IT1222337B - Dispositivo per la misura del livello di metallo liquido in un cristallizzatore per lingottiera per colata continua - Google Patents

Dispositivo per la misura del livello di metallo liquido in un cristallizzatore per lingottiera per colata continua

Info

Publication number
IT1222337B
IT1222337B IT83479/87A IT8347987A IT1222337B IT 1222337 B IT1222337 B IT 1222337B IT 83479/87 A IT83479/87 A IT 83479/87A IT 8347987 A IT8347987 A IT 8347987A IT 1222337 B IT1222337 B IT 1222337B
Authority
IT
Italy
Prior art keywords
crystallizer
level
continuous casting
liquid metal
measuring
Prior art date
Application number
IT83479/87A
Other languages
English (en)
Other versions
IT8783479A0 (it
Inventor
Lorenzo Ciali
Original Assignee
Ceda Costruzioni Elettromeccan
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11322428&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT1222337(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ceda Costruzioni Elettromeccan filed Critical Ceda Costruzioni Elettromeccan
Priority to IT83479/87A priority Critical patent/IT1222337B/it
Publication of IT8783479A0 publication Critical patent/IT8783479A0/it
Priority to DE3854712T priority patent/DE3854712T2/de
Priority to EP88115692A priority patent/EP0312799B1/en
Priority to ES88115692T priority patent/ES2082748T3/es
Priority to AT88115692T priority patent/ATE130675T1/de
Priority to IN832/CAL/88A priority patent/IN171236B/en
Priority to US07/256,468 priority patent/US4893507A/en
Priority to CA000580481A priority patent/CA1319536C/en
Publication of IT1222337B publication Critical patent/IT1222337B/it
Application granted granted Critical

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • B22D11/20—Controlling or regulating processes or operations for removing cast stock
    • B22D11/201—Controlling or regulating processes or operations for removing cast stock responsive to molten metal level or slag level
    • B22D11/205—Controlling or regulating processes or operations for removing cast stock responsive to molten metal level or slag level by using electric, magnetic, sonic or ultrasonic means
IT83479/87A 1987-10-21 1987-10-21 Dispositivo per la misura del livello di metallo liquido in un cristallizzatore per lingottiera per colata continua IT1222337B (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT83479/87A IT1222337B (it) 1987-10-21 1987-10-21 Dispositivo per la misura del livello di metallo liquido in un cristallizzatore per lingottiera per colata continua
AT88115692T ATE130675T1 (de) 1987-10-21 1988-09-23 Gerät zur messung des niveaus eines flüssigen metalles in einem kristallisierer einer stranggiesskokille.
ES88115692T ES2082748T3 (es) 1987-10-21 1988-09-23 Dispositivo y metodo para medir el nivel de metal liquido en el cristalizador de un molde de lingote de colada continua.
EP88115692A EP0312799B1 (en) 1987-10-21 1988-09-23 Device to measure the level of liquid metal in a crystallizer of a continuous casting ingot mould
DE3854712T DE3854712T2 (de) 1987-10-21 1988-09-23 Gerät zur Messung des Niveaus eines flüssigen Metalles in einem Kristallisierer einer Stranggiesskokille.
IN832/CAL/88A IN171236B (it) 1987-10-21 1988-10-06
US07/256,468 US4893507A (en) 1987-10-21 1988-10-12 Device to measure the level of liquid metal in a crystallizer of a continuous casting ingot mould
CA000580481A CA1319536C (en) 1987-10-21 1988-10-18 Device to measure the level of liquid metal in a crystallizer of a continuous casting ingot mould

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT83479/87A IT1222337B (it) 1987-10-21 1987-10-21 Dispositivo per la misura del livello di metallo liquido in un cristallizzatore per lingottiera per colata continua

Publications (2)

Publication Number Publication Date
IT8783479A0 IT8783479A0 (it) 1987-10-21
IT1222337B true IT1222337B (it) 1990-09-05

Family

ID=11322428

Family Applications (1)

Application Number Title Priority Date Filing Date
IT83479/87A IT1222337B (it) 1987-10-21 1987-10-21 Dispositivo per la misura del livello di metallo liquido in un cristallizzatore per lingottiera per colata continua

Country Status (8)

Country Link
US (1) US4893507A (it)
EP (1) EP0312799B1 (it)
AT (1) ATE130675T1 (it)
CA (1) CA1319536C (it)
DE (1) DE3854712T2 (it)
ES (1) ES2082748T3 (it)
IN (1) IN171236B (it)
IT (1) IT1222337B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5232043A (en) * 1989-03-14 1993-08-03 Leybold Aktiengesellschaft Device for identifying the solid-liquid interface of a melt
DE3908199A1 (de) * 1989-03-14 1990-09-27 Leybold Ag Vorrichtung zur identifizierung der erstarrungsfront einer schmelze
US6577118B2 (en) 2001-02-02 2003-06-10 B.D.H. Industries Inc. System and method for measuring liquid metal levels or the like
EP1229313A3 (en) * 2001-02-02 2003-09-03 Bdh Industries Inc. System and method for measuring liquid metal level
NO20011620L (no) * 2001-03-29 2002-09-30 Hammer As Fremgangsmåte og anordning til overvåkning av kjemiske reaksjoner
FR2873050A1 (fr) * 2004-07-13 2006-01-20 Realisations Tech S E R T Sarl Installation de remplissage d'un moule avec du metal liquide, et procede pour la mise en oeuvre de cette installation
CN100535613C (zh) * 2005-10-10 2009-09-02 田志恒 利用电磁线圈的钢水液位检测装置
ITPN20060005A1 (it) 2006-01-27 2007-07-28 Ergoline S Lab S R L Procedimento e dispositivo per la misura e controllo dell'altezza del metallo liquido in un cristallizzatore.
DE102007023927B3 (de) * 2007-05-23 2009-01-08 Vega Grieshaber Kg Massekopplung an getakteten HF-Bauelementen
FR2945118B1 (fr) * 2009-04-29 2011-06-17 Avemis Capteur et procede de mesure de niveau de la surface d'un metal en phase liquide
EP2383056B1 (en) * 2010-04-28 2016-11-30 Nemak Dillingen GmbH Method and apparatus for a non contact metal sensing device
IT1401387B1 (it) * 2010-08-09 2013-07-18 Danieli Automation Spa Dispositivo per la rilevazione del livello di metallo liquido in una attrezzatura di colata e relativo procedimento
EP3259565B1 (en) * 2015-02-20 2021-07-21 Ergolines Lab S.r.l. Measuring method, system and sensor for a continuous casting machine

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3326043A (en) * 1965-03-10 1967-06-20 Paul W Roeske Inductive liquid level detection system
US3366873A (en) * 1966-09-15 1968-01-30 Atomic Energy Commission Usa Linear responsive molten metal level detector
US3918035A (en) * 1971-10-25 1975-11-04 Philips Corp Quantity level gauge
US4007636A (en) * 1973-08-30 1977-02-15 Mine Safety Appliances Company Liquid metal level indicator
FR2251811A1 (en) * 1973-11-21 1975-06-13 Inst Elektroswarki Patona Contactless induction pickup - detects boundary between two media having different densities and conductivities
US4165641A (en) * 1974-06-17 1979-08-28 P. R. Mallory & Co. Inc. Liquid level sensing means
SE403655B (sv) * 1976-05-20 1978-08-28 Atomenergi Ab Anordning for elektromagnetisk metning av niva och/eller avstand i samband med i en behallare innehallet, flytande ledande material
SE420649B (sv) * 1976-05-20 1981-10-19 Atomenergi Ab Anordning for elektromagnetisk metning vid hog temeratur av atmindtone en av storheterna niva, avstand och hastighet i samband med i en behallare, kanal eller liknande innehallet flytande ledande material med mycket ...
CH624323A5 (it) * 1977-09-19 1981-07-31 Atomenergi Ab
SE418996B (sv) * 1977-09-19 1981-07-06 Atomenergi Ab Forfarande och anordning for elektromagnetisk storhetsmetning i samband med ett elektriskt ledande material med hog temperatur
LU80410A1 (de) * 1978-10-25 1980-05-07 Arbed Verfahren zur messung des fuellstandes von metallen in gefaessen,insbesondere in stranggiesskokillen
US4446562A (en) * 1981-10-13 1984-05-01 Electric Power Rsearch Institute, Inc. Method and apparatus for measuring crucible level of molten metal
LU83699A1 (de) * 1981-10-16 1983-06-08 Arbed Verfahren zum ueberwachen einer stranggiesskokille im betrieb
LU83969A1 (de) * 1982-02-23 1983-09-02 Arbed Verfahren zum messen des fuellstandes von fluessigen metallen in stranggiessanlagen
DE3439369A1 (de) * 1984-10-27 1986-04-30 AMP Angewandte Meßtechnik und Prozeßsteuerung GmbH, 5100 Aachen Verfahren und vorrichtung zum detektieren von schlacke

Also Published As

Publication number Publication date
ES2082748T3 (es) 1996-04-01
EP0312799A1 (en) 1989-04-26
ATE130675T1 (de) 1995-12-15
EP0312799B1 (en) 1995-11-22
IT8783479A0 (it) 1987-10-21
DE3854712D1 (de) 1996-01-04
IN171236B (it) 1992-08-22
US4893507A (en) 1990-01-16
DE3854712T2 (de) 1996-05-30
CA1319536C (en) 1993-06-29

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971028