NO862988L - Optisk retroreflektivt system for detektering av utslipp av hydrokarboner, atmosfaerisk taake eller roeyk. - Google Patents

Optisk retroreflektivt system for detektering av utslipp av hydrokarboner, atmosfaerisk taake eller roeyk.

Info

Publication number
NO862988L
NO862988L NO862988A NO862988A NO862988L NO 862988 L NO862988 L NO 862988L NO 862988 A NO862988 A NO 862988A NO 862988 A NO862988 A NO 862988A NO 862988 L NO862988 L NO 862988L
Authority
NO
Norway
Prior art keywords
retrore
hydrocarbones
smoke
atmospheric
optical
Prior art date
Application number
NO862988A
Other languages
English (en)
Other versions
NO862988D0 (no
Inventor
John Bernard Cole
Allan Ramsay Charles Durling
Raymind Earnest Smith
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Publication of NO862988D0 publication Critical patent/NO862988D0/no
Publication of NO862988L publication Critical patent/NO862988L/no

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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G01N21/534—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke by measuring transmission alone, i.e. determining opacity
    • 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)
  • 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)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
NO862988A 1985-07-26 1986-07-24 Optisk retroreflektivt system for detektering av utslipp av hydrokarboner, atmosfaerisk taake eller roeyk. NO862988L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858518941A GB8518941D0 (en) 1985-07-26 1985-07-26 Atmospheric mist/smoke detecting system

Publications (2)

Publication Number Publication Date
NO862988D0 NO862988D0 (no) 1986-07-24
NO862988L true NO862988L (no) 1987-01-27

Family

ID=10582926

Family Applications (1)

Application Number Title Priority Date Filing Date
NO862988A NO862988L (no) 1985-07-26 1986-07-24 Optisk retroreflektivt system for detektering av utslipp av hydrokarboner, atmosfaerisk taake eller roeyk.

Country Status (4)

Country Link
EP (1) EP0210676A3 (no)
JP (1) JPS6332353A (no)
GB (1) GB8518941D0 (no)
NO (1) NO862988L (no)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL98729A (en) * 1991-07-04 1996-08-04 Spectronix Ltd Method and apparatus for detecting hydrocarbon vapours in a monitored area
US5298750A (en) * 1992-01-15 1994-03-29 Rericha Frank M Laser precipitation sensor
GB2274163B (en) * 1993-01-12 1996-11-20 Pollution Monitor Syst Ltd Gas analyser
AU2356300A (en) * 1998-12-11 2000-06-26 Envirotest Systems Corp. Exhaust opacity measuring device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1885324U (de) * 1958-12-09 1964-01-02 Erwin Sick Geraet zur rauchueberwachung.
DE2303040C3 (de) * 1973-01-23 1978-03-30 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Optisches Meßgerät, insbesondere zur Rauchdichte- oder Sichtweitemessung
US4469443A (en) * 1982-06-01 1984-09-04 The United States Of America As Represented By The Secretary Of The Navy Atmospheric transmissometer
SU1155922A1 (ru) * 1983-12-05 1985-05-15 Институт Оптики Атмосферы Со Ан Ссср Способ определени наклонной прозрачности атмосферы

Also Published As

Publication number Publication date
GB8518941D0 (en) 1985-09-04
NO862988D0 (no) 1986-07-24
EP0210676A2 (en) 1987-02-04
EP0210676A3 (en) 1987-07-15
JPS6332353A (ja) 1988-02-12

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