DE2811877C2 - - Google Patents

Info

Publication number
DE2811877C2
DE2811877C2 DE19782811877 DE2811877A DE2811877C2 DE 2811877 C2 DE2811877 C2 DE 2811877C2 DE 19782811877 DE19782811877 DE 19782811877 DE 2811877 A DE2811877 A DE 2811877A DE 2811877 C2 DE2811877 C2 DE 2811877C2
Authority
DE
Germany
Prior art keywords
cylinder
electrode
permanent
current
guide tube
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
Application number
DE19782811877
Other languages
German (de)
English (en)
Other versions
DE2811877A1 (de
Inventor
Otto Dr.-Ing. 6466 Gruenau De Stenzel
Wilhelm Dr.-Ing. Issy-L'eveque Fr Burmann
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.)
Balzers und Leybold Deutschland Holding AG
Original Assignee
Leybold 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 Leybold AG filed Critical Leybold AG
Priority to DE19782811877 priority Critical patent/DE2811877A1/de
Priority to FR7822461A priority patent/FR2419981B1/fr
Priority to BE78190902A priority patent/BE871007A/fr
Priority to AT781278A priority patent/ATA781278A/de
Publication of DE2811877A1 publication Critical patent/DE2811877A1/de
Application granted granted Critical
Publication of DE2811877C2 publication Critical patent/DE2811877C2/de
Granted legal-status Critical Current

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)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Furnace Details (AREA)
  • Manufacture And Refinement Of Metals (AREA)
DE19782811877 1978-03-18 1978-03-18 Vorrichtung zur behandlung von metallschmelzen unter nichtatmosphaerischen bedingungen und mit lichtbogenbeheizung durch permanentelektroden sowie betriebsverfahren fuer diese vorrichtung Granted DE2811877A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19782811877 DE2811877A1 (de) 1978-03-18 1978-03-18 Vorrichtung zur behandlung von metallschmelzen unter nichtatmosphaerischen bedingungen und mit lichtbogenbeheizung durch permanentelektroden sowie betriebsverfahren fuer diese vorrichtung
FR7822461A FR2419981B1 (fr) 1978-03-18 1978-07-28 Dispositif et procede de traitement de bains metalliques dans des conditions hors atmosphere avec chauffage par arc electrique et electrodes permanentes
BE78190902A BE871007A (fr) 1978-03-18 1978-10-04 Dispositif et procede de traitement de bains metalliques dans des conditions hors atmosphere avec chauffage par arc electrique et electrodes permanentes
AT781278A ATA781278A (de) 1978-03-18 1978-10-31 Elektrodenvorschubvorrichtung für stahlentgasungsanlagen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782811877 DE2811877A1 (de) 1978-03-18 1978-03-18 Vorrichtung zur behandlung von metallschmelzen unter nichtatmosphaerischen bedingungen und mit lichtbogenbeheizung durch permanentelektroden sowie betriebsverfahren fuer diese vorrichtung

Publications (2)

Publication Number Publication Date
DE2811877A1 DE2811877A1 (de) 1979-10-04
DE2811877C2 true DE2811877C2 (fr) 1988-10-27

Family

ID=6034820

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782811877 Granted DE2811877A1 (de) 1978-03-18 1978-03-18 Vorrichtung zur behandlung von metallschmelzen unter nichtatmosphaerischen bedingungen und mit lichtbogenbeheizung durch permanentelektroden sowie betriebsverfahren fuer diese vorrichtung

Country Status (4)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2087699B (en) * 1980-11-17 1984-07-18 Leybold Heraeus Gmbh & Co Kg Graphite electrode for use in an electric furnace
DE3144926A1 (de) * 1980-11-17 1982-06-09 Leybold-Heraeus GmbH, 5000 Köln Grafitelektrode fuer den einsatz in einen elektrodenhalter eines elektroofens
EP0135473A1 (fr) * 1983-08-13 1985-03-27 Arc Technologies Systems, Ltd. Assemblage d'électrode pour fours à arc
DE3601989A1 (de) * 1986-01-23 1987-07-30 Conradty Nuernberg Dreiphasiger lichtbogenofen
DE3722680A1 (de) * 1987-07-09 1989-01-19 Leybold Ag Umschmelzofen mit gewichtsabhaengiger steuerung des abschmelzblocks

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 (de) * 1969-03-28 1974-07-11 Schlienger Engineering Co. Inc., San Rafael, Calif. (V.St.A.) Lichtbogenhofen
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 (fr) 1985-07-12
BE871007A (fr) 1979-02-01
DE2811877A1 (de) 1979-10-04
ATA781278A (de) 1993-12-15
FR2419981A1 (fr) 1979-10-12

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Legal Events

Date Code Title Description
OAM Search report available
OC Search report available
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: H05B 7/156

8127 New person/name/address of the applicant

Owner name: LEYBOLD AG, 6450 HANAU, DE

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee