EP0142476A3 - Electrode composite précuite en carbone pour four à arc électrique - Google Patents

Electrode composite précuite en carbone pour four à arc électrique Download PDF

Info

Publication number
EP0142476A3
EP0142476A3 EP84830293A EP84830293A EP0142476A3 EP 0142476 A3 EP0142476 A3 EP 0142476A3 EP 84830293 A EP84830293 A EP 84830293A EP 84830293 A EP84830293 A EP 84830293A EP 0142476 A3 EP0142476 A3 EP 0142476A3
Authority
EP
European Patent Office
Prior art keywords
arc furnaces
electric arc
carbon electrode
composite
prebaked carbon
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.)
Withdrawn
Application number
EP84830293A
Other languages
German (de)
English (en)
Other versions
EP0142476A2 (fr
Inventor
Italo Letizia
Mario Cavigli
Paolo D'ambosio
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.)
Elettrocarbonium SpA
Original Assignee
Elettrocarbonium SpA
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 Elettrocarbonium SpA filed Critical Elettrocarbonium SpA
Publication of EP0142476A2 publication Critical patent/EP0142476A2/fr
Publication of EP0142476A3 publication Critical patent/EP0142476A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • H05B7/06—Electrodes
    • H05B7/08—Electrodes non-consumable
    • H05B7/085—Electrodes non-consumable mainly consisting of carbon

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Discharge Heating (AREA)
  • Ceramic Products (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
EP84830293A 1983-11-11 1984-10-31 Electrode composite précuite en carbone pour four à arc électrique Withdrawn EP0142476A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT4932983 1983-11-11
IT49329/83A IT1171887B (it) 1983-11-11 1983-11-11 Elettrodo di carbone precotto a struttura composita per forni elettrici ad arco

Publications (2)

Publication Number Publication Date
EP0142476A2 EP0142476A2 (fr) 1985-05-22
EP0142476A3 true EP0142476A3 (fr) 1985-08-14

Family

ID=11270368

Family Applications (1)

Application Number Title Priority Date Filing Date
EP84830293A Withdrawn EP0142476A3 (fr) 1983-11-11 1984-10-31 Electrode composite précuite en carbone pour four à arc électrique

Country Status (3)

Country Link
EP (1) EP0142476A3 (fr)
IT (1) IT1171887B (fr)
NO (1) NO844492L (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT401303B (de) * 1993-09-06 1996-08-26 Voest Alpine Ind Anlagen Verfahren zum herstellen einer bodenanode für ein metallurgisches gefäss
DE19850735C1 (de) * 1998-11-04 2000-09-21 Conradty Nuernberg Gmbh C Elektrode für elektrometallurgische Verfahren
EP1406473A1 (fr) * 2002-10-04 2004-04-07 Sgl Carbon Ag Electrode composite précuite en carbone pour four à arc électrique
DE102009047320B3 (de) * 2009-11-30 2011-07-21 Sgl Carbon Se, 65203 Radial gradierte Elektrode mit Interface-Schicht
IT1396948B1 (it) 2009-12-16 2012-12-20 Italghisa S P A Pasta elettrodica per elettrodi in grafite privi di "binder" a base idrocarburica
DE102010003064A1 (de) * 2010-03-19 2011-09-22 Wacker Chemie Ag Graphitelektrode

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH97969A (de) * 1921-06-10 1923-02-16 Deprez Th Verfahren zur Herstellung von Elektroden.
GB241461A (en) * 1925-04-15 1925-10-22 Carl Wilhelm Becker Improvements in or relating to furnace electrodes
US2300503A (en) * 1939-10-17 1942-11-03 Nat Carbon Co Inc Composite article
GB773579A (en) * 1952-08-13 1957-05-01 Lorraine Carbone Improvements in or relating to anodes for powerful electric arcs
DE1137150B (de) * 1960-09-16 1962-09-27 Siemens Planiawerke Ag Formkoerper aus Kohle oder Graphit als Elektrode oder Verbindungsnippel
FR2019521A6 (fr) * 1968-10-01 1970-07-03 Foseco Trading Ag
DE3145993A1 (de) * 1981-11-20 1983-06-01 Sigri Elektrographit Gmbh, 8901 Meitingen Graphitelektrode fuer lichtbogenoefen

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH97969A (de) * 1921-06-10 1923-02-16 Deprez Th Verfahren zur Herstellung von Elektroden.
GB241461A (en) * 1925-04-15 1925-10-22 Carl Wilhelm Becker Improvements in or relating to furnace electrodes
US2300503A (en) * 1939-10-17 1942-11-03 Nat Carbon Co Inc Composite article
GB773579A (en) * 1952-08-13 1957-05-01 Lorraine Carbone Improvements in or relating to anodes for powerful electric arcs
DE1137150B (de) * 1960-09-16 1962-09-27 Siemens Planiawerke Ag Formkoerper aus Kohle oder Graphit als Elektrode oder Verbindungsnippel
FR2019521A6 (fr) * 1968-10-01 1970-07-03 Foseco Trading Ag
DE3145993A1 (de) * 1981-11-20 1983-06-01 Sigri Elektrographit Gmbh, 8901 Meitingen Graphitelektrode fuer lichtbogenoefen

Also Published As

Publication number Publication date
EP0142476A2 (fr) 1985-05-22
IT8349329A0 (it) 1983-11-11
NO844492L (no) 1985-05-13
IT1171887B (it) 1987-06-10

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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AK Designated contracting states

Designated state(s): DE FR

PUAL Search report despatched

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AK Designated contracting states

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17P Request for examination filed

Effective date: 19851121

STAA Information on the status of an ep patent application or granted ep patent

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18D Application deemed to be withdrawn

Effective date: 19870501

RIN1 Information on inventor provided before grant (corrected)

Inventor name: D'AMBOSIO, PAOLO

Inventor name: CAVIGLI, MARIO

Inventor name: LETIZIA, ITALO