SE450857B - Forfarande for uppbyggnad av ljusbagslikstromsugnar eller -skenkar - Google Patents

Forfarande for uppbyggnad av ljusbagslikstromsugnar eller -skenkar

Info

Publication number
SE450857B
SE450857B SE8500837A SE8500837A SE450857B SE 450857 B SE450857 B SE 450857B SE 8500837 A SE8500837 A SE 8500837A SE 8500837 A SE8500837 A SE 8500837A SE 450857 B SE450857 B SE 450857B
Authority
SE
Sweden
Prior art keywords
bricks
graphite
bottom contact
treated
heat
Prior art date
Application number
SE8500837A
Other languages
English (en)
Swedish (sv)
Other versions
SE8500837D0 (sv
SE8500837L (sv
Inventor
B Rappinger
S-E Stenkvist
Original Assignee
Asea Ab
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20359211&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE450857(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Asea Ab filed Critical Asea Ab
Priority to SE8500837A priority Critical patent/SE450857B/sv
Publication of SE8500837D0 publication Critical patent/SE8500837D0/xx
Priority to EP86102018A priority patent/EP0201669B1/en
Priority to DE8686102018T priority patent/DE3668403D1/de
Priority to ZA861229A priority patent/ZA861229B/xx
Priority to JP61033134A priority patent/JPH0789027B2/ja
Publication of SE8500837L publication Critical patent/SE8500837L/
Publication of SE450857B publication Critical patent/SE450857B/sv
Priority to US07/168,899 priority patent/US4853941A/en

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/013—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics containing carbon
    • 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
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5229—Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace
    • 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
    • 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
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Metallurgy (AREA)
  • Structural Engineering (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Discharge Heating (AREA)
  • Furnace Details (AREA)
SE8500837A 1985-02-21 1985-02-21 Forfarande for uppbyggnad av ljusbagslikstromsugnar eller -skenkar SE450857B (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE8500837A SE450857B (sv) 1985-02-21 1985-02-21 Forfarande for uppbyggnad av ljusbagslikstromsugnar eller -skenkar
EP86102018A EP0201669B1 (en) 1985-02-21 1986-02-17 Direct current arc furnace or ladle
DE8686102018T DE3668403D1 (de) 1985-02-21 1986-02-17 Gleichstromlichtbogenofen oder tiegel.
ZA861229A ZA861229B (en) 1985-02-21 1986-02-19 Arrangement in a d.c.arc furnace
JP61033134A JPH0789027B2 (ja) 1985-02-21 1986-02-19 直流アーク炉
US07/168,899 US4853941A (en) 1985-02-21 1988-03-16 D.C. arc furnace having electrically conductive hearth and method for making same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8500837A SE450857B (sv) 1985-02-21 1985-02-21 Forfarande for uppbyggnad av ljusbagslikstromsugnar eller -skenkar

Publications (3)

Publication Number Publication Date
SE8500837D0 SE8500837D0 (sv) 1985-02-21
SE8500837L SE8500837L (sv) 1986-08-22
SE450857B true SE450857B (sv) 1987-08-03

Family

ID=20359211

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8500837A SE450857B (sv) 1985-02-21 1985-02-21 Forfarande for uppbyggnad av ljusbagslikstromsugnar eller -skenkar

Country Status (6)

Country Link
US (1) US4853941A (ja)
EP (1) EP0201669B1 (ja)
JP (1) JPH0789027B2 (ja)
DE (1) DE3668403D1 (ja)
SE (1) SE450857B (ja)
ZA (1) ZA861229B (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5052018A (en) * 1989-10-12 1991-09-24 Deutsche Voest-Alpine Industrieanlagen Gmbh Anode for a direct current arc furnace
FR2705363B1 (fr) * 1993-05-13 1995-08-11 Clecim Sa Procédé de fusion de ferraille dans un four électrique et installation pour la mise en Óoeuvre du procédé.
DE4411591C2 (de) * 1994-03-30 1996-06-05 Mannesmann Ag Bodenelektrode eines mit Gleichstrom beheizten Ofens
US5867523A (en) * 1996-05-28 1999-02-02 Hatch Associates Ltd. Electric furnace with conductive hearth
US5936995A (en) * 1997-11-14 1999-08-10 Fuchs Systems, Inc. Electric arc furnace with scrap diverting panel and associated methods
DE19925554A1 (de) * 1999-06-04 2000-12-07 Sms Demag Ag Bodenelektrode für metallurgische Schmelzgefäße

