BR9306449A - Processos para pré-aquecer um material metálico ferroso sólido para criar um semi-produto metálico ferroso líquido intermediário e para fabricar aço - Google Patents
Processos para pré-aquecer um material metálico ferroso sólido para criar um semi-produto metálico ferroso líquido intermediário e para fabricar açoInfo
- Publication number
- BR9306449A BR9306449A BR9306449A BR9306449A BR9306449A BR 9306449 A BR9306449 A BR 9306449A BR 9306449 A BR9306449 A BR 9306449A BR 9306449 A BR9306449 A BR 9306449A BR 9306449 A BR9306449 A BR 9306449A
- Authority
- BR
- Brazil
- Prior art keywords
- ferrous metal
- preheating
- create
- processes
- product
- Prior art date
Links
Classifications
-
- 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
- C21C5/56—Manufacture of steel by other methods
- C21C5/562—Manufacture of steel by other methods starting from scrap
-
- 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
- C21C5/56—Manufacture of steel by other methods
- C21C5/562—Manufacture of steel by other methods starting from scrap
- C21C5/565—Preheating of scrap
-
- 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
- C21C5/30—Regulating or controlling the blowing
- C21C5/35—Blowing from above and through the bath
-
- 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
-
- 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
- F27D13/00—Apparatus for preheating charges; Arrangements for preheating charges
- F27D13/002—Preheating scrap
-
- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C2007/0093—Duplex process; Two stage processes
-
- 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)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Heat Treatment Of Steel (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/889,018 US5286277A (en) | 1992-05-26 | 1992-05-26 | Method for producing steel |
PCT/US1993/005015 WO1994005815A1 (en) | 1992-05-26 | 1993-05-26 | Method for producing steel |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9306449A true BR9306449A (pt) | 1998-06-30 |
Family
ID=25394359
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9306449A BR9306449A (pt) | 1992-05-26 | 1993-05-26 | Processos para pré-aquecer um material metálico ferroso sólido para criar um semi-produto metálico ferroso líquido intermediário e para fabricar aço |
Country Status (10)
Country | Link |
---|---|
US (2) | US5286277A (pt) |
EP (1) | EP0649478A4 (pt) |
KR (1) | KR950701981A (pt) |
CN (1) | CN1088620A (pt) |
AU (1) | AU4523593A (pt) |
BR (1) | BR9306449A (pt) |
CA (1) | CA2136731A1 (pt) |
RU (1) | RU2034040C1 (pt) |
WO (1) | WO1994005815A1 (pt) |
ZA (1) | ZA933641B (pt) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT400245B (de) * | 1993-12-10 | 1995-11-27 | Voest Alpine Ind Anlagen | Verfahren und anlage zum herstellen einer eisenschmelze |
JP2879524B2 (ja) * | 1993-12-21 | 1999-04-05 | 株式会社小糸製作所 | アークチューブの製造方法 |
US5567222A (en) * | 1994-03-24 | 1996-10-22 | Kawasaki Steel Corporation | Method of controlling slag coating of a steel converter |
US5528012A (en) * | 1994-03-28 | 1996-06-18 | Retech, Inc. | Apparatus and method for starting a plasma arc treatment system |
DE4434369C2 (de) * | 1994-09-15 | 1997-08-07 | Mannesmann Ag | Verfahren und Vorrichtung zum metallurgischen Behandeln von Eisen |
AUPM824694A0 (en) * | 1994-09-16 | 1994-10-13 | Montana Bay Holdings Pty Ltd | Security bollard |
ES2101643B1 (es) * | 1994-11-21 | 1998-01-16 | Al Air Liquide Espa A S A | Procedimiento para la fusion de metales o no metales, y utilizacion, en un procedimiento para la fusion de metales o no metales, de un material que comprende por lomenos un polimero proveniente de un hidrocarburo. |
DE4445209C2 (de) * | 1994-12-17 | 1999-01-21 | Schloemann Siemag Ag | Verfahren und Vorrichtung zum Betreiben eines Doppelgefäß-Lichtbogenofens |
LU88585A1 (de) * | 1995-02-08 | 1996-08-23 | Wurth Paul Sa | Lichtbogenofen zum Einschmelzen von Metallen |
DE19521518C2 (de) * | 1995-06-13 | 2000-05-04 | L Air Liquide Paris | Verfahren zur Verbesserung der Energiezufuhr in ein Schrotthaufwerk |
DE19526704C1 (de) * | 1995-07-24 | 1997-05-07 | Asea Brown Boveri | Einschmelzaggregat |
US6077326A (en) * | 1997-07-01 | 2000-06-20 | Rock Creek Aluminum | Steel additive for processing molten steel |
ATE234939T1 (de) * | 1998-06-10 | 2003-04-15 | Sms Demag Ag | Verfahren und anlage zur stahlherstellung in einem elektrostahlofen bestückt mit flüssigem roheisen aus einem minihochofen und weniger schrott |
US6350295B1 (en) | 2001-06-22 | 2002-02-26 | Clayton A. Bulan, Jr. | Method for densifying aluminum and iron briquettes and adding to steel |
DE10205660B4 (de) * | 2002-02-12 | 2010-11-25 | Sms Siemag Aktiengesellschaft | Verfarhen und Vorrichtung zur kontinuierlichen Stahlherstellung unter Einsatz von metallischen Einsatzmaterial |
CN100348765C (zh) * | 2004-12-27 | 2007-11-14 | 宝钢集团上海第一钢铁有限公司 | 一种电炉冶炼不锈钢母液工艺 |
BRPI0610262A2 (pt) * | 2005-05-13 | 2010-06-08 | Tech Resources Pty Ltd | método de partida a frio para um processo de redução direta e processo de redução direta baseado em banho fundido |
CN101649366B (zh) * | 2009-03-04 | 2011-10-05 | 贾会平 | 熔融还原炼铁的电弧炉装置 |
CN101603114B (zh) * | 2009-07-09 | 2011-05-18 | 武汉科技大学 | 一种将天然气用于电弧炉脱氧及增碳的工艺 |
CN102399932B (zh) * | 2010-09-16 | 2013-07-03 | 鞍钢股份有限公司 | 一种降低转炉铁水单耗的方法 |
US8926892B2 (en) * | 2012-04-14 | 2015-01-06 | C. Edward Eckert | Recuperated isothermal melter and related methods |
EP2912199B1 (de) * | 2012-10-24 | 2016-09-21 | Primetals Technologies Austria GmbH | Verfahren und vorrichtung zur energiezufuhr in ein schrotthaufwerk in einem elektrolichtbogenofen |
RU2539890C1 (ru) | 2013-12-30 | 2015-01-27 | Генрих Алексеевич Дорофеев | Способ выплавки стали в электродуговой печи и электродуговая печь |
EP3075869B1 (en) * | 2015-03-30 | 2018-10-17 | Megalloy AG | Method for production of iron-silicon-aluminum alloys |
BR112019021862B1 (pt) | 2017-04-26 | 2022-12-20 | Linde Aktiengesellschaft | Método e queimador para aquecer um forno para o processamento de metal |
CN111893296B (zh) * | 2020-09-10 | 2024-03-29 | 山西通才工贸有限公司 | 一种热压废钢增碳方法及其装置 |
CN112251559A (zh) * | 2020-09-10 | 2021-01-22 | 南京钢铁股份有限公司 | 一种精确供氧的转炉低热值铁水炼钢方法 |
CN111926146A (zh) * | 2020-09-16 | 2020-11-13 | 攀钢集团研究院有限公司 | 降低电炉耐材消耗量的方法 |
CN112921138B (zh) * | 2021-01-25 | 2022-06-24 | 东北大学 | 一种添加预热废钢的钒钛高炉冶炼方法 |
CN114231693A (zh) * | 2021-12-20 | 2022-03-25 | 欧冶链金再生资源有限公司 | 一种废钢打包块及其制造方法、炼钢方法 |
CN115449592B (zh) * | 2022-09-16 | 2023-08-18 | 武汉钢铁有限公司 | 熔融废钢铁水lf炉高效加热升温方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU417410B1 (en) * | 1966-01-10 | 1971-09-23 | Owen Morris David | Improved method and means for the production of pig iron and steel |
GB1586762A (en) * | 1976-05-28 | 1981-03-25 | British Steel Corp | Metal refining method and apparatus |
DE2719981B2 (de) * | 1977-05-04 | 1980-09-04 | Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg | Verfahren zur Stahlerzeugung |
