehrkanalgasanalysator zur Bestimmung von Gaskomponenten eines Gases in Kompaktform
DE10221708B4 (de) * 2002-05-16 2004-09-30 Infratec Gmbh Infrarotsensorik Und Messtechnik Verfahren zur Bestimmung der Konzentration von Gasen und Dämpfen und nichtdispersiver Infrarot-Gasanalysator zur Durchführung des Verfahrens

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3814718A1 (de) * 1987-05-08 1988-11-17 Mine Safety Appliances Co Messeinrichtung zum analysieren mittels infrarotstrahlung

Also Published As

Publication number Publication date
DE2457521A1 (de) 1975-12-04

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