ATE185464T1 - Induktionsschmelzofen mit magnetischer aufhängung - Google Patents

Induktionsschmelzofen mit magnetischer aufhängung

Info

Publication number
ATE185464T1
ATE185464T1 AT93306805T AT93306805T ATE185464T1 AT E185464 T1 ATE185464 T1 AT E185464T1 AT 93306805 T AT93306805 T AT 93306805T AT 93306805 T AT93306805 T AT 93306805T AT E185464 T1 ATE185464 T1 AT E185464T1
Authority
AT
Austria
Prior art keywords
induction coil
metal
support
turns
induction
Prior art date
Application number
AT93306805T
Other languages
English (en)
Inventor
Oleg S Fishman
Rudolph K Lampi
Vitaly Peysakhovich
Original Assignee
Inductotherm Corp
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 Inductotherm Corp filed Critical Inductotherm Corp
Application granted granted Critical
Publication of ATE185464T1 publication Critical patent/ATE185464T1/de

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/22—Furnaces without an endless core
    • H05B6/32—Arrangements for simultaneous levitation and heating
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B13/00—Single-crystal growth by zone-melting; Refining by zone-melting
    • C30B13/16—Heating of the molten zone
    • C30B13/20—Heating of the molten zone by induction, e.g. hot wire technique
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00—Crucible or pot furnaces
    • F27B14/06—Crucible or pot furnaces heated electrically, e.g. induction crucible furnaces with or without any other source of heat
    • F27B14/061—Induction furnaces
    • F27B14/063—Skull melting type
    • 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D2003/0085—Movement of the container or support of the charge in the furnace or in the charging facilities
    • F27D2003/0087—Rotation about a vertical axis
    • 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
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0001—Heating elements or systems
    • F27D99/0006—Electric heating elements or system
    • F27D2099/0015—Induction heating
    • F27D2099/0016—Different magnetic fields, e.g. two coils, different characteristics of the same coil along its length or different parts of the same coil used

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Electromagnetism (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
  • Furnace Details (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • General Induction Heating (AREA)
AT93306805T 1993-08-26 1993-08-26 Induktionsschmelzofen mit magnetischer aufhängung ATE185464T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP93306805A EP0641146B1 (de) 1993-08-26 1993-08-26 Induktionsschmelzofen mit magnetischer Aufhängung

Publications (1)

Publication Number Publication Date
ATE185464T1 true ATE185464T1 (de) 1999-10-15

Family

ID=8214521

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93306805T ATE185464T1 (de) 1993-08-26 1993-08-26 Induktionsschmelzofen mit magnetischer aufhängung

Country Status (3)

Country Link
EP (1) EP0641146B1 (de)
AT (1) ATE185464T1 (de)
DE (1) DE69326693T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109773165A (zh) * 2019-01-09 2019-05-21 上海大学 脉冲磁致振荡熔炼及热处理制备磁制冷块材的一体化熔铸装置
CN118932478B (zh) * 2024-10-15 2026-03-10 杭州镓仁半导体有限公司 氧化镓单晶生长装置和方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1266863A (fr) * 1959-09-11 1961-07-17 Siemens Ag Procédé pour la fusion par zone et sans creuset de matières semi-conductrices
GB1011231A (en) * 1962-01-09 1965-11-24 Int Computers & Tabulators Ltd Improvements in or relating to radio frequency induction heating apparatus
GB1054815A (de) * 1963-01-31 1900-01-01
DE1208292B (de) * 1963-03-29 1966-01-05 Siemens Ag Vorrichtung zum tiegelfreien Zonenschmelzen von Halbleitermaterial
GB1269762A (en) * 1970-01-09 1972-04-06 David Ainsworth Hukin Improvements in or relating to crucibles
FR2497050A1 (fr) * 1980-12-23 1982-06-25 Saphymo Stel Dispositif de fusion par induction directe en cage froide avec confinement electromagnetique de la charge fondue
US5033948A (en) * 1989-04-17 1991-07-23 Sandvik Limited Induction melting of metals without a crucible
US5003551A (en) * 1990-05-22 1991-03-26 Inductotherm Corp. Induction melting of metals without a crucible

Also Published As

Publication number Publication date
DE69326693D1 (de) 1999-11-11
DE69326693T2 (de) 2000-06-08
EP0641146B1 (de) 1999-10-06
EP0641146A1 (de) 1995-03-01

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties