DE2127994B2 - - Google Patents

Info

Publication number
DE2127994B2
DE2127994B2 DE2127994A DE2127994A DE2127994B2 DE 2127994 B2 DE2127994 B2 DE 2127994B2 DE 2127994 A DE2127994 A DE 2127994A DE 2127994 A DE2127994 A DE 2127994A DE 2127994 B2 DE2127994 B2 DE 2127994B2
Authority
DE
Germany
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.)
Granted
Application number
DE2127994A
Other languages
German (de)
Other versions
DE2127994C3 (de
DE2127994A1 (en
Inventor
William T. Berkeley Calif. Link (V.St.A.)
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.)
Arkon Scientific Labs Berkeley Calif (vsta)
Original Assignee
Arkon Scientific Labs Berkeley Calif (vsta)
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 Arkon Scientific Labs Berkeley Calif (vsta) filed Critical Arkon Scientific Labs Berkeley Calif (vsta)
Priority to DE2127994A priority Critical patent/DE2127994C3/de
Publication of DE2127994A1 publication Critical patent/DE2127994A1/de
Publication of DE2127994B2 publication Critical patent/DE2127994B2/de
Application granted granted Critical
Publication of DE2127994C3 publication Critical patent/DE2127994C3/de
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
    • G01N21/3504—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

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE2127994A 1971-06-05 1971-06-05 Analysengerät Expired DE2127994C3 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE2127994A DE2127994C3 (de) 1971-06-05 1971-06-05 Analysengerät

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2127994A DE2127994C3 (de) 1971-06-05 1971-06-05 Analysengerät

Publications (3)

Publication Number Publication Date
DE2127994A1 DE2127994A1 (en) 1972-12-14
DE2127994B2 true DE2127994B2 (ref) 1974-04-11
DE2127994C3 DE2127994C3 (de) 1974-11-07

Family

ID=5809942

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2127994A Expired DE2127994C3 (de) 1971-06-05 1971-06-05 Analysengerät

Country Status (1)

Country Link
DE (1) DE2127994C3 (ref)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4319567C2 (de) * 1993-06-08 1997-12-18 Hartmann & Braun Ag Einrichtung zum fotometrischen Nachweis von Meßgaskomponenten
DE102004035916B4 (de) * 2004-07-23 2007-10-18 Prof. Dr. Karl-Heinz Gericke Technische Universität Braunschweig Institut für Physikalische und Theoretische Chemie Verfahren zur isotopenselektiven Bestimmung von Stickstoffmonoxid-Konzentrationen
DE102013015218A1 (de) 2013-09-13 2015-03-19 Hella Kgaa Hueck & Co. Gassensor und Kraftfahrzeug mit einem Gassensor

Also Published As

Publication number Publication date
DE2127994C3 (de) 1974-11-07
DE2127994A1 (en) 1972-12-14

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee