FR2323999A1 - Detecteur de particules dans un fluide - Google Patents

Detecteur de particules dans un fluide

Info

Publication number
FR2323999A1
FR2323999A1 FR7505088A FR7505088A FR2323999A1 FR 2323999 A1 FR2323999 A1 FR 2323999A1 FR 7505088 A FR7505088 A FR 7505088A FR 7505088 A FR7505088 A FR 7505088A FR 2323999 A1 FR2323999 A1 FR 2323999A1
Authority
FR
France
Prior art keywords
input
light
photoresistance
optical path
particles
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
FR7505088A
Other languages
English (en)
French (fr)
Other versions
FR2323999B1 (https=
Inventor
Bernard Geoffrion
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.)
Electricite de France SA
Original Assignee
Electricite de France SA
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 Electricite de France SA filed Critical Electricite de France SA
Priority to FR7505088A priority Critical patent/FR2323999A1/fr
Publication of FR2323999A1 publication Critical patent/FR2323999A1/fr
Application granted granted Critical
Publication of FR2323999B1 publication Critical patent/FR2323999B1/fr
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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/85—Investigating moving fluids or granular solids
    • G01N21/8507—Probe photometers, i.e. with optical measuring part dipped into fluid sample
    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/85—Investigating moving fluids or granular solids
    • G01N21/8507—Probe photometers, i.e. with optical measuring part dipped into fluid sample
    • G01N2021/8528—Immerged light conductor

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)
FR7505088A 1975-02-19 1975-02-19 Detecteur de particules dans un fluide Granted FR2323999A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7505088A FR2323999A1 (fr) 1975-02-19 1975-02-19 Detecteur de particules dans un fluide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7505088A FR2323999A1 (fr) 1975-02-19 1975-02-19 Detecteur de particules dans un fluide

Publications (2)

Publication Number Publication Date
FR2323999A1 true FR2323999A1 (fr) 1977-04-08
FR2323999B1 FR2323999B1 (https=) 1978-02-24

Family

ID=9151407

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7505088A Granted FR2323999A1 (fr) 1975-02-19 1975-02-19 Detecteur de particules dans un fluide

Country Status (1)

Country Link
FR (1) FR2323999A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2459967A1 (fr) * 1979-06-22 1981-01-16 Agronomique Inst Nat Rech Procede et dispositif d'evaluation quantitative des troubles et matieres en suspension dans un fluide

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2459967A1 (fr) * 1979-06-22 1981-01-16 Agronomique Inst Nat Rech Procede et dispositif d'evaluation quantitative des troubles et matieres en suspension dans un fluide

Also Published As

Publication number Publication date
FR2323999B1 (https=) 1978-02-24

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Legal Events

Date Code Title Description
ST Notification of lapse