AU561251B2 - Measuring particle concentration - Google Patents

Measuring particle concentration

Info

Publication number
AU561251B2
AU561251B2 AU90657/82A AU9065782A AU561251B2 AU 561251 B2 AU561251 B2 AU 561251B2 AU 90657/82 A AU90657/82 A AU 90657/82A AU 9065782 A AU9065782 A AU 9065782A AU 561251 B2 AU561251 B2 AU 561251B2
Authority
AU
Australia
Prior art keywords
particle concentration
measuring particle
measuring
concentration
particle
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.)
Ceased
Application number
AU90657/82A
Other versions
AU9065782A (en
Inventor
Par-Hakan Bergstrom
Roland Einar Jelvestam
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.)
BERGSTROEM PAER HAAKAN
Original Assignee
BERGSTROEM PAER HAAKAN
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 BERGSTROEM PAER HAAKAN filed Critical BERGSTROEM PAER HAAKAN
Publication of AU9065782A publication Critical patent/AU9065782A/en
Application granted granted Critical
Publication of AU561251B2 publication Critical patent/AU561251B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • 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)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
AU90657/82A 1981-11-25 1982-11-17 Measuring particle concentration Ceased AU561251B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8107026A SE453015B (en) 1981-11-25 1981-11-25 METHOD DEVICE FOR Saturation of the concentration of particles transported by a liquid through a tube
SE8107026 1981-11-25

Publications (2)

Publication Number Publication Date
AU9065782A AU9065782A (en) 1984-05-31
AU561251B2 true AU561251B2 (en) 1987-05-07

Family

ID=20345126

Family Applications (1)

Application Number Title Priority Date Filing Date
AU90657/82A Ceased AU561251B2 (en) 1981-11-25 1982-11-17 Measuring particle concentration

Country Status (6)

Country Link
JP (1) JPS5897645A (en)
AU (1) AU561251B2 (en)
DE (1) DE3239575C2 (en)
FI (1) FI73525C (en)
FR (1) FR2517058B1 (en)
SE (1) SE453015B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3715507A1 (en) * 1987-05-09 1988-11-17 Berufsgenossenschaft Nahrungsm Measurement of dust conc. in gas or solid particle conc. in liquid - opto-electronically measuring intensity of light pulses passed through medium
DE4014739A1 (en) * 1990-05-08 1991-11-28 Monitek Gmbh Physical parameter measurement arrangement for pipe flowing liq. - has measurement element in high flow speed region to prevent solid deposits
SE502148C2 (en) * 1993-12-03 1995-08-28 Bexelius Apparatus for measuring the amount of solid in a fluid with light
DE102005025181A1 (en) * 2005-06-01 2006-12-07 Sick Engineering Gmbh Particle concentration measuring device and measuring method

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1598834A (en) * 1968-12-27 1970-07-06
DE2137585A1 (en) * 1971-07-27 1973-02-08 Tokyo Keiki Kk DEVICE FOR DETERMINING AND / OR MEASURING LIQUID CONTAMINATION
JPS5031881B2 (en) * 1971-09-16 1975-10-16
US3810695A (en) * 1972-12-14 1974-05-14 Gam Rad Fluid analyzer with variable light path
SE382116B (en) * 1973-09-27 1976-01-12 H O T Wiksell SET FOR PHOTOMETRIC SATURATION OF THE SLUDGE CONTENT WHEN CLEANING THE WASTEWATER AND DEVICE FOR PERFORMING THE PROCEDURE
US3954342A (en) * 1974-03-28 1976-05-04 Jan Boeke Optical device for monitoring clarity of a fluid
JPS5126080A (en) * 1974-08-27 1976-03-03 Sharp Kk
US4080076A (en) * 1976-07-28 1978-03-21 Optronix Inc. Suspended solids analyzer using multiple light sources and photodetectors
US4243883A (en) * 1979-01-19 1981-01-06 Midwest Cardiovascular Institute Foundation Blood hematocrit monitoring system
GB2097529B (en) * 1981-04-28 1984-09-19 Itt Ind Ltd Detecting oil in water

Also Published As

Publication number Publication date
SE453015B (en) 1988-01-04
JPS5897645A (en) 1983-06-10
FI73525B (en) 1987-06-30
DE3239575A1 (en) 1983-07-07
FI823699A0 (en) 1982-10-29
DE3239575C2 (en) 1994-08-11
FR2517058B1 (en) 1986-08-08
FI73525C (en) 1987-10-09
FR2517058A1 (en) 1983-05-27
SE8107026L (en) 1983-05-26
AU9065782A (en) 1984-05-31
FI823699L (en) 1983-05-26

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired