GB1352977A - Detection devices for use in infra-red gas analysis - Google Patents

Detection devices for use in infra-red gas analysis

Info

Publication number
GB1352977A
GB1352977A GB940672A GB940672A GB1352977A GB 1352977 A GB1352977 A GB 1352977A GB 940672 A GB940672 A GB 940672A GB 940672 A GB940672 A GB 940672A GB 1352977 A GB1352977 A GB 1352977A
Authority
GB
United Kingdom
Prior art keywords
gas
volumes
detecting
infrared
gas analysis
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
GB940672A
Other languages
English (en)
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.)
Siemens Corp
Original Assignee
Siemens Corp
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 Siemens Corp filed Critical Siemens Corp
Publication of GB1352977A publication Critical patent/GB1352977A/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)
GB940672A 1971-03-01 1972-02-29 Detection devices for use in infra-red gas analysis Expired GB1352977A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712109568 DE2109568A1 (de) 1971-03-01 1971-03-01 Nachweissystem für ein Ultrarot-Gasanalysegerät

Publications (1)

Publication Number Publication Date
GB1352977A true GB1352977A (en) 1974-05-15

Family

ID=5800128

Family Applications (1)

Application Number Title Priority Date Filing Date
GB940672A Expired GB1352977A (en) 1971-03-01 1972-02-29 Detection devices for use in infra-red gas analysis

Country Status (7)

Country Link
JP (1) JPS5129837B1 (enExample)
BE (1) BE780056A (enExample)
DE (1) DE2109568A1 (enExample)
FR (1) FR2127853A5 (enExample)
GB (1) GB1352977A (enExample)
IT (1) IT947898B (enExample)
LU (1) LU64854A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5852308A (en) * 1997-06-30 1998-12-22 Honeywell Inc. Micromachined inferential opto-thermal gas sensor
US5869749A (en) * 1997-04-30 1999-02-09 Honeywell Inc. Micromachined integrated opto-flow gas/liquid sensor
US5892140A (en) * 1997-04-30 1999-04-06 Honeywell Inc. Micromachined inferential opto-thermal gas sensor

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2702978A1 (de) * 1976-01-26 1977-08-04 Fuji Electric Co Ltd Einrichtung zur kompensation pneumatischer stoereffekte bei infrarot-gasanalysegeraeten
DE7640723U1 (de) * 1976-12-27 1977-06-16 Hartmann & Braun Ag, 6000 Frankfurt Pneumatischer strahlungsdetektor
JPS54143151A (en) * 1978-04-28 1979-11-08 Hitachi Ltd Heat-sensitive recorder
JPS5976351U (ja) * 1982-11-17 1984-05-23 株式会社リコー サ−マルヘツドの位置決め装置
DE9014162U1 (de) * 1990-10-11 1990-12-20 Siemens AG, 8000 München Pneumatischer Zweischichtdetektor für NDIR-Gasanalysatoren
DE10104556A1 (de) * 2001-02-01 2002-02-07 Siemens Ag Nichtdispersiver Infrarot-Gasanalysator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5869749A (en) * 1997-04-30 1999-02-09 Honeywell Inc. Micromachined integrated opto-flow gas/liquid sensor
US5892140A (en) * 1997-04-30 1999-04-06 Honeywell Inc. Micromachined inferential opto-thermal gas sensor
US5852308A (en) * 1997-06-30 1998-12-22 Honeywell Inc. Micromachined inferential opto-thermal gas sensor

Also Published As

Publication number Publication date
BE780056A (fr) 1972-09-01
IT947898B (it) 1973-05-30
LU64854A1 (enExample) 1972-07-05
DE2109568A1 (de) 1972-09-14
FR2127853A5 (enExample) 1972-10-13
JPS5129837B1 (enExample) 1976-08-27

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee