EP0345542A3 - Cold smelt crucible - Google Patents

Cold smelt crucible Download PDF

Info

Publication number
EP0345542A3
EP0345542A3 EP89109367A EP89109367A EP0345542A3 EP 0345542 A3 EP0345542 A3 EP 0345542A3 EP 89109367 A EP89109367 A EP 89109367A EP 89109367 A EP89109367 A EP 89109367A EP 0345542 A3 EP0345542 A3 EP 0345542A3
Authority
EP
European Patent Office
Prior art keywords
cold
smelt crucible
smelt
crucible
cold smelt
Prior art date
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.)
Granted
Application number
EP89109367A
Other languages
German (de)
Other versions
EP0345542B1 (en
EP0345542A2 (en
Inventor
Heinrich Gier
Manfred Beyss
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Forschungszentrum Juelich GmbH
Original Assignee
Kernforschungsanlage Juelich 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.)
Filing date
Publication date
Application filed by Kernforschungsanlage Juelich GmbH filed Critical Kernforschungsanlage Juelich GmbH
Publication of EP0345542A2 publication Critical patent/EP0345542A2/en
Publication of EP0345542A3 publication Critical patent/EP0345542A3/en
Application granted granted Critical
Publication of EP0345542B1 publication Critical patent/EP0345542B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F27D9/00—Cooling of furnaces or of charges therein
    • 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
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00—Crucible or pot furnaces
    • F27B14/08—Details peculiar to crucible or pot furnaces
    • 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
    • F27B14/08—Details peculiar to crucible or pot furnaces
    • F27B14/0806—Charging or discharging devices
    • F27B2014/0812—Continuously charging

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
EP19890109367 1988-06-04 1989-05-24 Cold smelt crucible Expired - Lifetime EP0345542B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19883819154 DE3819154C1 (en) 1988-06-04 1988-06-04
DE3819154 1988-06-04

Publications (3)

Publication Number Publication Date
EP0345542A2 EP0345542A2 (en) 1989-12-13
EP0345542A3 true EP0345542A3 (en) 1990-05-16
EP0345542B1 EP0345542B1 (en) 1993-03-31

Family

ID=6355936

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19890109367 Expired - Lifetime EP0345542B1 (en) 1988-06-04 1989-05-24 Cold smelt crucible

Country Status (2)

Country Link
EP (1) EP0345542B1 (en)
DE (1) DE3819154C1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3940029C2 (en) * 1989-12-04 1994-04-14 Leybold Ag Crucibles for induction heating
NL192274C (en) * 1990-04-06 1997-04-03 Inductotherm Corp Apparatus and method for induction melting of an amount of metal without a holder.
DE4022561C1 (en) * 1990-07-16 1992-02-27 Forschungszentrum Juelich Gmbh, 5170 Juelich, De
US5528620A (en) * 1993-10-06 1996-06-18 Fuji Electric Co., Ltd. Levitating and melting apparatus and method of operating the same
DE102006005682A1 (en) * 2006-02-08 2007-08-09 Ald Vacuum Technologies Gmbh Device for melting a metal alloy in solid form comprises a cold melting crucible, a graphite or ceramic crucible and a unit for transferring a melt in the cold melting crucible into the graphite or ceramic crucible
CN112644990B (en) * 2020-12-28 2022-04-19 云南昆钢重型装备制造集团有限公司 One-machine double-station ingot pulling system of vacuum smelting furnace

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1186806A (en) * 1968-09-20 1970-04-08 Standard Telephones Cables Ltd Improvements in or relating to apparatus for the heat treatment of electrically conductive materials
GB1221909A (en) * 1969-10-01 1971-02-10 Standard Telephones Cables Ltd Improvements in or relating to apparatus for the heat treatment of electrically conductive materials
DE2100378A1 (en) * 1970-01-09 1971-07-22 Hukin D crucible
EP0238425A1 (en) * 1986-03-13 1987-09-23 Technogenia S.A. Process and apparatus for manufacturing refractory materials by induction
US4738713A (en) * 1986-12-04 1988-04-19 The Duriron Company, Inc. Method for induction melting reactive metals and alloys

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2717459C2 (en) * 1977-04-20 1982-07-29 Kernforschungsanlage Jülich GmbH, 5170 Jülich Process for the manufacture of a cold crucible

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1186806A (en) * 1968-09-20 1970-04-08 Standard Telephones Cables Ltd Improvements in or relating to apparatus for the heat treatment of electrically conductive materials
GB1221909A (en) * 1969-10-01 1971-02-10 Standard Telephones Cables Ltd Improvements in or relating to apparatus for the heat treatment of electrically conductive materials
DE2100378A1 (en) * 1970-01-09 1971-07-22 Hukin D crucible
EP0238425A1 (en) * 1986-03-13 1987-09-23 Technogenia S.A. Process and apparatus for manufacturing refractory materials by induction
US4738713A (en) * 1986-12-04 1988-04-19 The Duriron Company, Inc. Method for induction melting reactive metals and alloys
US4738713B1 (en) * 1986-12-04 1994-01-04 Duriron Company, Inc.

Also Published As

Publication number Publication date
EP0345542B1 (en) 1993-03-31
EP0345542A2 (en) 1989-12-13
DE3819154C1 (en) 1990-02-01

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