EP0030360A3 - Steel-making process - Google Patents
Steel-making process Download PDFInfo
- Publication number
- EP0030360A3 EP0030360A3 EP80107542A EP80107542A EP0030360A3 EP 0030360 A3 EP0030360 A3 EP 0030360A3 EP 80107542 A EP80107542 A EP 80107542A EP 80107542 A EP80107542 A EP 80107542A EP 0030360 A3 EP0030360 A3 EP 0030360A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- steel
- making process
- ferrous metal
- molten ferrous
- oxygen
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
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
- C21C5/28—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
- C21C5/28—Manufacture of steel in the converter
- C21C5/30—Regulating or controlling the blowing
- C21C5/305—Afterburning
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Heat Treatment Of Steel (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT80107542T ATE5202T1 (en) | 1979-12-11 | 1980-12-03 | STEEL MAKING PROCESS. |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2951156 | 1979-12-11 | ||
DE19792951156 DE2951156A1 (en) | 1979-12-11 | 1979-12-11 | Steel prodn. in top and bottom blown converter - with bottom nozzles fed at least periodically with solids-laden oxygen-free gas |
DE3008145 | 1980-03-04 | ||
DE19803008145 DE3008145C2 (en) | 1980-03-04 | 1980-03-04 | Steel making process |
Publications (4)
Publication Number | Publication Date |
---|---|
EP0030360A2 EP0030360A2 (en) | 1981-06-17 |
EP0030360A3 true EP0030360A3 (en) | 1981-09-02 |
EP0030360B1 EP0030360B1 (en) | 1983-11-02 |
EP0030360B2 EP0030360B2 (en) | 1988-09-28 |
Family
ID=25782505
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP80107542A Expired EP0030360B2 (en) | 1979-12-11 | 1980-12-03 | Steel-making process |
Country Status (8)
Country | Link |
---|---|
US (1) | US4356035A (en) |
EP (1) | EP0030360B2 (en) |
AT (1) | ATE5202T1 (en) |
AU (1) | AU540799B2 (en) |
BR (1) | BR8008075A (en) |
CA (1) | CA1147966A (en) |
CZ (1) | CZ278884B6 (en) |
PL (1) | PL228390A1 (en) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4334921A (en) * | 1979-04-16 | 1982-06-15 | Nippon Steel Corporation | Converter steelmaking process |
JPS5757816A (en) * | 1980-09-19 | 1982-04-07 | Kawasaki Steel Corp | Steel making method by composite top and bottom blown converter |
AU8474782A (en) * | 1981-06-19 | 1982-12-23 | British Steel Corp. | Refining of steel from pig iron |
LU84390A1 (en) * | 1982-09-27 | 1984-04-24 | Arbed | METHOD AND DEVICE FOR HEATING A STEEL BATH FILLED WITH SCRAP |
US4472195A (en) * | 1983-08-15 | 1984-09-18 | Olin Corporation | Process for decarburizing alloy melts |
DE3340472A1 (en) * | 1983-11-09 | 1985-05-15 | Axel Friedrich 6670 St Ingbert Gonschorek | LD CONVERTER WITH AFTERBURN |
JPS60184616A (en) * | 1984-03-02 | 1985-09-20 | Kawasaki Steel Corp | Converter steelmaking process using gaseous carbon monoxide as agitating gas |
US4488903A (en) * | 1984-03-14 | 1984-12-18 | Union Carbide Corporation | Rapid decarburization steelmaking process |
US4582479A (en) * | 1984-12-31 | 1986-04-15 | The Cadre Corporation | Fuel cooled oxy-fuel burner |
US4599107A (en) * | 1985-05-20 | 1986-07-08 | Union Carbide Corporation | Method for controlling secondary top-blown oxygen in subsurface pneumatic steel refining |
DE3607777A1 (en) * | 1986-03-08 | 1987-09-17 | Kloeckner Cra Tech | METHOD FOR PRODUCING STEEL FROM SCRAP |
US4708738A (en) * | 1986-04-01 | 1987-11-24 | Union Carbide Corporation | Method for refining very small heats of molten metal |
US4647019A (en) * | 1986-04-01 | 1987-03-03 | Union Carbide Corporation | Very small refining vessel |
DE3629055A1 (en) * | 1986-08-27 | 1988-03-03 | Kloeckner Cra Tech | METHOD FOR INCREASING ENERGY IN ELECTRIC ARC FURNACES |
DE4213007C1 (en) * | 1992-04-21 | 1993-12-16 | Tech Resources Pty Ltd | Method and device for sealing nozzles in the surrounding refractory lining |
AUPN226095A0 (en) | 1995-04-07 | 1995-05-04 | Technological Resources Pty Limited | A method of producing metals and metal alloys |
AUPO426096A0 (en) | 1996-12-18 | 1997-01-23 | Technological Resources Pty Limited | Method and apparatus for producing metals and metal alloys |
AUPO426396A0 (en) | 1996-12-18 | 1997-01-23 | Technological Resources Pty Limited | A method of producing iron |
AUPO944697A0 (en) * | 1997-09-26 | 1997-10-16 | Technological Resources Pty Limited | A method of producing metals and metal alloys |
AUPP442598A0 (en) | 1998-07-01 | 1998-07-23 | Technological Resources Pty Limited | Direct smelting vessel |
AUPP483898A0 (en) | 1998-07-24 | 1998-08-13 | Technological Resources Pty Limited | A direct smelting process & apparatus |
MY119760A (en) | 1998-07-24 | 2005-07-29 | Tech Resources Pty Ltd | A direct smelting process |
AUPP554098A0 (en) | 1998-08-28 | 1998-09-17 | Technological Resources Pty Limited | A process and an apparatus for producing metals and metal alloys |
AUPP570098A0 (en) | 1998-09-04 | 1998-10-01 | Technological Resources Pty Limited | A direct smelting process |
AUPP647198A0 (en) | 1998-10-14 | 1998-11-05 | Technological Resources Pty Limited | A process and an apparatus for producing metals and metal alloys |
AUPP805599A0 (en) | 1999-01-08 | 1999-02-04 | Technological Resources Pty Limited | A direct smelting process |
AUPQ083599A0 (en) | 1999-06-08 | 1999-07-01 | Technological Resources Pty Limited | Direct smelting vessel |
AUPQ152299A0 (en) | 1999-07-09 | 1999-08-05 | Technological Resources Pty Limited | Start-up procedure for direct smelting process |
AUPQ205799A0 (en) | 1999-08-05 | 1999-08-26 | Technological Resources Pty Limited | A direct smelting process |
AUPQ213099A0 (en) | 1999-08-10 | 1999-09-02 | Technological Resources Pty Limited | Pressure control |
AUPQ308799A0 (en) | 1999-09-27 | 1999-10-21 | Technological Resources Pty Limited | A direct smelting process |
AUPQ346399A0 (en) | 1999-10-15 | 1999-11-11 | Technological Resources Pty Limited | Stable idle procedure |
AUPQ365799A0 (en) | 1999-10-26 | 1999-11-18 | Technological Resources Pty Limited | A direct smelting apparatus and process |
WO2003079972A2 (en) | 2002-02-22 | 2003-10-02 | New River Parmaceuticals Inc. | Active agent delivery systems and methods for protecting and administering active agents |
US6602321B2 (en) | 2000-09-26 | 2003-08-05 | Technological Resources Pty. Ltd. | Direct smelting process |
WO2019158479A1 (en) | 2018-02-16 | 2019-08-22 | Sms Group Gmbh | Method for refining molten metal using a converter |
DE102019209109A1 (en) | 2019-06-24 | 2020-12-24 | Sms Group Gmbh | Converter and process for refining molten metal |
DE102021128987A1 (en) | 2021-11-08 | 2023-05-11 | Rhm Rohstoff-Handelsgesellschaft Mbh | Process for remelting sponge iron and/or hot-pressed sponge iron and scrap into crude steel in a converter |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2755165A1 (en) * | 1977-12-10 | 1979-07-26 | Maximilianshuette Eisenwerk | Refining cast iron - by blowing oxygen into a converter full of molten iron both above and below the melt level |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT337736B (en) * | 1973-02-12 | 1977-07-11 | Voest Ag | METHOD OF REFRESHING BIG IRON |
US3854932A (en) * | 1973-06-18 | 1974-12-17 | Allegheny Ludlum Ind Inc | Process for production of stainless steel |
GB1586762A (en) * | 1976-05-28 | 1981-03-25 | British Steel Corp | Metal refining method and apparatus |
US4198230A (en) * | 1977-05-04 | 1980-04-15 | Eisenwerk-Gesellschaft Maximilianshutte Mbh | Steelmaking process |
DE2737832C3 (en) * | 1977-08-22 | 1980-05-22 | Fried. Krupp Huettenwerke Ag, 4630 Bochum | Use of blower nozzles with variable cross-section for the production of stainless steels |
US4195985A (en) * | 1977-12-10 | 1980-04-01 | Eisenwerk-Gesellschaft Maximilianshutte Mbh. | Method of improvement of the heat-balance in the refining of steel |
-
1980
- 1980-12-03 EP EP80107542A patent/EP0030360B2/en not_active Expired
- 1980-12-03 AT AT80107542T patent/ATE5202T1/en not_active IP Right Cessation
- 1980-12-10 US US06/214,844 patent/US4356035A/en not_active Expired - Lifetime
- 1980-12-10 BR BR8008075A patent/BR8008075A/en not_active IP Right Cessation
- 1980-12-11 AU AU65302/80A patent/AU540799B2/en not_active Ceased
- 1980-12-11 CZ CS808739A patent/CZ278884B6/en not_active IP Right Cessation
- 1980-12-11 CA CA000366629A patent/CA1147966A/en not_active Expired
- 1980-12-11 PL PL22839080A patent/PL228390A1/xx unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2755165A1 (en) * | 1977-12-10 | 1979-07-26 | Maximilianshuette Eisenwerk | Refining cast iron - by blowing oxygen into a converter full of molten iron both above and below the melt level |
Also Published As
Publication number | Publication date |
---|---|
AU6530280A (en) | 1981-06-18 |
PL228390A1 (en) | 1981-08-07 |
US4356035A (en) | 1982-10-26 |
CA1147966A (en) | 1983-06-14 |
CZ278884B6 (en) | 1994-08-17 |
ATE5202T1 (en) | 1983-11-15 |
AU540799B2 (en) | 1984-12-06 |
EP0030360B2 (en) | 1988-09-28 |
EP0030360B1 (en) | 1983-11-02 |
EP0030360A2 (en) | 1981-06-17 |
BR8008075A (en) | 1981-06-30 |
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