JPS5221381B1 - - Google Patents

Info

Publication number
JPS5221381B1
JPS5221381B1 JP8252671A JP8252671A JPS5221381B1 JP S5221381 B1 JPS5221381 B1 JP S5221381B1 JP 8252671 A JP8252671 A JP 8252671A JP 8252671 A JP8252671 A JP 8252671A JP S5221381 B1 JPS5221381 B1 JP S5221381B1
Authority
JP
Japan
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.)
Pending
Application number
JP8252671A
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
Publication of JPS5221381B1 publication Critical patent/JPS5221381B1/ja
Pending 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
    • G01N21/47—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

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)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP8252671A 1970-10-21 1971-10-20 Pending JPS5221381B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702051546 DE2051546A1 (de) 1970-10-21 1970-10-21 Gerät zur Bestimmung von Feinstaubkonzentrationen

Publications (1)

Publication Number Publication Date
JPS5221381B1 true JPS5221381B1 (ja) 1977-06-10

Family

ID=5785672

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8252671A Pending JPS5221381B1 (ja) 1970-10-21 1971-10-20

Country Status (4)

Country Link
JP (1) JPS5221381B1 (ja)
DE (1) DE2051546A1 (ja)
FR (1) FR2131230A5 (ja)
GB (1) GB1328075A (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2260313C2 (de) * 1972-12-09 1982-07-29 Bergwerksverband Gmbh, 4300 Essen Verfahren und Gerät zur Bestimmung von Feinstaubkonzentrationen
EP0208646B1 (de) * 1985-07-05 1991-01-23 Bergwerksverband GmbH Stationäres Tyndallometer

Also Published As

Publication number Publication date
GB1328075A (en) 1973-08-30
DE2051546A1 (de) 1972-05-04
FR2131230A5 (ja) 1972-11-10

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