LU71228A1 - - Google Patents

Info

Publication number
LU71228A1
LU71228A1 LU71228A LU71228A LU71228A1 LU 71228 A1 LU71228 A1 LU 71228A1 LU 71228 A LU71228 A LU 71228A LU 71228 A LU71228 A LU 71228A LU 71228 A1 LU71228 A1 LU 71228A1
Authority
LU
Luxembourg
Application number
LU71228A
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 filed Critical
Priority to LU71228A priority Critical patent/LU71228A1/xx
Priority to FR7529077A priority patent/FR2289893A1/fr
Priority to SU752182601A priority patent/SU778716A3/ru
Priority to DE2547933A priority patent/DE2547933C2/de
Priority to JP50128415A priority patent/JPS6129441B2/ja
Priority to BE6045238A priority patent/BE835019A/fr
Priority to US05/626,871 priority patent/US4098128A/en
Priority to CA238,692A priority patent/CA1070008A/fr
Priority to GB45031/75A priority patent/GB1523918A/en
Priority to AT0831675A priority patent/AT377362B/de
Publication of LU71228A1 publication Critical patent/LU71228A1/xx

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
    • G01F23/296—Acoustic waves
    • G01F23/2966—Acoustic waves making use of acoustical resonance or standing waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/024—Mixtures
    • G01N2291/02491—Materials with nonlinear acoustic properties
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02836—Flow rate, liquid level

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Investigating And Analyzing Materials By Characteristic Methods (AREA)
LU71228A 1974-10-31 1974-10-31 LU71228A1 (fr)

Priority Applications (10)

Application Number Priority Date Filing Date Title
LU71228A LU71228A1 (fr) 1974-10-31 1974-10-31
FR7529077A FR2289893A1 (fr) 1974-10-31 1975-09-23 Procede et installation pour la mesure de l'intensite acoustique au bec d'un creuset metallurgique
SU752182601A SU778716A3 (ru) 1974-10-31 1975-10-20 Устройство дл определени уровн шлака в металлургической печи
DE2547933A DE2547933C2 (de) 1974-10-31 1975-10-25 Elektro-akustisches Verfahren und Vorrichtung zur Bestimmung der Dicke schäumender Schlacke
JP50128415A JPS6129441B2 (fr) 1974-10-31 1975-10-27
BE6045238A BE835019A (fr) 1974-10-31 1975-10-29 Procede et installation pour la mesure du niveau de remplissage d'un creuset metallurgique
US05/626,871 US4098128A (en) 1974-10-31 1975-10-29 Method of and apparatus for monitoring slag thickness in refining crucible
CA238,692A CA1070008A (fr) 1974-10-31 1975-10-30 Methode et appareil de controle de la profondeur du laitler dans les creusets de raffinage
GB45031/75A GB1523918A (en) 1974-10-31 1975-10-30 Process and indstallation for measurement of the filling of a metallurgical crucible
AT0831675A AT377362B (de) 1974-10-31 1975-10-31 Verfahren und vorrichtung zur bestimmung der dicke schaeumender schlacke in einem metallurgischen konverter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU71228A LU71228A1 (fr) 1974-10-31 1974-10-31

Publications (1)

Publication Number Publication Date
LU71228A1 true LU71228A1 (fr) 1976-03-17

Family

ID=19727785

Family Applications (1)

Application Number Title Priority Date Filing Date
LU71228A LU71228A1 (fr) 1974-10-31 1974-10-31

Country Status (10)

