JPS51128592A - Gas density measuring unit - Google Patents

Gas density measuring unit

Info

Publication number
JPS51128592A
JPS51128592A JP5285175A JP5285175A JPS51128592A JP S51128592 A JPS51128592 A JP S51128592A JP 5285175 A JP5285175 A JP 5285175A JP 5285175 A JP5285175 A JP 5285175A JP S51128592 A JPS51128592 A JP S51128592A
Authority
JP
Japan
Prior art keywords
measuring unit
gas density
density measuring
remove
caused
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.)
Granted
Application number
JP5285175A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5247346B2 (OSRAM
Inventor
Masayoshi Urushiya
Takashi Nakakado
Akira Maeda
Tatsuo Tanaka
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP5285175A priority Critical patent/JPS51128592A/ja
Publication of JPS51128592A publication Critical patent/JPS51128592A/ja
Publication of JPS5247346B2 publication Critical patent/JPS5247346B2/ja
Granted 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)
  • 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)
JP5285175A 1975-04-30 1975-04-30 Gas density measuring unit Granted JPS51128592A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5285175A JPS51128592A (en) 1975-04-30 1975-04-30 Gas density measuring unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5285175A JPS51128592A (en) 1975-04-30 1975-04-30 Gas density measuring unit

Publications (2)

Publication Number Publication Date
JPS51128592A true JPS51128592A (en) 1976-11-09
JPS5247346B2 JPS5247346B2 (OSRAM) 1977-12-01

Family

ID=12926342

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5285175A Granted JPS51128592A (en) 1975-04-30 1975-04-30 Gas density measuring unit

Country Status (1)

Country Link
JP (1) JPS51128592A (OSRAM)

Also Published As

Publication number Publication date
JPS5247346B2 (OSRAM) 1977-12-01

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