CS258123B2 - Hearth furnace bottom lining especially for electric directcurrent arc furnace - Google Patents

Hearth furnace bottom lining especially for electric directcurrent arc furnace Download PDF

Info

Publication number
CS258123B2
CS258123B2 CS851394A CS139485A CS258123B2 CS 258123 B2 CS258123 B2 CS 258123B2 CS 851394 A CS851394 A CS 851394A CS 139485 A CS139485 A CS 139485A CS 258123 B2 CS258123 B2 CS 258123B2
Authority
CS
Czechoslovakia
Prior art keywords
furnace
hearth
layer
graphite
mixture
Prior art date
Application number
CS851394A
Other languages
Czech (cs)
English (en)
Inventor
Hartmut Hlawatschek
Gunter Gelsdorf
Kurt Boehm
Manfred Schubert
Original Assignee
Didier Werke 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 Didier Werke Ag filed Critical Didier Werke Ag
Publication of CS258123B2 publication Critical patent/CS258123B2/cs

Links

Classifications

    • 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
    • F27D1/00Casings; Linings; Walls; Roofs
    • 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
    • F27D11/08Heating by electric discharge, e.g. arc discharge
    • F27D11/10Disposition of electrodes
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52Manufacture of steel in electric furnaces
    • C21C5/5229Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/12Working chambers or casings; Supports therefor
    • F27B3/14Arrangements of linings
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00Heating by electric discharge
    • H05B7/02Details
    • H05B7/06Electrodes
    • 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
    • Y02P10/20Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Discharge Heating (AREA)
  • Furnace Details (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Silicon Compounds (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Materials For Medical Uses (AREA)
  • Packages (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
CS851394A 1984-03-14 1985-02-27 Hearth furnace bottom lining especially for electric directcurrent arc furnace CS258123B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843409255 DE3409255A1 (de) 1984-03-14 1984-03-14 Herdboden, besonders fuer gleichstrom-lichtbogenoefen

Publications (1)

Publication Number Publication Date
CS258123B2 true CS258123B2 (en) 1988-07-15

Family

ID=6230415

Family Applications (1)

Application Number Title Priority Date Filing Date
CS851394A CS258123B2 (en) 1984-03-14 1985-02-27 Hearth furnace bottom lining especially for electric directcurrent arc furnace

Country Status (15)

Country Link
US (1) US4829538A (es)
EP (1) EP0156126B1 (es)
JP (1) JPS60253786A (es)
KR (1) KR920003698B1 (es)
AT (1) ATE42396T1 (es)
BR (1) BR8501117A (es)
CA (1) CA1262166A (es)
CS (1) CS258123B2 (es)
DE (2) DE3409255A1 (es)
ES (1) ES295723Y (es)
GR (1) GR850354B (es)
HU (1) HU189458B (es)
MX (1) MX158064A (es)
NO (1) NO163116C (es)
ZA (1) ZA851301B (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3535690A1 (de) * 1985-10-05 1987-04-09 Gutehoffnungshuette Man Kontaktelektrodenanordnung fuer gleichstrom-lichtbogen- oder widerstands-schmelzofen
DE3535692A1 (de) * 1985-10-05 1987-04-09 Gutehoffnungshuette Man Kontaktelektroden-anordnung fuer gleichstrom-lichtbogen- oder widerstands-schmelzoefen
DE3543278C1 (de) * 1985-12-05 1987-07-02 Mannesmann Ag Ofengefaess eines Gleichstrom-Lichtbogenofens mit Bodenelektroden sowie zugehoerige Bodenelektrode
US5142650A (en) * 1989-11-14 1992-08-25 Asahi Glass Company Ltd. Bottom electrode for a direct current arc furnace
DE4022720A1 (de) * 1990-07-17 1992-01-23 Flohe Gmbh & Co Untergefaess eines gleichstromlichtbogenofens
DE4129756C2 (de) * 1991-09-04 1995-06-29 Mannesmann Ag Metallurgisches Gefäß für eine Gleichstromlichtbogeneinrichtung
US5255284A (en) * 1991-11-04 1993-10-19 Deutsch Voest-Alpine Industrieanlagenbau Gmbh Anode for an electic arc furnace utilizing electrode segments
DE4222854C2 (de) * 1992-07-11 1995-08-31 Gutehoffnungshuette Man Bodenelektrode für Gleichstrom-Lichtbogenöfen
AT401303B (de) * 1993-09-06 1996-08-26 Voest Alpine Ind Anlagen Verfahren zum herstellen einer bodenanode für ein metallurgisches gefäss
DE10052352B4 (de) * 2000-10-21 2005-04-14 Refractory Intellectual Property Gmbh & Co. Kg Verwendung eines Reduktionsmittels in MgO-Sinter-Massen
EP1533567A1 (de) * 2003-11-18 2005-05-25 Zwilag Zwischenlager Würenlingen AG Drehherd-Ofen für Abfälle mit Gefährdungspotential
CN101658901B (zh) * 2008-03-10 2014-10-29 王宇新 避免球铁铁液在浇注过程中发生球化衰退和降低浇注温度的处理方法及专用浇注设备