Country Link
US (1) US4098128A (fr)
JP (1) JPS6129441B2 (fr)
AT (1) AT377362B (fr)
BE (1) BE835019A (fr)
CA (1) CA1070008A (fr)
DE (1) DE2547933C2 (fr)
FR (1) FR2289893A1 (fr)
GB (1) GB1523918A (fr)
LU (1) LU71228A1 (fr)
SU (1) SU778716A3 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5433790A (en) * 1977-03-29 1979-03-12 Sumitomo Metal Ind Acoustic measurement of slag forming
DE2745251C2 (de) * 1977-10-07 1986-07-10 Siemens AG, 1000 Berlin und 8000 München Einrichtung zur berührungsfreien Messung der Standhöhe der Schmelze in einem metallurgischen Schmelzgefäß
LU81740A1 (fr) * 1979-09-28 1981-04-17 Arbed Systeme de mesure de l'epaisseur de la couche de scorie dans un recipient metallurgique et pour l'appreciation de son etat physique
ZA835649B (en) * 1982-08-25 1984-04-25 British Steel Corp Lancing in electric arc steelmaking
JPS6057217A (ja) * 1983-09-09 1985-04-03 Nippon Kokan Kk <Nkk> 渦流式モ−ルド湯面計
GB2199948B (en) * 1987-01-16 1990-08-15 Emco Wheaton Uk Limited Measurement of liquid levels
DE3721212A1 (de) * 1987-06-26 1989-01-05 Vega Grieshaber Gmbh & Co Fuellstandsmessgeraet mit ultraschallwandler
DE3721213C2 (de) * 1987-06-26 1998-04-09 Grieshaber Vega Kg Füllstandsmeßgerät
GB8823391D0 (en) * 1988-10-05 1988-11-09 Geotechnical Instr Uk Ltd Measuring liquid level
RU2063627C1 (ru) * 1992-08-13 1996-07-10 Акционерное общество закрытого типа "Биотехинвест" Устройство для определения физических свойств жидкостей и газов
DE19830442B4 (de) * 1998-07-08 2004-04-29 Forschungszentrum Rossendorf E.V. Anordnung zur akustischen Volumenbestimmung
DE202004002891U1 (de) * 2004-02-25 2005-07-07 Mts Sensor Technologie Gmbh & Co. Kg Magnetostriktiver Streckensensor
US8276465B2 (en) 2010-06-10 2012-10-02 Edward Belotserkovsky Urine flow monitoring device and method
EP2650387A1 (fr) * 2012-04-11 2013-10-16 Siemens Aktiengesellschaft Procédé d'actionnement d'une installation de fusion sous vide et installation de fusion sous vide actionnée par ce procédé
RU2654370C1 (ru) * 2017-07-25 2018-05-17 Сергей Иванович Остапчук Способ измерения уровня воды в скважине и устройство для его осуществления
RU2711852C1 (ru) * 2019-02-12 2020-01-22 Публичное Акционерное Общество "Новолипецкий металлургический комбинат" Способ определения уровня металла спокойной ванны конвертера

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1052239A (fr) * 1962-10-15
US3237451A (en) * 1962-10-16 1966-03-01 Acoustica Associates Inc Volumetric measurement system
GB1051421A (en) * 1963-04-03 1966-12-14 Hitachi Ltd Method and apparatus for observing vocal cord wave
US3782180A (en) * 1968-05-20 1974-01-01 G Harris Method for detecting leaks in condenser tubes
US3603149A (en) * 1969-09-03 1971-09-07 Us Army Ultrasonic liquid level indicator
FR2150572B1 (fr) * 1971-07-22 1974-04-26 Commissariat Energie Atomique
DE2152805A1 (de) * 1971-10-22 1973-04-26 Max Planck Gesellschaft Verfahren und messzelle zum untersuchen des chemischen relaxationsverhaltens einer loesung
SE385408B (sv) * 1973-03-21 1976-06-28 Asea Ab Sett att overvaka fyllnadsgraden i schakt o.d. for uppsamling av styckeformigt gods samt anordning for genomforande av settet
US3910116A (en) * 1973-12-07 1975-10-07 Rexnord Inc Transducer positioning means for fluid level monitoring

Also Published As

Publication number Publication date
ATA831675A (de) 1982-04-15
BE835019A (fr) 1976-02-16
SU778716A3 (ru) 1980-11-07
FR2289893A1 (fr) 1976-05-28
US4098128A (en) 1978-07-04
JPS6129441B2 (fr) 1986-07-07
JPS5167202A (fr) 1976-06-10
GB1523918A (en) 1978-09-06
CA1070008A (fr) 1980-01-15
AT377362B (de) 1985-03-11
DE2547933C2 (de) 1985-12-19
FR2289893B1 (fr) 1979-06-22
DE2547933A1 (de) 1976-05-06

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