FR2439983B1 - - Google Patents

Info

Publication number
FR2439983B1
FR2439983B1 FR7831230A FR7831230A FR2439983B1 FR 2439983 B1 FR2439983 B1 FR 2439983B1 FR 7831230 A FR7831230 A FR 7831230A FR 7831230 A FR7831230 A FR 7831230A FR 2439983 B1 FR2439983 B1 FR 2439983B1
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
FR7831230A
Other versions
FR2439983A1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7831230A priority Critical patent/FR2439983A1/fr
Publication of FR2439983A1 publication Critical patent/FR2439983A1/fr
Application granted granted Critical
Publication of FR2439983B1 publication Critical patent/FR2439983B1/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
    • G01F23/26—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • G01F23/263—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
FR7831230A 1978-10-23 1978-10-23 Dispositif de mesure sans contact du niveau de la surface de separation d'un liquide et d'un milieu different Granted FR2439983A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7831230A FR2439983A1 (fr) 1978-10-23 1978-10-23 Dispositif de mesure sans contact du niveau de la surface de separation d'un liquide et d'un milieu different

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7831230A FR2439983A1 (fr) 1978-10-23 1978-10-23 Dispositif de mesure sans contact du niveau de la surface de separation d'un liquide et d'un milieu different

Publications (2)

Publication Number Publication Date
FR2439983A1 FR2439983A1 (fr) 1980-05-23
FR2439983B1 true FR2439983B1 (fr) 1981-05-29

Family

ID=9214463

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7831230A Granted FR2439983A1 (fr) 1978-10-23 1978-10-23 Dispositif de mesure sans contact du niveau de la surface de separation d'un liquide et d'un milieu different

Country Status (1)

Country Link
FR (1) FR2439983A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3323749A1 (de) * 1983-07-01 1985-01-03 Norddeutsche Affinerie AG, 2000 Hamburg Verfahren zur regelung der badspiegelhoehe einer metallschmelze
DE3323748A1 (de) * 1983-07-01 1985-01-03 Norddeutsche Affinerie AG, 2000 Hamburg Verfahren zur messung und regelung des fuellstandes von in einem behaelter befindlichen stoffen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1248969B (fr) * 1967-08-31
US3665300A (en) * 1971-03-05 1972-05-23 Gen Electric Liquid layer thickness device having a floating electrode
US3974695A (en) * 1975-08-18 1976-08-17 Sun Oil Company Of Pennsylvania Double level gauge

Also Published As

Publication number Publication date
FR2439983A1 (fr) 1980-05-23

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Legal Events

Date Code Title Description
ST Notification of lapse