ES8402879A1 - Procedimiento mejorado para aumentar la cantidad de refrigerante en la obtencion de acero mediante insuflado de oxigeno. - Google Patents
Procedimiento mejorado para aumentar la cantidad de refrigerante en la obtencion de acero mediante insuflado de oxigeno.Info
- Publication number
- ES8402879A1 ES8402879A1 ES519419A ES519419A ES8402879A1 ES 8402879 A1 ES8402879 A1 ES 8402879A1 ES 519419 A ES519419 A ES 519419A ES 519419 A ES519419 A ES 519419A ES 8402879 A1 ES8402879 A1 ES 8402879A1
- Authority
- ES
- Spain
- Prior art keywords
- batches
- refining
- steel
- increasing
- bof
- 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.)
- Expired
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
- C21C5/35—Blowing from above and through the bath
-
- 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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Steroid Compounds (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Soft Magnetic Materials (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Furnace Details (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
PROCEDIMIENTO PARA AUMENTAR LAS CANTIDADES DE LOS REFRIGERANTES, TALES COMO CHATARRA DE ACERO, MINERAL DE HIERRO, ESPONJA DE HIERRO, PELLETS DE MINERAL PRERREDUCIDOS Y SIMILARES, EN EL AMBITO DE UN PROCESO DE AFINADO A PARTIR DE ARRABIO, EN EL QUE EL OXIGENO SE SUMINISTRA POR INSUFLADO.CONSISTE EN SUMINISTRAR GAS INERTE EN LA COLADA A TRAVES DEL FONDO DEL CRISOL DURANTE EL PROCESO DE AFINADO Y EN LIMITAR LA CANTIDAD DE ESCORIAS A UN MINIMO AGREGANDO CAL, FORMADORA DE ESCORIA, EN EL TRANSCURSO DEL PROCESO DE AFINADO UNICAMENTE DE FORMA GRADUAL Y, CONCRETAMENTE, EN DEPENDENCIACON LA FORMACION DE MATERIALES ESCORIFICANTES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
LU83954A LU83954A1 (de) | 1982-02-17 | 1982-02-17 | Verfahren zum erhoehen der kuehlstoffsaetze beim herstellen von stahl durch sauerstoffaufblasen |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8402879A1 true ES8402879A1 (es) | 1984-03-01 |
ES519419A0 ES519419A0 (es) | 1984-03-01 |
Family
ID=19729817
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES519419A Granted ES519419A0 (es) | 1982-02-17 | 1983-01-31 | Procedimiento mejorado para aumentar la cantidad de refrigerante en la obtencion de acero mediante insuflado de oxigeno. |
Country Status (15)
Country | Link |
---|---|
US (1) | US4439234A (es) |
EP (1) | EP0086732B1 (es) |
JP (1) | JPS58151413A (es) |
KR (1) | KR910001486B1 (es) |
AT (1) | ATE20907T1 (es) |
AU (1) | AU554340B2 (es) |
BR (1) | BR8300746A (es) |
CA (1) | CA1205290A (es) |
DE (1) | DE3364586D1 (es) |
ES (1) | ES519419A0 (es) |
FI (1) | FI73241C (es) |
LU (1) | LU83954A1 (es) |
NO (1) | NO830528L (es) |
PT (1) | PT76183A (es) |
ZA (1) | ZA83997B (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8201269A (nl) * | 1982-03-26 | 1983-10-17 | Hoogovens Groep Bv | Werkwijze voor het vervaardigen van staal in een converter uitgaande van ruwijzer en schrot. |
