IT1035911B - Dispositivo per la misura dell altezza di riempimento di materiale fuso in forni elettrici ad induzione - Google Patents

Dispositivo per la misura dell altezza di riempimento di materiale fuso in forni elettrici ad induzione

Info

Publication number: IT1035911B
Authority: IT; Italy
Prior art keywords: measuring; melted material; electric induction; filling height; induction ovens
Prior art date: 1974-05-31

Application number

IT49854/75A

Other languages

English (en)

Inventor

Ludwig Morkramer Karl

Kohler Henning

Christou Spyridion

Original Assignee

Aeg Elotherm Gmbh

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.)

1974-05-31

Filing date

1975-05-30

Publication date

1979-10-20

1975-05-30 Application filed by Aeg Elotherm Gmbh filed Critical Aeg Elotherm Gmbh

1979-10-20 Application granted granted Critical

1979-10-20 Publication of IT1035911B publication Critical patent/IT1035911B/it

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
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/16—Making or repairing linings ; Increasing the durability of linings; Breaking away linings
- F27D1/1636—Repairing linings by projecting or spraying refractory materials on the lining
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D21/00—Arrangement of monitoring devices; Arrangement of safety devices
- F27D21/0028—Devices for monitoring the level of the melt
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D21/00—Arrangement of monitoring devices; Arrangement of safety devices
- F27D21/04—Arrangement of indicators or alarms

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Thermal Sciences (AREA)
Power Engineering (AREA)
Electromagnetism (AREA)
Crucibles And Fluidized-Bed Furnaces (AREA)
Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Vertical, Hearth, Or Arc Furnaces (AREA)
Level Indicators Using A Float (AREA)
General Induction Heating (AREA)

IT49854/75A 1974-05-31 1975-05-30 Dispositivo per la misura dell altezza di riempimento di materiale fuso in forni elettrici ad induzione IT1035911B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19742426356 DE2426356B2 (de)	1974-05-31	1974-05-31	Einrichtung an elektrischen induktionsoefen zur ermittlung der fuellhoehe des fluessigen schmelzgutes

Publications (1)

Publication Number	Publication Date
IT1035911B true IT1035911B (it)	1979-10-20

Family

ID=5916961

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT49854/75A IT1035911B (it)	1974-05-31	1975-05-30	Dispositivo per la misura dell altezza di riempimento di materiale fuso in forni elettrici ad induzione

Country Status (9)

Country	Link
US (1)	US3987236A (it)
JP (1)	JPS515210A (it)
DE (1)	DE2426356B2 (it)
FR (1)	FR2275757A1 (it)
GB (1)	GB1466217A (it)
HU (1)	HU172315B (it)
IT (1)	IT1035911B (it)
PL (1)	PL97095B1 (it)
SE (1)	SE405763B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5835054A (ja) *	1981-08-26	1983-03-01	Kawasaki Heavy Ind Ltd	連続鋳造設備の溶鋼レベル検出方法
US4446562A (en) *	1981-10-13	1984-05-01	Electric Power Rsearch Institute, Inc.	Method and apparatus for measuring crucible level of molten metal
JPS6112591A (ja) *	1984-06-28	1986-01-20	三菱重工業株式会社	クレーンのシーブ間隔制御装置
US4683361A (en) *	1985-04-04	1987-07-28	Westinghouse Electric Corp.	Brazing apparatus having a dual function heating and eddy current probe coil
JPS61287695A (ja) *	1985-06-11	1986-12-18	宇部興産株式会社	クレ−ンの巻上装置
US6148018A (en) *	1997-10-29	2000-11-14	Ajax Magnethermic Corporation	Heat flow sensing system for an induction furnace
US7600423B1 (en) *	2006-10-24	2009-10-13	Fluhler Herbert U	Volume or fluid level sensing system and method
US9506820B1 (en) *	2010-11-08	2016-11-29	Inductotherm Corp.	Detection of melt adjacent to the exterior of the bushing in an induction channel furnace
DE102011014894A1 (de) *	2011-03-23	2012-09-27	Abp Induction Systems Gmbh	Verfahren zum Schmelzen und Schmelzvorrichtung
RU206007U1 (ru) *	2021-03-24	2021-08-16	федеральное государственное бюджетное образовательное учреждение высшего образования "Национальный исследовательский университет "МЭИ" (ФГБОУ ВО "НИУ "МЭИ")	Устройство для определения уровня расплавленного металла в индукционной установке