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE219575C (es) *
DE252528C (es) *
GB190912258A (en) * 1908-06-01 1909-09-30 Zucker Fabrik Frankenthal Device for Starting and Cutting Out Electric Motors.
US941419A (en) * 1908-11-04 1909-11-30 Charles Albert Keller Electric furnace.
GB118357A (en) * 1917-09-27 1918-08-29 Harold Wade Improvements in or relating to Electric Furnaces.
DE631872C (de) * 1931-12-31 1936-06-27 Marcel Paul Perron Einphasen-Elektrodenofen mit zur Stromzufuhr dienendem, die Ofenverkleidung bildendemMetallmantel
SE410654B (sv) * 1978-02-28 1979-10-22 Asea Ab Likstromsljusbagsugn med minst en katodiskt ansluten elektrod och minst en bottnkontakt
SE423275B (sv) * 1979-06-26 1982-04-26 Asea Ab Bottenkontakt vid likstromsljusbagsugn
DE3106741C2 (de) * 1981-02-24 1983-06-16 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen Kontaktelektroden-Anordnung für Lichtbogen- oder Widerstandsschmelzofen

Also Published As

Publication number Publication date
EP0156126A3 (en) 1987-04-15
GR850354B (es) 1985-06-05
JPH0428990B2 (es) 1992-05-15
NO850991L (no) 1985-09-16
KR850007880A (ko) 1985-12-09
EP0156126A2 (de) 1985-10-02
JPS60253786A (ja) 1985-12-14
ZA851301B (en) 1985-10-30
BR8501117A (pt) 1985-11-05
US4829538A (en) 1989-05-09
KR920003698B1 (ko) 1992-05-09
DE3569606D1 (en) 1989-05-24
DE3409255A1 (de) 1985-12-12
NO163116C (no) 1990-04-04
HU189458B (en) 1986-07-28
ES295723U (es) 1987-10-16
NO163116B (no) 1989-12-27
EP0156126B1 (de) 1989-04-19
ES295723Y (es) 1988-05-01
ATE42396T1 (de) 1989-05-15
HUT36578A (en) 1985-09-30
DE3409255C2 (es) 1987-08-20
MX158064A (es) 1988-12-29
CA1262166A (en) 1989-10-03

Similar Documents

Publication Publication Date Title
JP4792105B2 (ja) 非平坦なスロット形態を有する、アルミニウム電解セルのためのカソード
US6387237B1 (en) Cathode collector bar with spacer for improved heat balance and method
EP1974075B1 (en) Cathodes for aluminium electrolysis cell with expanded graphite lining
CS258123B2 (en) Hearth furnace bottom lining especially for electric directcurrent arc furnace
US4333813A (en) Cathodes for alumina reduction cells
US4224128A (en) Cathode assembly for electrolytic aluminum reduction cell
EP2006419A1 (en) Reduced voltage drop anode assembly for aluminium electrolysis cell
US3274093A (en) Cathode construction for aluminum production
EP0095854B1 (en) Improvements in electrolytic reduction cells for aluminium production
US3764509A (en) Electrolytic furnaces for the production of aluminium
US4324943A (en) DC Arc furnace hearth construction
EP1147246B1 (en) Cathode collector bar with spacer for improved heat balance
US4544469A (en) Aluminum cell having aluminum wettable cathode surface
JPS60258490A (ja) アルミニウム製造用電解槽に使用するための部分減径部を有する丸棒を備える炭素陽極
SE449132B (sv) Likstromsljusbagsugn eller skenk for vermning
US3551319A (en) Current collector
US4181584A (en) Method for heating electrolytic cell
US4341611A (en) Alumina reduction cell
US4692930A (en) Floor of electrically heated melting furnace, particularly a direct current furnace
EP0102186B1 (en) Improved cell for electrolytic production of aluminum
US4383910A (en) Alumina reduction cell
US5809055A (en) Metallurgical vessel heated by direct current and having a bottom electrode
US3556974A (en) Electrolytic cell cover
NO129154B (es)
US3386908A (en) Cell for refining aluminum by fusion electrolysis