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1577124A (en) * 1926-03-16 A corpora
US3202519A (en) * 1961-10-09 1965-08-24 Union Oil Co Carbon-mineral refractory
US3329514A (en) * 1965-04-29 1967-07-04 Ferro Corp Refractory body and method of making same
FR1517349A (fr) * 1967-03-31 1968-03-15 Morganite Crucible Ltd Nouveaux garnissages réfractaires
GB1310502A (en) * 1969-04-18 1973-03-21 Steetley Refractory Brick Co Basic refractories
US4185055A (en) * 1971-09-24 1980-01-22 Aluminum Pechiney Process for heat-treating carbon blocks
SE419929B (sv) * 1974-11-25 1981-08-31 Asea Ab Smeltkontaktelektrod for likstromsmatad ljusbagsugn
US3994676A (en) * 1975-05-14 1976-11-30 Bethlehem Steel Corporation Method and apparatus for protecting basic refractory shapes in a basic oxygen furnace
SE410654B (sv) * 1978-02-28 1979-10-22 Asea Ab Likstromsljusbagsugn med minst en katodiskt ansluten elektrod och minst en bottnkontakt
SE415394B (sv) * 1978-12-29 1980-09-29 Asea Ab Bottenkontakt vid likstromsljusbagsugn
SE423275B (sv) * 1979-06-26 1982-04-26 Asea Ab Bottenkontakt vid likstromsljusbagsugn
SE431792B (sv) * 1981-06-09 1984-02-27 Asea Ab Sett att driva en likstroms-ljusbagsugn
US4454239A (en) * 1982-04-12 1984-06-12 Kaiser Aluminum & Chemical Corporation Carbonaceous refractory composition for pressing brick shapes
IT1205267B (it) * 1982-08-18 1989-03-15 Alusuisse Italia Spa Procedimento per la produzione di blocchi carboniosi in forno a tunnel ed apparecchiatura per l'esecuzione del procedimento
US4471059A (en) * 1983-02-04 1984-09-11 Shinagawa Refractories Co., Ltd. Carbon-containing refractory
DE3413745C2 (de) * 1983-04-21 1994-03-03 Asea Ab Gleichstromlichtbogenofen
DE3403257A1 (de) * 1984-01-31 1985-08-01 Elektroschmelzwerk Kempten GmbH, 8000 München Neutronenabsorberplatten mit keramischer bindung auf basis borcarbid und freiem kohlenstoff
DE3444407A1 (de) * 1984-12-05 1986-06-05 Didier-Werke Ag, 6200 Wiesbaden Keramisches formteil mit gradientenfoermiger porositaet und dessen verwendung zur herstellung von verbundwerkstoff-formteilen
DE3534750A1 (de) * 1985-09-28 1987-04-16 Krupp Gmbh Boden eines elektrisch beheizten schmelzofens, insbesondere eines gleichstromofens
US4701427A (en) * 1985-10-17 1987-10-20 Stemcor Corporation Sintered silicon carbide ceramic body of high electrical resistivity

Also Published As

Publication number Publication date
JPS61195274A (ja) 1986-08-29
US4853941A (en) 1989-08-01
SE8500837D0 (sv) 1985-02-21
ZA861229B (en) 1986-09-24
DE3668403D1 (de) 1990-02-22
EP0201669A1 (en) 1986-11-20
EP0201669B1 (en) 1990-01-17
JPH0789027B2 (ja) 1995-09-27
SE8500837L (sv) 1986-08-22

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