JPS54147115A - Treatment of molten pig iron* steel* or alloy - Google Patents
Treatment of molten pig iron* steel* or alloyInfo
- Publication number
- JPS54147115A JPS54147115A JP5639279A JP5639279A JPS54147115A JP S54147115 A JPS54147115 A JP S54147115A JP 5639279 A JP5639279 A JP 5639279A JP 5639279 A JP5639279 A JP 5639279A JP S54147115 A JPS54147115 A JP S54147115A
- Authority
- JP
- Japan
- Prior art keywords
- alloy
- steel
- treatment
- pig iron
- molten pig
- 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.)
- Pending
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
- C21C5/32—Blowing from above
-
- 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
- C21C5/34—Blowing 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/072—Treatment with gases
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19782820555 DE2820555A1 (de) | 1978-05-11 | 1978-05-11 | Verfahren zur behandlung von roheisen- und stahlschmelzen bzw. legierungen |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS54147115A true JPS54147115A (en) | 1979-11-17 |
Family
ID=6039101
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5639279A Pending JPS54147115A (en) | 1978-05-11 | 1979-05-10 | Treatment of molten pig iron* steel* or alloy |
Country Status (5)
Country | Link |
---|---|
US (1) | US4321088A (ja) |
EP (1) | EP0005506A1 (ja) |
JP (1) | JPS54147115A (ja) |
CA (1) | CA1130569A (ja) |
DE (1) | DE2820555A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5594421A (en) * | 1979-01-13 | 1980-07-17 | Nippon Steel Corp | Operating method in top blowing oxygen converter |
JPS569318A (en) * | 1979-06-29 | 1981-01-30 | Moore William H | Improvement of dissolution and refining of steel and other iron base alloy |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
HU196632B (en) * | 1984-08-01 | 1988-12-28 | Vasipari Kutato Fejleszto | Process for producing high-purity steels |
JPS62136513A (ja) * | 1985-12-10 | 1987-06-19 | Nippon Steel Corp | 転炉上底吹精錬方法 |
DE3912061A1 (de) * | 1989-04-13 | 1990-10-18 | Messer Griesheim Gmbh | Verfahren zur herstellung von legierten stahlmarken |
FR2646789B1 (fr) * | 1989-05-12 | 1994-02-04 | Air Liquide | Procede de traitement d'oxydation d'un bain liquide |
SE463876B (sv) * | 1989-05-29 | 1991-02-04 | Aga Ab | Saett vid behandling av en smaelta med gas samt anordning foer saadan behandling |
DE3918155A1 (de) * | 1989-06-03 | 1990-12-06 | Messer Griesheim Gmbh | Verfahren zum entkohlen von chromhaltigen stahlschmelzen mit ueber 10% cr-gehalt |
EP0544967B1 (de) * | 1991-11-28 | 1995-06-14 | Carbagas | Verfahren zur Unterdrückung von Staub und Rauch bei der Elektrostahlherstellung |
DE102014011231A1 (de) * | 2014-07-23 | 2016-01-28 | Sms Group Gmbh | Verfahren zur Nickel Pig Iron (NPI)- Entkohlung im AOD -Konverter |
CN111411194A (zh) * | 2019-11-09 | 2020-07-14 | 丁武轩 | 一种洁净度高的钢水精炼装置 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR960034A (ja) * | 1950-04-12 | |||
BE471142A (ja) * | ||||
DE934772C (de) * | 1938-03-18 | 1955-11-03 | Thyssen Huette Ag | Verfahren zur Herstellung von an schaedlichen Gasen armem Stahl nach dem Windfrischverfahren |
DE951007C (de) * | 1942-12-31 | 1956-10-18 | Ernst Karwat Dr Ing | Verfahren zur Erzeugung stickstoffarmen Stahls durch Verblasen von Roheisen im basischen Konverter mit einem Gemisch von Gasen sehr verschieden starker Oxydationsfaehigkeit, wie Sauerstoff und Kohlendioxyd |
FR1058181A (fr) * | 1951-06-15 | 1954-03-15 | Westfalenhu Tte Ag | Procédé pour l'affinage préalable de fonte brute ou de fonte pour acier dans la poche de coulée, au four martin ou au four électrique |
GB869953A (en) * | 1957-02-27 | 1961-06-07 | Ruhrstahl Ag | Improvements in or relating to the refining of steel |
BE610265A (ja) * | 1960-11-18 | |||
DE1185635B (de) * | 1962-03-22 | 1965-01-21 | British Oxygen Co Ltd | Verfahren zur Entfernung schaedlicher Gase aus geschmolzenem Metall |
FR90350E (fr) * | 1965-10-21 | 1967-11-24 | Air Liquide | Procédé de traitement des métaux liquides, applicable notamment à l'élaboration de fonte nodulaire |
DE1758250B1 (de) * | 1968-04-29 | 1971-10-28 | Sueddeutsche Kalkstickstoff | Mittel zum Entschwefeln von Eisenschmelzen |
US3598383A (en) * | 1969-01-14 | 1971-08-10 | William H Moore | Method and apparatus for incorporating additives in a melt |
US3932172A (en) * | 1969-02-20 | 1976-01-13 | Eisenwerk-Gesellschaft Maximilianshutte Mbh | Method and converter for refining pig-iron into steel |
GB1258451A (ja) * | 1969-03-21 | 1971-12-30 | ||
FR2067143A1 (en) * | 1969-11-13 | 1971-08-20 | Creusot Loire | Cooling upward-blowing immersed tuyere of refining converter |
DD103266A1 (ja) * | 1973-03-26 | 1974-01-12 | ||
US3861888A (en) * | 1973-06-28 | 1975-01-21 | Union Carbide Corp | Use of CO{HD 2 {B in argon-oxygen refining of molten metal |
FR2273873A1 (fr) * | 1974-06-07 | 1976-01-02 | British Steel Corp | Procede et installation pour produire un acier allie |
-
1978
- 1978-05-11 DE DE19782820555 patent/DE2820555A1/de active Pending
-
1979
- 1979-05-02 US US06/035,318 patent/US4321088A/en not_active Expired - Lifetime
- 1979-05-02 CA CA326,821A patent/CA1130569A/en not_active Expired
- 1979-05-09 EP EP79101414A patent/EP0005506A1/de not_active Ceased
- 1979-05-10 JP JP5639279A patent/JPS54147115A/ja active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5594421A (en) * | 1979-01-13 | 1980-07-17 | Nippon Steel Corp | Operating method in top blowing oxygen converter |
JPS622005B2 (ja) * | 1979-01-13 | 1987-01-17 | Nippon Steel Corp | |
JPS569318A (en) * | 1979-06-29 | 1981-01-30 | Moore William H | Improvement of dissolution and refining of steel and other iron base alloy |
JPH028003B2 (ja) * | 1979-06-29 | 1990-02-22 | Eichi Muua Uiriamu |
Also Published As
Publication number | Publication date |
---|---|
CA1130569A (en) | 1982-08-31 |
EP0005506A1 (de) | 1979-11-28 |
US4321088A (en) | 1982-03-23 |
DE2820555A1 (de) | 1979-11-15 |
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