DE10236136B4 - High-frequency heated cold crucible for melting a mixture for the production of glass - Google Patents

High-frequency heated cold crucible for melting a mixture for the production of glass Download PDF

Info

Publication number
DE10236136B4
DE10236136B4 DE2002136136 DE10236136A DE10236136B4 DE 10236136 B4 DE10236136 B4 DE 10236136B4 DE 2002136136 DE2002136136 DE 2002136136 DE 10236136 A DE10236136 A DE 10236136A DE 10236136 B4 DE10236136 B4 DE 10236136B4
Authority
DE
Germany
Prior art keywords
melting
glass
mixture
production
cold crucible
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.)
Expired - Fee Related
Application number
DE2002136136
Other languages
German (de)
Other versions
DE10236136A1 (en
Inventor
Guido Raeke
Stefan Kaus
Hildegard Roemer
Wolfgang Schmidbauer
Peter Skiba
Klaus Megges
Ralf Reiter
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.)
Schott AG
Original Assignee
Schott AG
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 Schott AG filed Critical Schott AG
Priority to DE2002136136 priority Critical patent/DE10236136B4/en
Publication of DE10236136A1 publication Critical patent/DE10236136A1/en
Application granted granted Critical
Publication of DE10236136B4 publication Critical patent/DE10236136B4/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/02—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
    • C03B5/021—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by induction heating
    • 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
    • F27B14/10—Crucibles
    • 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
    • F27D1/0003—Linings or walls
    • F27D1/0006—Linings or walls formed from bricks or layers with a particular composition or specific characteristics
    • 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
    • F27D11/06—Induction heating, i.e. in which the material being heated, or its container or elements embodied therein, form the secondary of a transformer
    • 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
    • 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
    • H05B6/24—Crucible furnaces
    • H05B6/28—Protective systems
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2211/00—Heating processes for glass melting in glass melting furnaces
    • C03B2211/70—Skull melting, i.e. melting or refining in cooled wall crucibles or within solidified glass crust, e.g. in continuous walled vessels
    • C03B2211/71—Skull melting, i.e. melting or refining in cooled wall crucibles or within solidified glass crust, e.g. in continuous walled vessels within segmented wall vessels where the molten glass solidifies between and seals the gaps between wall segments
    • 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
    • F27D2009/0002—Cooling of furnaces
    • F27D2009/001—Cooling of furnaces the cooling medium being a fluid other than a gas
    • F27D2009/0013—Cooling of furnaces the cooling medium being a fluid other than a gas the fluid being water
    • 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
    • F27D2009/0002—Cooling of furnaces
    • F27D2009/0018—Cooling of furnaces the cooling medium passing through a pattern of tubes
    • F27D2009/0021—Cooling of furnaces the cooling medium passing through a pattern of tubes with the parallel tube parts close to each other, e.g. a serpentine

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
DE2002136136 2002-08-07 2002-08-07 High-frequency heated cold crucible for melting a mixture for the production of glass Expired - Fee Related DE10236136B4 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE2002136136 DE10236136B4 (en) 2002-08-07 2002-08-07 High-frequency heated cold crucible for melting a mixture for the production of glass

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2002136136 DE10236136B4 (en) 2002-08-07 2002-08-07 High-frequency heated cold crucible for melting a mixture for the production of glass

Publications (2)

Publication Number Publication Date
DE10236136A1 DE10236136A1 (en) 2004-02-26
DE10236136B4 true DE10236136B4 (en) 2005-10-20

Family

ID=30775061

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2002136136 Expired - Fee Related DE10236136B4 (en) 2002-08-07 2002-08-07 High-frequency heated cold crucible for melting a mixture for the production of glass

Country Status (1)

Country Link
DE (1) DE10236136B4 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006004637B4 (en) * 2006-01-31 2010-01-07 Schott Ag Inductively heatable skull crucible, melting plant and process for the continuous production of a molten glass
DE102012209531B4 (en) 2012-06-06 2017-03-30 Schott Ag High refractive optical glass
DE102020106050A1 (en) 2020-03-05 2021-09-09 Schott Ag Method and device for melting and refining glass, glass ceramics or, in particular, glass that can be ceramized to form glass ceramics, as well as glass or glass ceramics produced according to the method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3461215A (en) * 1966-04-05 1969-08-12 Commissariat Energie Atomique Electric induction furnace
EP0079266A1 (en) * 1981-11-06 1983-05-18 Societe D'applications De La Physique Moderne Et De L'electronique Saphymo-Stel Induction-melting device for dielectric materials such as glass or enamel
US4723996A (en) * 1986-03-13 1988-02-09 Technogenia, S.A. Method and device for producing refractory materials by induction
DE19939772C1 (en) * 1999-08-21 2001-05-03 Schott Glas Skull crucible for melting or refining glasses
JP2001133162A (en) * 1999-11-02 2001-05-18 Sumitomo Metal Ind Ltd Cold crucible for molten salt and method of melting

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3461215A (en) * 1966-04-05 1969-08-12 Commissariat Energie Atomique Electric induction furnace
EP0079266A1 (en) * 1981-11-06 1983-05-18 Societe D'applications De La Physique Moderne Et De L'electronique Saphymo-Stel Induction-melting device for dielectric materials such as glass or enamel
US4723996A (en) * 1986-03-13 1988-02-09 Technogenia, S.A. Method and device for producing refractory materials by induction
DE19939772C1 (en) * 1999-08-21 2001-05-03 Schott Glas Skull crucible for melting or refining glasses
JP2001133162A (en) * 1999-11-02 2001-05-18 Sumitomo Metal Ind Ltd Cold crucible for molten salt and method of melting

Also Published As

Publication number Publication date
DE10236136A1 (en) 2004-02-26

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8127 New person/name/address of the applicant

Owner name: SCHOTT AG, 55122 MAINZ, DE

8364 No opposition during term of opposition
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee