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BR9809347B1 - eletrodo tipo sÍderberg de autocozimento para produzir ligas de silìcio e metal de silìcio e processo para formá-lo "in situ'' em um forno de arco elétrico. - Google Patents

eletrodo tipo sÍderberg de autocozimento para produzir ligas de silìcio e metal de silìcio e processo para formá-lo "in situ'' em um forno de arco elétrico.

Info

Publication number
BR9809347B1
BR9809347B1 BRPI9809347-9A BR9809347A BR9809347B1 BR 9809347 B1 BR9809347 B1 BR 9809347B1 BR 9809347 A BR9809347 A BR 9809347A BR 9809347 B1 BR9809347 B1 BR 9809347B1
Authority
BR
Brazil
Prior art keywords
sinterberg
sintering
situ
self
electric arc
Prior art date
Application number
BRPI9809347-9A
Other languages
English (en)
Other versions
BR9809347A (pt
Inventor
Rene Boisvert
Jacques Dostaler
Jacques Dubois
Dieter W Ksinsik
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
Priority claimed from CA002204425A external-priority patent/CA2204425A1/en
Application filed filed Critical
Publication of BR9809347A publication Critical patent/BR9809347A/pt
Publication of BR9809347B1 publication Critical patent/BR9809347B1/pt

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
    • H05B7/10—Mountings, supports, terminals or arrangements for feeding or guiding electrodes
    • H05B7/107—Mountings, supports, terminals or arrangements for feeding or guiding electrodes specially adapted for self-baking electrodes
    • 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
    • H05B7/09—Self-baking electrodes, e.g. Söderberg type electrodes

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Furnace Details (AREA)
  • Silicon Compounds (AREA)
  • Discharge Heating (AREA)
  • Ceramic Products (AREA)
BRPI9809347-9A 1997-05-02 1998-04-27 eletrodo tipo sÍderberg de autocozimento para produzir ligas de silìcio e metal de silìcio e processo para formá-lo "in situ'' em um forno de arco elétrico. BR9809347B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CA002204425A CA2204425A1 (en) 1997-05-02 1997-05-02 Electrode for silicon alloys and silicon metal
US08/958,323 US5854807A (en) 1997-05-02 1997-10-27 Electrode for silicon alloys and silicon metal
PCT/CA1998/000409 WO1998051129A1 (en) 1997-05-02 1998-04-27 Electrode type söderberg for making silicon alloys and silicon metal

Publications (2)

Publication Number Publication Date
BR9809347A BR9809347A (pt) 2000-07-04
BR9809347B1 true BR9809347B1 (pt) 2011-11-16

Family

ID=25679299

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9809347-9A BR9809347B1 (pt) 1997-05-02 1998-04-27 eletrodo tipo sÍderberg de autocozimento para produzir ligas de silìcio e metal de silìcio e processo para formá-lo "in situ'' em um forno de arco elétrico.

Country Status (9)

Country Link
EP (1) EP0979596B9 (pt)
AU (1) AU7024998A (pt)
BR (1) BR9809347B1 (pt)
ES (1) ES2177000T3 (pt)
IS (1) IS1955B (pt)
NO (1) NO315630B1 (pt)
PL (1) PL189321B1 (pt)
SK (1) SK286447B6 (pt)
WO (1) WO1998051129A1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2341749C (en) * 1998-08-25 2008-05-13 Pyromet (Proprietary) Limited Soderberg-type composite electrode for arc smelting furnace

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB227822A (en) * 1924-01-17 1925-08-13 Norske Elektrokemisk Ind As Improvements in or relating to electrodes for electric furnaces
US4133968A (en) * 1977-05-26 1979-01-09 Frolov Jury F Apparatus for forming self-sintering electrodes
DE3840827A1 (de) * 1988-12-03 1990-06-07 Hoechst Ag Elektrothermischer reduktionsofen
DE4010353A1 (de) * 1990-03-28 1991-10-02 Mannesmann Ag Verfahren und vorrichtung zum betreiben eines metallurgischen ofens mit selbstbackender elektrode
FR2724219B1 (fr) * 1994-09-05 1996-10-25 Pechiney Electrometallurgie Dispositif de montage d'une electrode composite a autocuisson pour four electrique a arc

Also Published As

Publication number Publication date
IS1955B (is) 2004-11-15
EP0979596B1 (en) 2002-07-17
AU7024998A (en) 1998-11-27
EP0979596A1 (en) 2000-02-16
SK149399A3 (en) 2000-08-14
EP0979596B9 (en) 2003-01-02
NO995254L (no) 1999-12-29
PL336590A1 (en) 2000-07-03
PL189321B1 (pl) 2005-07-29
BR9809347A (pt) 2000-07-04
NO315630B1 (no) 2003-09-29
IS5219A (is) 1999-10-15
WO1998051129A1 (en) 1998-11-12
NO995254D0 (no) 1999-10-27
ES2177000T3 (es) 2002-12-01
SK286447B6 (sk) 2008-10-07

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 16/11/2011, OBSERVADAS AS CONDICOES LEGAIS.

B25A Requested transfer of rights approved
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time
B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)