FR2579226B1 (fr) * | 1985-03-20 | 1992-10-16 | Unimetall Sa | Procede d'affinage de fonte phosphoreuse |
JP4288010B2 (ja) * | 1999-04-13 | 2009-07-01 | セミトゥール・インコーポレイテッド | 処理流体の流れ具合を向上させる処理チャンバを備えた加工物処理装置 |
JP5948863B2 (ja) * | 2011-12-26 | 2016-07-06 | Jfeスチール株式会社 | 転炉精錬方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1294594A (fr) * | 1961-07-10 | 1962-05-26 | British Oxygen Co Ltd | Fabrication d'acier à faible teneur en phosphore et à teneur élevée en carbone |
DE1583240A1 (de) * | 1967-09-30 | 1970-08-06 | Demag Ag | Verfahren und Vorrichtung zum Erzeugen von Stahl im Konverter |
US3854932A (en) * | 1973-06-18 | 1974-12-17 | Allegheny Ludlum Ind Inc | Process for production of stainless steel |
LU81207A1 (fr) * | 1979-04-30 | 1980-12-16 | Arbed | Procede d'affinage d'un bain de metal contenant des matieres refroidissantes solides |
LU81859A1 (fr) * | 1979-11-07 | 1981-06-04 | Arbed | Procede de conditionnement de la scorie au cours de l'affinage d'un bain de metal |
US4329171A (en) * | 1981-01-08 | 1982-05-11 | Pennsylvania Engineering Corporation | Steel making method |
JPS5819423A (ja) * | 1981-07-27 | 1983-02-04 | Kawasaki Steel Corp | 上、底吹き複合吹錬転炉における精錬方法 |
US4365992A (en) * | 1981-08-20 | 1982-12-28 | Pennsylvania Engineering Corporation | Method of treating ferrous metal |
-
1982
- 1982-02-17 LU LU83954A patent/LU83954A1/de unknown
-
1983
- 1983-01-21 FI FI830205A patent/FI73241C/fi not_active IP Right Cessation
- 1983-01-31 ES ES519419A patent/ES519419A0/es active Granted
- 1983-02-03 KR KR1019830000422A patent/KR910001486B1/ko not_active IP Right Cessation
- 1983-02-03 PT PT7618383A patent/PT76183A/pt unknown
- 1983-02-11 BR BR8300746A patent/BR8300746A/pt not_active IP Right Cessation
- 1983-02-14 ZA ZA83997A patent/ZA83997B/xx unknown
- 1983-02-15 EP EP19830630022 patent/EP0086732B1/de not_active Expired
- 1983-02-15 DE DE8383630022T patent/DE3364586D1/de not_active Expired
- 1983-02-15 AT AT83630022T patent/ATE20907T1/de not_active IP Right Cessation
- 1983-02-16 NO NO830528A patent/NO830528L/no unknown
- 1983-02-16 JP JP58023008A patent/JPS58151413A/ja active Pending
- 1983-02-16 US US06/466,843 patent/US4439234A/en not_active Expired - Fee Related
- 1983-02-17 AU AU11605/83A patent/AU554340B2/en not_active Ceased
- 1983-02-17 CA CA000421839A patent/CA1205290A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
LU83954A1 (de) | 1983-09-02 |
ZA83997B (en) | 1983-11-30 |
PT76183A (en) | 1983-03-01 |
US4439234A (en) | 1984-03-27 |
KR910001486B1 (ko) | 1991-03-09 |
FI830205A0 (fi) | 1983-01-21 |
ATE20907T1 (de) | 1986-08-15 |
FI73241C (fi) | 1987-09-10 |
DE3364586D1 (en) | 1986-08-28 |
KR840003697A (ko) | 1984-09-15 |
JPS58151413A (ja) | 1983-09-08 |
EP0086732B1 (de) | 1986-07-23 |
FI830205L (fi) | 1983-08-18 |
EP0086732A1 (de) | 1983-08-24 |
AU554340B2 (en) | 1986-08-14 |
FI73241B (fi) | 1987-05-29 |
BR8300746A (pt) | 1983-11-16 |
ES519419A0 (es) | 1984-03-01 |
AU1160583A (en) | 1983-08-25 |
CA1205290A (en) | 1986-06-03 |
NO830528L (no) | 1983-08-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19970401 |