US4198230A (en) * | 1977-05-04 | 1980-04-15 | Eisenwerk-Gesellschaft Maximilianshutte Mbh | Steelmaking process |
DE2729982B2 (de) * | 1977-07-02 | 1980-01-03 | Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg | Verfahren zur Schrottsatzerhöhung bei der Stahlherstellung nach dem Sauerstoffdurchblasverfahren |
DE2729983B2 (de) * | 1977-07-02 | 1981-02-12 | Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg | Verfahren zur Stahlerzeugung |
DE2816543C2 (de) * | 1978-04-17 | 1988-04-14 | Eisenwerk-Gesellschaft Maximilianshütte mbH, 8458 Sulzbach-Rosenberg | Verfahren zur Stahlerzeugung |
US4304598A (en) * | 1980-09-19 | 1981-12-08 | Klockner-Werke Ag | Method for producing steel from solid, iron containing pieces |
JPS58133309A (ja) * | 1982-02-01 | 1983-08-09 | Daido Steel Co Ltd | ツインリアクタ−製鉄方法および装置 |
DE3219984A1 (de) * | 1981-05-30 | 1983-01-13 | Daido Tokushuko K.K., Nagoya, Aichi | Verfahren zur herstellung von eisen in einem reaktor und vorrichtung zur durchfuehrung des verfahrens |
WO1983000025A1 (en) * | 1981-06-25 | 1983-01-06 | Vorontsov, Ernest, Alekseevich | Automatic rolling train |
AT372110B (de) * | 1981-12-23 | 1983-09-12 | Voest Alpine Ag | Einrichtung zur herstellung von stahl |
WO1984000780A1 (en) * | 1982-08-17 | 1984-03-01 | N Proizv Ob Tulatschermet | Method for manufacturing steel in an oxygen converter |
DE3323310A1 (de) * | 1983-06-28 | 1985-01-10 | Jens 8000 München Therkorn | Neigungsverstellbare liege zur koerperdehnung |
US4537629A (en) * | 1984-08-20 | 1985-08-27 | Instituto Mexicano De Investigaciones Siderurgicas | Method for obtaining high purity ductile iron |
DD253645A5 (de) * | 1985-12-19 | 1988-01-27 | Dnepropetrovsky Metallurgichesky Institut Imeni L.Y. Brezhneva,Su | Verfahren zur stahlerzeugung in einem sauerstoff-blaskonverter |
JPH02200713A (ja) * | 1989-01-31 | 1990-08-09 | Sumitomo Metal Ind Ltd | 溶銑の製造装置および製造方法 |
US5069715A (en) * | 1990-04-02 | 1991-12-03 | Regents Of The University Of Minnesota | Direct smelting process and apparatus |
-
1992
- 1992-05-26 US US07/889,018 patent/US5286277A/en not_active Expired - Fee Related
-
1993
- 1993-05-25 RU RU93021022A patent/RU2034040C1/ru active
- 1993-05-25 ZA ZA933641A patent/ZA933641B/xx unknown
- 1993-05-25 CN CN93107206A patent/CN1088620A/zh active Pending
- 1993-05-26 WO PCT/US1993/005015 patent/WO1994005815A1/en not_active Application Discontinuation
- 1993-05-26 BR BR9306449A patent/BR9306449A/pt not_active Application Discontinuation
- 1993-05-26 AU AU45235/93A patent/AU4523593A/en not_active Abandoned
- 1993-05-26 US US08/067,859 patent/US5378261A/en not_active Expired - Fee Related
- 1993-05-26 CA CA 2136731 patent/CA2136731A1/en not_active Abandoned
- 1993-05-26 KR KR1019940704315A patent/KR950701981A/ko not_active Application Discontinuation
- 1993-05-26 EP EP93915136A patent/EP0649478A4/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
RU2034040C1 (ru) | 1995-04-30 |
US5378261A (en) | 1995-01-03 |
US5286277A (en) | 1994-02-15 |
AU4523593A (en) | 1994-03-29 |
CA2136731A1 (en) | 1994-03-17 |
EP0649478A4 (en) | 1996-09-25 |
ZA933641B (en) | 1993-12-21 |
CN1088620A (zh) | 1994-06-29 |
KR950701981A (ko) | 1995-05-17 |
EP0649478A1 (en) | 1995-04-26 |
WO1994005815A1 (en) | 1994-03-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FA7 | Application withdrawn (art. 18 par. 1 of law 5772/71) - being contrary to morals, good customs and public security, order and health |