BR8807177A - Processo para aquecimento do aco em fusao contido em uma cacamba - Google Patents

Processo para aquecimento do aco em fusao contido em uma cacamba

Info

Publication number: BR8807177A
Authority: BR; Brazil
Prior art keywords: cacamba; steel contained; heating fused; fused steel; heating
Prior art date: 1987-08-24

Application number

BR888807177A

Other languages

English (en)

Inventor

Neal R Griffing

Marvin H Bayewitz

Philip D Stelts

Original Assignee

Bethlehem Steel Corp

Priority date (The priority date 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 date listed.)

1987-08-24

Filing date

1988-05-24

Publication date

1990-03-27

1988-05-24 Application filed by Bethlehem Steel Corp filed Critical Bethlehem Steel Corp

1990-03-27 Publication of BR8807177A publication Critical patent/BR8807177A/pt

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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- 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
- C21C7/0056—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 using cored wires
- 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
- C21C7/005—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 using exothermic reaction compositions
- 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)
Chemical Kinetics & Catalysis (AREA)
Treatment Of Steel In Its Molten State (AREA)
Casting Support Devices, Ladles, And Melt Control Thereby (AREA)

BR888807177A 1987-08-24 1988-05-24 Processo para aquecimento do aco em fusao contido em uma cacamba BR8807177A (pt)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US07/088,443 US4761178A (en)	1987-08-24	1987-08-24	Process for heating molten steel contained in a ladle
PCT/US1988/001699 WO1989001984A1 (en)	1987-08-24	1988-05-24	Process for heating molten steel contained in a ladle

Publications (1)

Publication Number	Publication Date
BR8807177A true BR8807177A (pt)	1990-03-27

Family

ID=22211411

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR888807177A BR8807177A (pt)	1987-08-24	1988-05-24	Processo para aquecimento do aco em fusao contido em uma cacamba

Country Status (12)

Country	Link
US (1)	US4761178A (pt)
EP (1)	EP0334915B1 (pt)
JP (1)	JPH02501148A (pt)
KR (1)	KR960006324B1 (pt)
AU (1)	AU590163B2 (pt)
BR (1)	BR8807177A (pt)
CA (1)	CA1323494C (pt)
DE (1)	DE3885088T2 (pt)
MX (1)	MX166235B (pt)
NZ (1)	NZ225565A (pt)
WO (1)	WO1989001984A1 (pt)
ZA (1)	ZA885604B (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE1004483A3 (fr) *	1990-06-29	1992-12-01	Cockerill Sambre Sa	Procede de rechauffage d'un bain d'acier liquide.
US5298053A (en) *	1993-08-12	1994-03-29	Bethlehem Steel Corporation	Consumable lance for oxygen injection and desulfurization and method
US5391348A (en) *	1994-01-11	1995-02-21	Magneco/Metrel, Inc.	Apparatus and method for making steel alloys in a tundish
RU2183221C2 (ru) *	2000-01-20	2002-06-10	Открытое акционерное общество "Институт тепловых металлургических агрегатов и технологий "Стальпроект"	Способ внепечного нагрева жидкого металла в ковше и оболочковая проволока для его осуществления
RU2187559C1 (ru) *	2000-02-25	2002-08-20	Александр Михайлович Зборщик	Порошковая проволока для десульфурации чугуна
RU2187560C1 (ru) *	2000-05-16	2002-08-20	Александр Михайлович Зборщик	Порошковая проволока для десульфурации чугуна
RU2222604C2 (ru) *	2001-03-05	2004-01-27	Александр Михайлович Зборщик	Порошковая проволока для десульфурации чугуна
RU2195503C1 (ru) *	2001-05-25	2002-12-27	ЗАО Научно-производственное объединение "АЛГОН"	Способ подогрева жидкой стали
RU2318026C2 (ru) *	2006-02-20	2008-02-27	Открытое Акционерное Общество "Завод "Универсальное Оборудование"	Проволока для внепечной обработки металлургических расплавов
UA78944C2 (en) *	2006-03-01	2007-04-25	Mariupol I Metallurgical Works	Compact-material for ladle cast-iron treatment
UA78945C2 (en) *	2006-03-01	2007-04-25	Mariupol I Metallurgical Works	Compact-material for ladle cast-iron treatment
RU2342443C2 (ru) *	2006-10-02	2008-12-27	Открытое акционерное общество "Чепецкий механический завод" (ОАО ЧМЗ)	Порошковая проволока для обработки металлургических расплавов
RU2337972C2 (ru) *	2006-12-18	2008-11-10	Закрытое акционерное общество "ФЕРРОСПЛАВ"	Наполнитель порошковой проволоки для десульфурации и модифицирования чугуна
GB0811228D0 (en)	2008-06-19	2008-07-30	Cummins Turbo Tech Ltd	Variable geometric turbine
AU2011239274A1 (en) *	2010-10-29	2012-05-17	Lewis Australia Pty Ltd	Oxygen Lance with Coil
US9759490B2 (en)	2010-10-29	2017-09-12	Lewis Australia Pty Ltd	Oxygen lance with at least one coil
RU2491354C2 (ru) *	2011-07-29	2013-08-27	Закрытое акционерное общество "ФЕРРОСПЛАВ"	Порошковая проволока для внепечной обработки железоуглеродистого расплава (варианты)

