FR2274913B1 - - Google Patents

Info

Publication number
FR2274913B1
FR2274913B1 FR7420270A FR7420270A FR2274913B1 FR 2274913 B1 FR2274913 B1 FR 2274913B1 FR 7420270 A FR7420270 A FR 7420270A FR 7420270 A FR7420270 A FR 7420270A FR 2274913 B1 FR2274913 B1 FR 2274913B1
Authority
FR
France
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.)
Expired
Application number
FR7420270A
Other languages
French (fr)
Other versions
FR2274913A1 (fr
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.)
Compteurs Schlumberger SA
Original Assignee
Compteurs Schlumberger 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 Compteurs Schlumberger SA filed Critical Compteurs Schlumberger SA
Priority to FR7420270A priority Critical patent/FR2274913A1/fr
Publication of FR2274913A1 publication Critical patent/FR2274913A1/fr
Application granted granted Critical
Publication of FR2274913B1 publication Critical patent/FR2274913B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • 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)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Health & Medical Sciences (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
FR7420270A 1974-06-12 1974-06-12 Dispositif permettant de visionner un liquide Granted FR2274913A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7420270A FR2274913A1 (fr) 1974-06-12 1974-06-12 Dispositif permettant de visionner un liquide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7420270A FR2274913A1 (fr) 1974-06-12 1974-06-12 Dispositif permettant de visionner un liquide

Publications (2)

Publication Number Publication Date
FR2274913A1 FR2274913A1 (fr) 1976-01-09
FR2274913B1 true FR2274913B1 (ko) 1976-10-15

Family

ID=9139932

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7420270A Granted FR2274913A1 (fr) 1974-06-12 1974-06-12 Dispositif permettant de visionner un liquide

Country Status (1)

Country Link
FR (1) FR2274913A1 (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4308486C2 (de) * 1993-03-17 1995-05-04 Grundig Emv Verfahren zum Messen von Trübungen
RU184942U1 (ru) * 2018-09-17 2018-11-14 Федеральное государственное бюджетное учреждение "Петербургский институт ядерной физики им. Б.П. Константинова Национального исследовательского центра "Курчатовский институт" Нефелометрический мутномер

Also Published As

Publication number Publication date
FR2274913A1 (fr) 1976-01-09

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Legal Events

Date Code Title Description
ST Notification of lapse