BR8201478A - Processo para impedir a sobre-espumacao no refino de ferro bruto para dar aco bem como para diminuir o teor de fosforo,composicao e dispositivo para a execucao do processo - Google Patents
Processo para impedir a sobre-espumacao no refino de ferro bruto para dar aco bem como para diminuir o teor de fosforo,composicao e dispositivo para a execucao do processoInfo
- Publication number
- BR8201478A BR8201478A BR8201478A BR8201478A BR8201478A BR 8201478 A BR8201478 A BR 8201478A BR 8201478 A BR8201478 A BR 8201478A BR 8201478 A BR8201478 A BR 8201478A BR 8201478 A BR8201478 A BR 8201478A
- Authority
- BR
- Brazil
- Prior art keywords
- overfuming
- execution
- composition
- prevent
- reduce
- 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
- C21C5/28—Manufacture of steel in the converter
- C21C5/30—Regulating or controlling the blowing
-
- 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
- C21C7/064—Dephosphorising; Desulfurising
-
- 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
- C21C5/36—Processes yielding slags of special composition
- C21C2005/366—Foam slags
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (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)
- Treatment Of Steel In Its Molten State (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3110569A DE3110569A1 (de) | 1981-03-18 | 1981-03-18 | Verfahren zur verhinderung des ueberschaeumens beim frischen von roheisen sowie zur erniedrigung des phosphorgehaltes, mittel und vorrichtung zur durchfuehrung des verfahrens |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8201478A true BR8201478A (pt) | 1983-02-01 |
Family
ID=6127642
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8201478A BR8201478A (pt) | 1981-03-18 | 1982-03-17 | Processo para impedir a sobre-espumacao no refino de ferro bruto para dar aco bem como para diminuir o teor de fosforo,composicao e dispositivo para a execucao do processo |
Country Status (14)
Country | Link |
---|---|
US (1) | US4473397A (pt) |
JP (1) | JPS57164909A (pt) |
AT (1) | AT376699B (pt) |
BE (1) | BE892543A (pt) |
BR (1) | BR8201478A (pt) |
DE (1) | DE3110569A1 (pt) |
ES (1) | ES8305834A1 (pt) |
FR (1) | FR2502176A1 (pt) |
GB (1) | GB2099021B (pt) |
IT (1) | IT1190690B (pt) |
LU (1) | LU83916A1 (pt) |
NL (1) | NL8201013A (pt) |
SE (1) | SE8201647L (pt) |
ZA (1) | ZA821070B (pt) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62180713A (ja) * | 1986-02-01 | 1987-08-08 | Riken Kogyo Kk | スラグ泡立防止方法 |
US5279639A (en) * | 1990-04-06 | 1994-01-18 | Tam Ceramics, Inc. | Compositions for synthesizing ladle slags |
US5584909A (en) * | 1995-01-19 | 1996-12-17 | Ltv Steel Company, Inc. | Controlled foamy slag process |
US5885323A (en) * | 1997-04-25 | 1999-03-23 | Ltv Steel Company, Inc. | Foamy slag process using multi-circuit lance |
US6793708B1 (en) | 2001-10-16 | 2004-09-21 | Jeremy A. T. Jones | Slag composition |
JP5139625B2 (ja) * | 2004-08-09 | 2013-02-06 | 積水化学工業株式会社 | ケーブル配線システム及びケーブル配線施工方法 |
US8097063B2 (en) * | 2010-02-26 | 2012-01-17 | Tenova Goodfellow Inc. | System for furnace slopping prediction and lance optimization |
WO2011106023A1 (en) | 2010-02-26 | 2011-09-01 | Nupro Corporation | System for furnace slopping prediction and lance optimization |
CN110139937A (zh) | 2016-12-02 | 2019-08-16 | 特诺恩股份公司 | 用于进行生产熔融态金属特别是钢或铸铁的生产过程的可转化冶金炉和包括所述炉的模块化冶金设备 |
CN109207672B (zh) | 2018-12-03 | 2020-02-04 | 南阳汉冶特钢有限公司 | 一种超低磷钢生产过程中的排渣方法以及超低磷钢的生产方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE600203A (pt) * | 1961-02-14 | |||
GB976158A (en) * | 1961-09-13 | 1964-11-25 | Centre Nat Rech Metall | The control of steel manufacturing processes |
DE1290557B (de) * | 1964-03-23 | 1969-03-13 | Krupp Gmbh | Verfahren zur UEberwachung und Steuerung des Reaktionsablaufes bei Sauerstoffaufblaseverfahren |
DE2326706A1 (de) * | 1973-05-25 | 1974-12-19 | Krupp Gmbh | Verfahren zur ueberwachung und regelung des schaeumens der schlacke von stahlfrischprozessen in metallurgischen gefaessen |
US3985550A (en) * | 1975-01-23 | 1976-10-12 | United States Steel Corporation | Method of producing low sulfur steel |
DE2507961C3 (de) * | 1975-02-25 | 1978-07-20 | Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg | Verfahren zum Herstellen von Stahl aus Roheisen |
JPS52110213A (en) * | 1976-03-15 | 1977-09-16 | Nippon Steel Corp | Killing agent of converter during blowing |
DE2741588C2 (de) * | 1977-09-15 | 1985-02-07 | Skw Trostberg Ag, 8223 Trostberg | Mittel zum Entschwefeln von Eisenschmelzen |
DE2758477C2 (de) * | 1977-12-28 | 1982-07-29 | Skw Trostberg Ag, 8223 Trostberg | Verfahren zum Frischen von Roheisen unter Steigerung des Schrottanteils in einem Stahlkonverter |
FR2432550A1 (fr) * | 1978-08-04 | 1980-02-29 | Sueddeutsche Kalkstickstoff | Procede pour la fabrication d'un melange de desulfuration pulverulent facilement fluidifiable |
US4210442A (en) * | 1979-02-07 | 1980-07-01 | Union Carbide Corporation | Argon in the basic oxygen process to control slopping |
US4242126A (en) * | 1979-07-11 | 1980-12-30 | Skw Trostberg Aktiengesellschaft | Process for the treatment of iron melts and for increasing the scrap portion in the converter |
US4260417A (en) * | 1979-11-05 | 1981-04-07 | Ford Motor Company | Batch desulfurization in a coreless induction furnace |
ES497686A0 (es) * | 1979-12-29 | 1981-11-01 | Hoechst Ag | Procedimiento para la preparacion de un agente para la de- sulfuracion de masas fundidas metalicas |
-
1981
- 1981-03-18 DE DE3110569A patent/DE3110569A1/de not_active Ceased
-
1982
- 1982-02-02 LU LU83916A patent/LU83916A1/de unknown
- 1982-02-12 AT AT0054082A patent/AT376699B/de not_active IP Right Cessation
- 1982-02-18 ZA ZA821070A patent/ZA821070B/xx unknown
- 1982-02-19 IT IT19763/82A patent/IT1190690B/it active
- 1982-03-11 NL NL8201013A patent/NL8201013A/nl not_active Application Discontinuation
- 1982-03-16 SE SE8201647A patent/SE8201647L/ not_active Application Discontinuation
- 1982-03-17 US US06/358,972 patent/US4473397A/en not_active Expired - Fee Related
- 1982-03-17 BR BR8201478A patent/BR8201478A/pt unknown
- 1982-03-18 FR FR8204626A patent/FR2502176A1/fr not_active Withdrawn
- 1982-03-18 JP JP57041774A patent/JPS57164909A/ja active Pending
- 1982-03-18 GB GB8207936A patent/GB2099021B/en not_active Expired
- 1982-03-18 BE BE0/207601A patent/BE892543A/fr not_active IP Right Cessation
- 1982-03-18 ES ES510605A patent/ES8305834A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2099021A (en) | 1982-12-01 |
FR2502176A1 (fr) | 1982-09-24 |
BE892543A (fr) | 1982-07-16 |
JPS57164909A (en) | 1982-10-09 |
DE3110569A1 (de) | 1982-12-30 |
GB2099021B (en) | 1985-04-11 |
SE8201647L (sv) | 1982-11-04 |
ATA54082A (de) | 1984-05-15 |
AT376699B (de) | 1984-12-27 |
LU83916A1 (de) | 1982-07-07 |
NL8201013A (nl) | 1982-10-18 |
ES510605A0 (es) | 1983-04-16 |
IT8219763A0 (it) | 1982-02-19 |
ZA821070B (en) | 1983-01-26 |
US4473397A (en) | 1984-09-25 |
IT1190690B (it) | 1988-02-24 |
ES8305834A1 (es) | 1983-04-16 |
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