BR9507250A - Eletrodo de fundo de um recipiente metalúrgico aquecido por corrente continua - Google Patents
Eletrodo de fundo de um recipiente metalúrgico aquecido por corrente continuaInfo
- Publication number
- BR9507250A BR9507250A BR9507250A BR9507250A BR9507250A BR 9507250 A BR9507250 A BR 9507250A BR 9507250 A BR9507250 A BR 9507250A BR 9507250 A BR9507250 A BR 9507250A BR 9507250 A BR9507250 A BR 9507250A
- Authority
- BR
- Brazil
- Prior art keywords
- vessel
- pct
- bottom electrode
- electrode
- direct current
- Prior art date
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
-
- 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
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/48—Bottoms or tuyéres of converters
-
- 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
- C21C5/5211—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace
- C21C5/5217—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace equipped with burners or devices for injecting gas, i.e. oxygen, or pulverulent materials into the furnace
-
- 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
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
- F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
- F27B3/085—Arc furnaces
-
- 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
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/08—Heating by electric discharge, e.g. arc discharge
-
- 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)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Furnace Details (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Discharge Heating (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4411591A DE4411591C2 (de) | 1994-03-30 | 1994-03-30 | Bodenelektrode eines mit Gleichstrom beheizten Ofens |
PCT/DE1995/000452 WO1995027084A1 (de) | 1994-03-30 | 1995-03-29 | Bodenelektrode eines mit gleichstrom beheizten metallurgischen gefässes |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9507250A true BR9507250A (pt) | 1997-09-02 |
Family
ID=6514581
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9507250A BR9507250A (pt) | 1994-03-30 | 1995-03-29 | Eletrodo de fundo de um recipiente metalúrgico aquecido por corrente continua |
Country Status (12)
Country | Link |
---|---|
US (1) | US5809055A (pt) |
EP (1) | EP0753077B1 (pt) |
JP (1) | JP3332927B2 (pt) |
KR (1) | KR100353763B1 (pt) |
CN (1) | CN1041438C (pt) |
AT (1) | ATE176003T1 (pt) |
AU (1) | AU702259B2 (pt) |
BR (1) | BR9507250A (pt) |
DE (2) | DE4411591C2 (pt) |
RU (1) | RU2107236C1 (pt) |
WO (1) | WO1995027084A1 (pt) |
ZA (1) | ZA952642B (pt) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10047393A1 (de) * | 2000-07-11 | 2002-01-24 | Wolfgang Lutz | Verfahren und Vorrichtung zur automatischen Erfassung und Verarbeitung von Betriebskosten |
DE10049959B4 (de) * | 2000-10-10 | 2005-10-06 | Georgsmarienhütte Gmbh | Elektroofen für die Stahlherstellung |
SE521278C2 (sv) * | 2002-12-23 | 2003-10-14 | Sandvik Ab | Förfarande och anordning för överföring av elektrisk ström till en ugn |
CN106091671A (zh) * | 2016-07-12 | 2016-11-09 | 上海彭浦特种耐火材料厂有限公司 | 直流电弧炉底电极结构及其应用 |
CN107218800B (zh) * | 2017-06-20 | 2019-07-19 | 青岛大学 | 一种直流电弧炉 |
CN110167226B (zh) * | 2019-05-10 | 2024-06-04 | 江苏天楹环保能源成套设备有限公司 | 一种双电极直流电弧炉引弧装置及其方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1299110A (en) * | 1918-04-04 | 1919-04-01 | Booth Hall Company | Electric furnace. |
US1806210A (en) * | 1928-06-07 | 1931-05-19 | Miguet Paul Louis Joseph | Electric furnace |
SE435548B (sv) * | 1980-03-10 | 1984-10-01 | Asea Ab | Anordning vid skenkar eller skenkugnar for likstrom med minst en ljusbagselektrod |
DE3413745C2 (de) * | 1983-04-21 | 1994-03-03 | Asea Ab | Gleichstromlichtbogenofen |
SE450857B (sv) * | 1985-02-21 | 1987-08-03 | Asea Ab | Forfarande for uppbyggnad av ljusbagslikstromsugnar eller -skenkar |
DE3534750A1 (de) * | 1985-09-28 | 1987-04-16 | Krupp Gmbh | Boden eines elektrisch beheizten schmelzofens, insbesondere eines gleichstromofens |
DE4022720A1 (de) * | 1990-07-17 | 1992-01-23 | Flohe Gmbh & Co | Untergefaess eines gleichstromlichtbogenofens |
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 |
-
1994
- 1994-03-30 DE DE4411591A patent/DE4411591C2/de not_active Expired - Fee Related
-
1995
- 1995-03-29 US US08/716,196 patent/US5809055A/en not_active Expired - Lifetime
- 1995-03-29 DE DE59504911T patent/DE59504911D1/de not_active Expired - Lifetime
- 1995-03-29 CN CN95192838A patent/CN1041438C/zh not_active Expired - Fee Related
- 1995-03-29 KR KR1019960705375A patent/KR100353763B1/ko not_active IP Right Cessation
- 1995-03-29 AT AT95915744T patent/ATE176003T1/de not_active IP Right Cessation
- 1995-03-29 WO PCT/DE1995/000452 patent/WO1995027084A1/de active IP Right Grant
- 1995-03-29 AU AU22533/95A patent/AU702259B2/en not_active Ceased
- 1995-03-29 JP JP52535295A patent/JP3332927B2/ja not_active Expired - Fee Related
- 1995-03-29 EP EP95915744A patent/EP0753077B1/de not_active Expired - Lifetime
- 1995-03-29 RU RU96119768A patent/RU2107236C1/ru not_active IP Right Cessation
- 1995-03-29 BR BR9507250A patent/BR9507250A/pt not_active IP Right Cessation
- 1995-03-30 ZA ZA952642A patent/ZA952642B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
KR100353763B1 (ko) | 2002-12-18 |
ATE176003T1 (de) | 1999-02-15 |
CN1041438C (zh) | 1998-12-30 |
WO1995027084A1 (de) | 1995-10-12 |
ZA952642B (en) | 1996-01-02 |
RU2107236C1 (ru) | 1998-03-20 |
JPH09511324A (ja) | 1997-11-11 |
EP0753077B1 (de) | 1999-01-20 |
DE4411591A1 (de) | 1995-10-05 |
EP0753077A1 (de) | 1997-01-15 |
AU2253395A (en) | 1995-10-23 |
US5809055A (en) | 1998-09-15 |
DE59504911D1 (de) | 1999-03-04 |
JP3332927B2 (ja) | 2002-10-07 |
DE4411591C2 (de) | 1996-06-05 |
CN1147277A (zh) | 1997-04-09 |
AU702259B2 (en) | 1999-02-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FF | Decision: intention to grant | ||
FG9A | Patent or certificate of addition granted | ||
B24C | Patent annual fee: request for for restoration |
Free format text: REFERENTE 11A., 12A., 13A., 14A., 15A. E 16A. ANUIDADE(S). |
|
B24H | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi) | ||
B24F | Patent annual fee: publication cancelled |
Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2258 DE 15/04/2014 POR TER SIDO INDEVIDA. |
|
B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE AS 11A, 12A, 13A, 14A, 15A E 16A ANUIDADES. |
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B24J | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12) |
Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |