CH444988A - Method and device for melting difficult-to-melt material - Google Patents

Method and device for melting difficult-to-melt material

Info

Publication number
CH444988A
CH444988A CH1750665A CH1750665A CH444988A CH 444988 A CH444988 A CH 444988A CH 1750665 A CH1750665 A CH 1750665A CH 1750665 A CH1750665 A CH 1750665A CH 444988 A CH444988 A CH 444988A
Authority
CH
Switzerland
Prior art keywords
melt material
melting difficult
melting
difficult
melt
Prior art date
Application number
CH1750665A
Other languages
German (de)
Inventor
Willem De Ruiter Jacob
Willemstein Anton
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH444988A publication Critical patent/CH444988A/en

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05HPLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00Generating plasma; Handling plasma
    • H05H1/24Generating plasma
    • H05H1/26Plasma torches
    • H05H1/30Plasma torches using applied electromagnetic fields, e.g. high frequency or microwave energy
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J6/00Heat treatments such as Calcining; Fusing ; Pyrolysis
    • B01J6/005Fusing
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16Remelting metals
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16Remelting metals
    • C22B9/22Remelting metals with heating by wave energy or particle radiation
    • C22B9/226Remelting metals with heating by wave energy or particle radiation by electric discharge, e.g. plasma
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-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
    • C30B11/00Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
    • C30B11/04Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method adding crystallising materials or reactants forming it in situ to the melt
    • C30B11/08Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method adding crystallising materials or reactants forming it in situ to the melt every component of the crystal composition being added during the crystallisation
    • C30B11/10Solid or liquid components, e.g. Verneuil method
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D11/00Arrangement of elements for electric heating in or on furnaces
    • F27D11/06Induction heating, i.e. in which the material being heated, or its container or elements embodied therein, form the secondary of a transformer
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B11/00Heating by combined application of processes covered by two or more of groups H05B3/00 - H05B7/00
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Plasma & Fusion (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Electromagnetism (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Furnace Details (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Manufacture And Refinement Of Metals (AREA)
CH1750665A 1964-12-23 1965-12-20 Method and device for melting difficult-to-melt material CH444988A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6414964A NL6414964A (en) 1964-12-23 1964-12-23

Publications (1)

Publication Number Publication Date
CH444988A true CH444988A (en) 1967-10-15

Family

ID=19791707

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1750665A CH444988A (en) 1964-12-23 1965-12-20 Method and device for melting difficult-to-melt material

Country Status (9)

Country Link
US (1) US3436465A (en)
AT (1) AT272681B (en)
BE (1) BE674143A (en)
CH (1) CH444988A (en)
DE (1) DE1540994A1 (en)
FR (1) FR1461851A (en)
GB (1) GB1126037A (en)
NL (1) NL6414964A (en)
SE (1) SE313883B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1390351A (en) * 1971-02-16 1975-04-09 Tetronics Research Dev Co Ltd High temperature treatment of materials
USRE28570E (en) * 1971-02-16 1975-10-14 High temperature treatment of materials
US3932171A (en) * 1972-09-24 1976-01-13 Tetronics Research And Development Company Process for high temperature treatment of materials

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3124633A (en) * 1960-09-15 1964-03-10 Certificate of correction
US3250842A (en) * 1963-01-15 1966-05-10 Atomic Energy Commission Electron beam zone refining

Also Published As

Publication number Publication date
DE1540994A1 (en) 1970-01-15
FR1461851A (en) 1966-12-09
NL6414964A (en) 1966-06-24
US3436465A (en) 1969-04-01
AT272681B (en) 1969-07-10
BE674143A (en) 1966-06-21
SE313883B (en) 1969-08-25
GB1126037A (en) 1968-09-05

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