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3185894A (en) *	1960-08-17	1965-05-25	Asea Ab	Means for indicating faults in the crucible of induction melting furnaces
US3185811A (en) *	1961-10-26	1965-05-25	Ohio Crankshaft Co	Automatic induction furnace control
US3331909A (en) *	1965-03-12	1967-07-18	Ohio Crankshaft Co	Apparatus for energizing an induction melting furnace with a three phase electrical network
GB1263468A (en) *	1968-05-14	1972-02-09	Associate Electrical Ind Ltd	Improvements relating to control arrangements for electro-slag refining apparatus
US3937868A (en) *	1972-10-11	1976-02-10	National Research Institute For Metals	Induction melting furnace

1974
- 1974-05-31 DE DE19742426356 patent/DE2426356B2/de active Granted
1975
- 1975-05-21 PL PL1975180586A patent/PL97095B1/pl unknown
- 1975-05-22 GB GB2236475A patent/GB1466217A/en not_active Expired
- 1975-05-27 SE SE7506022A patent/SE405763B/xx unknown
- 1975-05-29 FR FR7516753A patent/FR2275757A1/fr active Granted
- 1975-05-30 IT IT49854/75A patent/IT1035911B/it active
- 1975-05-30 JP JP50065243A patent/JPS515210A/ja active Pending
- 1975-05-30 HU HU75AE00000447A patent/HU172315B/hu unknown
- 1975-06-02 US US05/582,972 patent/US3987236A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
FR2275757A1 (fr)	1976-01-16
US3987236A (en)	1976-10-19
GB1466217A (en)	1977-03-02
DE2426356B2 (de)	1976-09-02
FR2275757B1 (it)	1978-09-22
SE7506022L (sv)	1975-12-01
HU172315B (hu)	1978-08-28
JPS515210A (en)	1976-01-16
PL97095B1 (pl)	1978-02-28
DE2426356A1 (de)	1975-12-04
SE405763B (sv)	1978-12-27

Publication	Publication Date	Title
AT346497B (de)	1978-11-10	Zahnfuellmasse
SE7805563L (sv)	1978-12-26	Beredda tandfyllnadsmaterial
IT1035911B (it)	1979-10-20	Dispositivo per la misura dell altezza di riempimento di materiale fuso in forni elettrici ad induzione
IT1035497B (it)	1979-10-20	Tosta pave elettrico
DK421175A (da)	1976-03-21	Isolationsmateriale
DK154575A (da)	1975-10-12	Elektrisk varmeapparat
SE7414144L (sv)	1976-05-12	Elektriskt insolerande material
SE419929B (sv)	1981-08-31	Smeltkontaktelektrod for likstromsmatad ljusbagsugn
IT1048495B (it)	1980-11-20	Dispositivo di collegamento degli elettrodi di forni elettrici
GR58271B (en)	1977-09-15	No-precious alloy for melting in one mass with porcelain
TR19141A (tr)	1978-05-31	Elektrikli eritme frinlarini doldurmaya mahsus tertibat
YU320775A (en)	1982-06-30	Glass-melting electric furnace
IT1038452B (it)	1979-11-20	Tostapane elettrico
FR2294682A1 (fr)	1976-07-16	Coupelle pour ourlet gingival
FR2283467A1 (fr)	1976-03-26	Nouveau materiau electroconducteur
IE41634L (en)	1976-01-22	Foot measuring appliances
ATA971475A (de)	1978-01-15	Vibrierender zahnarztlicher stopfer
AT348702B (de)	1979-02-26	Elektrische kaffeemaschine
SE7504576L (sv)	1975-10-27	Anordning for omrorning av chargen i en smeltugn
SE417598B (sv)	1981-03-30	Elektrisk smeltapparat
BE846113A (fr)	1977-03-10	Entonnoir de remplissage
SU486000A1 (ru)	1975-09-30	Огнеупорный материал
IT1027409B (it)	1978-11-20	Materiale refrattario
IT1041945B (it)	1980-01-10	Materiale per contatti elettrici
SE7510356L (sv)	1976-04-12	Isoleringsmaterial