FR2275757B1 - - Google Patents
Info
- Publication number
- FR2275757B1 FR2275757B1 FR7516753A FR7516753A FR2275757B1 FR 2275757 B1 FR2275757 B1 FR 2275757B1 FR 7516753 A FR7516753 A FR 7516753A FR 7516753 A FR7516753 A FR 7516753A FR 2275757 B1 FR2275757 B1 FR 2275757B1
- 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
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
-
- 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 or 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—Arrangements of monitoring devices; Arrangements 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—Arrangements of monitoring devices; Arrangements of safety devices
- F27D21/04—Arrangements 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)
- General Induction Heating (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Level Indicators Using A Float (AREA)
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 (2)
| Publication Number | Publication Date |
|---|---|
| FR2275757A1 FR2275757A1 (fr) | 1976-01-16 |
| FR2275757B1 true FR2275757B1 (US20020128544A1-20020912-P00008.png) | 1978-09-22 |
Family
ID=5916961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7516753A Granted FR2275757A1 (fr) | 1974-05-31 | 1975-05-29 | Detection par signal electrique du niveau de remplissage de la masse fondue dans un four a induction |
Country Status (9)
Families Citing this family (10)
| 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)
| 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 HU HU75AE00000447A patent/HU172315B/hu unknown
- 1975-05-30 JP JP50065243A patent/JPS515210A/ja active Pending
- 1975-06-02 US US05/582,972 patent/US3987236A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| SE7506022L (sv) | 1975-12-01 |
| FR2275757A1 (fr) | 1976-01-16 |
| DE2426356A1 (de) | 1975-12-04 |
| IT1035911B (it) | 1979-10-20 |
| GB1466217A (en) | 1977-03-02 |
| HU172315B (hu) | 1978-08-28 |
| PL97095B1 (pl) | 1978-02-28 |
| JPS515210A (en) | 1976-01-16 |
| DE2426356B2 (de) | 1976-09-02 |
| SE405763B (sv) | 1978-12-27 |
| US3987236A (en) | 1976-10-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |