BR0015873A - Inibidor de vórtice e método para aperfeiçoar processos de derramamento de metal - Google Patents
Inibidor de vórtice e método para aperfeiçoar processos de derramamento de metalInfo
- Publication number
- BR0015873A BR0015873A BR0015873-9A BR0015873A BR0015873A BR 0015873 A BR0015873 A BR 0015873A BR 0015873 A BR0015873 A BR 0015873A BR 0015873 A BR0015873 A BR 0015873A
- Authority
- BR
- Brazil
- Prior art keywords
- ladle
- specific gravity
- refractory
- refractory material
- molten metal
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D43/00—Mechanical cleaning, e.g. skimming of molten metals
- B22D43/001—Retaining slag during pouring molten metal
- B22D43/002—Retaining slag during pouring molten metal by using floating means
-
- 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
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/4653—Tapholes; Opening or plugging thereof
-
- 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
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/15—Tapping equipment; Equipment for removing or retaining slag
- F27D3/1509—Tapping equipment
-
- 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
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/15—Tapping equipment; Equipment for removing or retaining slag
- F27D3/1545—Equipment for removing or retaining slag
- F27D3/159—Equipment for removing or retaining slag for retaining slag during the pouring of the metal or retaining metal during the pouring of the slag
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Furnace Charging Or Discharging (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
- Continuous Casting (AREA)
Abstract
"INIBIDOR DE VóRTICE E MéTODO PARA APERFEIçOAR PROCESSOS DE DERRAMAMENTO DE METAL". Método e aparelho para processamento metalúrgico intensificado de metal fundido incluem uma câmara de colher (23) encerrável, para reduzir o escape de calor durante o transporte da colher de um vaso de fabricação, tal como um forno (13), para uma estação de processamento intermediário (15) ou de refinamento, ou durante o processamento ou o transporte para um vaso receptor, tal como uma panela (17). O método compreende introduzir um corpo refratário na câmara da colher (23), o corpo tendo uma densidade ajustada com uma razão reduzida entre o lastro de aço e o material refratário que é menor do que o necessário para uma densidade requerida para sustentar de modo flutuante o corpo no metal fundido. De preferência, a razão proporciona uma densidade maior do que a densidade requerida para sustentar de modo flutuante o corpo inteiramente na camada de escória. O método inclui encerrar a colher (22), por exemplo, com uma tampa (90) e manter o corpo refratário na colher até o término substancial da descarga do, metal fundido do vaso. De preferência, o método também inclui refino intermediário, tal como pela introdução de uma composição de balanceamento na colher antes do encerramento. A razão de lastro de aço e material refratário usada para atingir a densidade preferida também pode ser ajustada em conjunto com outras mudanças resistentes a temperaturas ou resistentes a corrosão no corpo refratário. Por exemplo, alumina de alta temperatura pode ser usada como um material refratário em um grau maior do que em corpos anteriormente conhecidos, um cimento de alta temperatura pode ser usado para unir o material refratário e os componentes de lastro, e um agente não umectante feito de material carbonáceo ou silicoso pode reduzir a deterioração do corpo durante o período prolongado do contato do aço e da escória na colher.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2000/013621 WO2001088209A1 (en) | 2000-05-17 | 2000-05-17 | Method and apparatus for delivering metallurgically improved molten metal |
Publications (2)
Publication Number | Publication Date |
---|---|
BR0015873A true BR0015873A (pt) | 2003-08-19 |
BRPI0015873B1 BRPI0015873B1 (pt) | 2016-05-31 |
Family
ID=21741393
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0015873A BRPI0015873B1 (pt) | 2000-05-17 | 2000-05-17 | inibidor de vórtice e método para processos de derramamento de metal |
Country Status (12)
Country | Link |
---|---|
EP (1) | EP1287169B1 (pt) |
JP (1) | JP2003533355A (pt) |
CN (1) | CN100365136C (pt) |
AT (1) | ATE371751T1 (pt) |
AU (2) | AU4856000A (pt) |
BR (1) | BRPI0015873B1 (pt) |
CA (1) | CA2409520C (pt) |
DE (1) | DE60036228T2 (pt) |
ES (1) | ES2288856T3 (pt) |
TR (1) | TR200300213T2 (pt) |
TW (1) | TW555860B (pt) |
WO (1) | WO2001088209A1 (pt) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005024069A2 (de) * | 2003-08-29 | 2005-03-17 | Stopinc Aktiengesellschaft | Abstichvorrichtung für ein schmelzgefäss, insbesondere für einen konverter |
WO2018114713A1 (en) * | 2016-12-19 | 2018-06-28 | Umicore Ag & Co.Kg | Bottom drain |
CN113105561B (zh) | 2021-04-30 | 2021-12-03 | 江南大学 | 一种双靶点融合蛋白的制备方法和应用 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4720803B1 (pt) * | 1968-10-31 | 1972-06-13 | ||
JPS604244B2 (ja) * | 1977-09-10 | 1985-02-02 | 住友金属工業株式会社 | 溶滓流出防止用ストツパの製造方法 |
US4471950A (en) * | 1982-10-22 | 1984-09-18 | Labate M D | Expandable, consumable stopper plug for steel making and handling vessels |
FR2606689B1 (fr) * | 1986-11-13 | 1989-06-02 | Daussan & Co | Bouchon de retenue des scories et procede pour sa mise en oeuvre et sa fabrication |
JPS63180350A (ja) * | 1987-01-22 | 1988-07-25 | Nkk Corp | 溶鋼の連続鋳造方法 |
DE4025605A1 (de) * | 1990-08-13 | 1992-02-20 | Foseco Int | Verfahren und vorrichtung zum selbsttaetigen abschliessen der auslaufoeffnung eines behaelters fuer geschmolzenes metall |
JP2530978Y2 (ja) * | 1991-03-11 | 1997-04-02 | 大同特殊鋼株式会社 | 溶融金属出湯装置のスライドゲート |
JPH08267223A (ja) * | 1995-03-28 | 1996-10-15 | Nisshin Steel Co Ltd | 取鍋内スラグの流出防止方法および装置 |
JP3430360B2 (ja) * | 1997-03-07 | 2003-07-28 | 黒崎播磨株式会社 | ガス吹込み用ポーラスプラグ |
-
2000
- 2000-05-17 DE DE60036228T patent/DE60036228T2/de not_active Expired - Lifetime
- 2000-05-17 CA CA002409520A patent/CA2409520C/en not_active Expired - Lifetime
- 2000-05-17 BR BRPI0015873A patent/BRPI0015873B1/pt not_active IP Right Cessation
- 2000-05-17 WO PCT/US2000/013621 patent/WO2001088209A1/en active IP Right Grant
- 2000-05-17 CN CNB008195439A patent/CN100365136C/zh not_active Expired - Fee Related
- 2000-05-17 AU AU4856000A patent/AU4856000A/xx active Pending
- 2000-05-17 EP EP00930801A patent/EP1287169B1/en not_active Expired - Lifetime
- 2000-05-17 ES ES00930801T patent/ES2288856T3/es not_active Expired - Lifetime
- 2000-05-17 AU AU2000248560A patent/AU2000248560B2/en not_active Ceased
- 2000-05-17 AT AT00930801T patent/ATE371751T1/de active
- 2000-05-17 TR TR2003/00213T patent/TR200300213T2/xx unknown
- 2000-05-17 JP JP2001584591A patent/JP2003533355A/ja not_active Withdrawn
-
2001
- 2001-05-16 TW TW090111759A patent/TW555860B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE60036228T2 (de) | 2007-12-27 |
WO2001088209A1 (en) | 2001-11-22 |
CA2409520A1 (en) | 2001-11-22 |
TW555860B (en) | 2003-10-01 |
DE60036228D1 (de) | 2007-10-11 |
BRPI0015873B1 (pt) | 2016-05-31 |
ATE371751T1 (de) | 2007-09-15 |
EP1287169B1 (en) | 2007-08-29 |
EP1287169A1 (en) | 2003-03-05 |
TR200300213T2 (tr) | 2003-09-22 |
CN1452666A (zh) | 2003-10-29 |
CN100365136C (zh) | 2008-01-30 |
AU2000248560B2 (en) | 2005-06-16 |
ES2288856T3 (es) | 2008-02-01 |
JP2003533355A (ja) | 2003-11-11 |
AU4856000A (en) | 2001-11-26 |
CA2409520C (en) | 2008-11-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
B09B | Patent application refused [chapter 9.2 patent gazette] |
Free format text: INDEFERIDO COM BASE NO ART.8O COMBINADO COM O ART.13 DA LPI 9.279/96. |
|
B06G | Technical and formal requirements: other requirements [chapter 6.7 patent gazette] |
Free format text: DESPACHO: A DEPOSITANTE. CUMPRIR A EXIGENCIA FORMULADA, CUJA FOTOCOPIA DO DESPACHO PODE SER SOLICITADA ATRAVES DO FORMULARIO MODELO 1.05, NO PRAZO DE 60 (SESSENTA) DIAS A CONTAR DESSA NOTIFICACAO. |
|
B12B | Appeal against refusal [chapter 12.2 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 31/05/2016, OBSERVADAS AS CONDICOES LEGAIS. |
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B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time | ||
B24J | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12) |