AT296658B - Device for measuring the opacity of gases - Google Patents

Device for measuring the opacity of gases

Info

Publication number
AT296658B
AT296658B AT880668A AT880668A AT296658B AT 296658 B AT296658 B AT 296658B AT 880668 A AT880668 A AT 880668A AT 880668 A AT880668 A AT 880668A AT 296658 B AT296658 B AT 296658B
Authority
AT
Austria
Prior art keywords
opacity
gases
measuring
Prior art date
Application number
AT880668A
Other languages
German (de)
Inventor
Luigi Bignardi
Original Assignee
Snam Progetti
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 Snam Progetti filed Critical Snam Progetti
Application granted granted Critical
Publication of AT296658B publication Critical patent/AT296658B/en

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

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)
  • Optical Measuring Cells (AREA)
AT880668A 1967-09-21 1968-09-10 Device for measuring the opacity of gases AT296658B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2072667 1967-09-21

Publications (1)

Publication Number Publication Date
AT296658B true AT296658B (en) 1972-02-25

Family

ID=11171135

Family Applications (1)

Application Number Title Priority Date Filing Date
AT880668A AT296658B (en) 1967-09-21 1968-09-10 Device for measuring the opacity of gases

Country Status (9)

Country Link
AT (1) AT296658B (en)
BE (1) BE721171A (en)
CH (1) CH513398A (en)
CS (1) CS186751B2 (en)
DE (2) DE6609536U (en)
FR (1) FR1585693A (en)
GB (1) GB1200038A (en)
NL (1) NL6813403A (en)
SE (1) SE343395B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4129068A1 (en) * 1991-09-02 1993-03-04 Grundig Emv ARRANGEMENT FOR MEASURING EXHAUST GASES IN COMBUSTION ENGINES

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1549193A (en) * 1975-04-29 1979-08-01 Hartridge Ltd Leslie Apparatus for measuring smoke density
AUPP521898A0 (en) * 1998-08-13 1998-09-03 Rees Equipment Pty Ltd Cleaning device
AU752387B2 (en) * 1998-08-13 2002-09-19 Rees Equipment Pty Ltd A protective means or assembly
AT409039B (en) * 1999-11-26 2002-05-27 Avl List Gmbh METHOD FOR MEASURING OPACITY IN GASES
FR3005737B1 (en) * 2013-05-14 2015-05-22 Capelec DEVICE FOR MONITORING OPACITY AND NITROGEN OXIDES IN EXHAUST GASES
FR3005738B1 (en) * 2013-05-14 2016-02-05 Capelec OPACIMETER FOR DETECTION OF LOW LEVELS OF POLLUTANTS IN AN EXHAUST GAS

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1247688B (en) * 1965-04-03 1967-08-17 Visomat Geraete G M B H Truebungsmesser, in particular smoke density meter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4129068A1 (en) * 1991-09-02 1993-03-04 Grundig Emv ARRANGEMENT FOR MEASURING EXHAUST GASES IN COMBUSTION ENGINES
DE4129068C2 (en) * 1991-09-02 1999-05-20 Grundig Ag Arrangement for measuring exhaust gases in internal combustion engines

Also Published As

Publication number Publication date
BE721171A (en) 1969-03-03
CS186751B2 (en) 1978-12-29
GB1200038A (en) 1970-07-29
SE343395B (en) 1972-03-06
CH513398A (en) 1971-09-30
FR1585693A (en) 1970-01-30
DE6609536U (en) 1972-06-22
DE1798242B1 (en) 1971-08-26
NL6813403A (en) 1969-03-25

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee