BE871007A - DEVICE AND PROCEDURE FOR TREATING METAL BATHS IN OUT-OF-ATMOSPHERE CONDITIONS WITH ELECTRIC ARC HEATING AND PERMANENT ELECTRODES - Google Patents

DEVICE AND PROCEDURE FOR TREATING METAL BATHS IN OUT-OF-ATMOSPHERE CONDITIONS WITH ELECTRIC ARC HEATING AND PERMANENT ELECTRODES

Info

Publication number
BE871007A
BE871007A BE78190902A BE190902A BE871007A BE 871007 A BE871007 A BE 871007A BE 78190902 A BE78190902 A BE 78190902A BE 190902 A BE190902 A BE 190902A BE 871007 A BE871007 A BE 871007A
Authority
BE
Belgium
Prior art keywords
procedure
electric arc
arc heating
treating metal
atmosphere conditions
Prior art date
Application number
BE78190902A
Other languages
French (fr)
Original Assignee
Leybold Heraeus Gmbh & Co Kg
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 Leybold Heraeus Gmbh & Co Kg filed Critical Leybold Heraeus Gmbh & Co Kg
Publication of BE871007A publication Critical patent/BE871007A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/10—Handling in a vacuum
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
    • C22B4/08—Apparatus
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
    • C22B9/106—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents the refining being obtained by intimately mixing the molten metal with a molten salt or slag
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16—Remelting metals
    • C22B9/20—Arc remelting
    • 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
    • H05B7/00—Heating by electric discharge
    • H05B7/02—Details
    • H05B7/10—Mountings, supports, terminals or arrangements for feeding or guiding electrodes
    • H05B7/101—Mountings, supports or terminals at head of electrode, i.e. at the end remote from the arc

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Furnace Details (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BE78190902A 1978-03-18 1978-10-04 DEVICE AND PROCEDURE FOR TREATING METAL BATHS IN OUT-OF-ATMOSPHERE CONDITIONS WITH ELECTRIC ARC HEATING AND PERMANENT ELECTRODES BE871007A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782811877 DE2811877A1 (en) 1978-03-18 1978-03-18 DEVICE FOR TREATMENT OF METAL MELT UNDER NON-ATMOSPHERIC CONDITIONS AND WITH ARC HEATING USED BY PERMANENT ELECTRODES AND OPERATING PROCEDURES FOR THIS DEVICE

Publications (1)

Publication Number Publication Date
BE871007A true BE871007A (en) 1979-02-01

Family

ID=6034820

Family Applications (1)

Application Number Title Priority Date Filing Date
BE78190902A BE871007A (en) 1978-03-18 1978-10-04 DEVICE AND PROCEDURE FOR TREATING METAL BATHS IN OUT-OF-ATMOSPHERE CONDITIONS WITH ELECTRIC ARC HEATING AND PERMANENT ELECTRODES

Country Status (4)

Country Link
AT (1) ATA781278A (en)
BE (1) BE871007A (en)
DE (1) DE2811877A1 (en)
FR (1) FR2419981B1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3144926A1 (en) * 1980-11-17 1982-06-09 Leybold-Heraeus GmbH, 5000 Köln Graphite electrode for use in an electrode holder on an electric furnace
GB2087699B (en) * 1980-11-17 1984-07-18 Leybold Heraeus Gmbh & Co Kg Graphite electrode for use in an electric furnace
EP0135473A1 (en) * 1983-08-13 1985-03-27 Arc Technologies Systems, Ltd. Electrode assembly for arc furnaces
DE3601989A1 (en) * 1986-01-23 1987-07-30 Conradty Nuernberg THREE-PHASE ARC FURNACE
DE3722680A1 (en) * 1987-07-09 1989-01-19 Leybold Ag Melting furnace with weight-dependent control of the melting block

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB700580A (en) * 1951-09-04 1953-12-02 William Enoch Moore Apparatus for controlling electric arc furnace electrodes
US3240856A (en) * 1963-06-11 1966-03-15 Mc Graw Edison Co Electric arc furnace
US3393264A (en) * 1964-06-15 1968-07-16 Lectromelt Corp Electric arc furnaces
US3501289A (en) * 1965-06-09 1970-03-17 Finkl & Sons Co Method and apparatus for adding heat to molten metal under vacuum
DE1915961C3 (en) * 1969-03-28 1974-07-11 Schlienger Engineering Co. Inc., San Rafael, Calif. (V.St.A.) Arc furnace
FR2215775A1 (en) * 1973-01-25 1974-08-23 Standard Messo Duisburg Vacuum arc heating of metallurgical vessels - in which the worn part of the electrode can be removed without removing and cooling the vacuum chamber cover
US4121042A (en) * 1976-09-01 1978-10-17 The Steel Company Of Canada Limited Composite electrode with non-consumable upper section

Also Published As

Publication number Publication date
FR2419981B1 (en) 1985-07-12
DE2811877A1 (en) 1979-10-04
DE2811877C2 (en) 1988-10-27
FR2419981A1 (en) 1979-10-12
ATA781278A (en) 1993-12-15

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: LEYBOLD-HERAEUS G.M.B.H.

Effective date: 19911031