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2662819A (en) *	1949-02-28	1953-12-15	Hofges Heinz	Production of transformer and dynamo steels
US2557458A (en) *	1950-03-31	1951-06-19	United States Steel Corp	Method of fusing alloy additions to a steel bath
CH486935A (de) *	1966-09-02	1970-03-15	Feichtinger Heinrich Ing Dr	Verfahren und Einrichtung zum Aufheizen von Schmelzen durch exotherme Reaktionen
US3645520A (en) *	1970-07-29	1972-02-29	Allegheny Ludlum Ind Inc	Consumable lance
JPS4936086A (pt) *	1972-08-10	1974-04-03
JPS5392319A (en) *	1977-01-25	1978-08-14	Nisshin Steel Co Ltd	Method of making ultralowwcarbon stainless steel
SE449373B (sv) *	1977-07-01	1987-04-27	Dso Cherna Metalurgia	Sett och anordning for raffinering av jernbaserade smeltor i elektrisk reaktionsugn
US4187102A (en) *	1978-08-24	1980-02-05	Union Carbide Corporation	Method for controlling the temperature of the melt during pneumatic refining of steel
US4278464A (en) *	1979-12-27	1981-07-14	Union Carbide Corporation	Method for preventing slopping during subsurface pneumatic refining of steel
JPS5989708A (ja) *	1982-11-15	1984-05-24	Nippon Steel Corp	溶鋼の昇熱方法
LU84472A1 (fr) *	1982-11-17	1984-06-13	Arbed	Procede et installation pour le traitement de l'acier en poche
US4537629A (en) *	1984-08-20	1985-08-27	Instituto Mexicano De Investigaciones Siderurgicas	Method for obtaining high purity ductile iron
JPS61147809A (ja) *	1984-12-22	1986-07-05	Ishikawajima Harima Heavy Ind Co Ltd	溶鋼の加熱方法
US4792125A (en) *	1987-08-24	1988-12-20	Bethlehem Steel Corporation	Consumable lance

1987
- 1987-08-24 US US07/088,443 patent/US4761178A/en not_active Expired - Lifetime
1988
- 1988-04-20 CA CA000564581A patent/CA1323494C/en not_active Expired - Lifetime
- 1988-05-24 DE DE88908007T patent/DE3885088T2/de not_active Expired - Fee Related
- 1988-05-24 WO PCT/US1988/001699 patent/WO1989001984A1/en not_active Ceased
- 1988-05-24 BR BR888807177A patent/BR8807177A/pt not_active IP Right Cessation
- 1988-05-24 EP EP88908007A patent/EP0334915B1/en not_active Expired - Lifetime
- 1988-05-24 JP JP63507393A patent/JPH02501148A/ja active Pending
- 1988-05-25 KR KR1019890700711A patent/KR960006324B1/ko not_active Expired - Fee Related
- 1988-06-23 MX MX012014A patent/MX166235B/es unknown
- 1988-07-25 AU AU19755/88A patent/AU590163B2/en not_active Ceased
- 1988-07-26 NZ NZ225565A patent/NZ225565A/xx unknown
- 1988-07-29 ZA ZA885604A patent/ZA885604B/xx unknown

Also Published As

Publication number	Publication date
DE3885088D1 (de)	1993-11-25
CA1323494C (en)	1993-10-26
AU1975588A (en)	1989-05-25
US4761178A (en)	1988-08-02
KR960006324B1 (ko)	1996-05-13
EP0334915A4 (en)	1990-01-08
AU590163B2 (en)	1989-10-26
ZA885604B (en)	1989-04-26
JPH02501148A (ja)	1990-04-19
WO1989001984A1 (en)	1989-03-09
EP0334915A1 (en)	1989-10-04
KR890701777A (ko)	1989-12-21
NZ225565A (en)	1990-02-26
DE3885088T2 (de)	1994-02-17
MX166235B (es)	1992-12-24
EP0334915B1 (en)	1993-10-20

Publication	Publication Date	Title
BR8807177A (pt)	1990-03-27	Processo para aquecimento do aco em fusao contido em uma cacamba
BR8802229A (pt)	1988-12-06	Aparelho e processo para fundicao em contragravidade de metal em fusao
BR8402250A (pt)	1984-12-18	Processo para a obtencao de acidos beta-(benzotiazolil-tio)-e beta-(benzimidazolil-tio)-carboxilicos
BR8405268A (pt)	1985-08-27	Composicao organopolissilo-xanica e processo para obtencao de uma composicao
BR8802238A (pt)	1988-12-06	Processo para encurvar placas de vidro e instalacao para a realizacao do processo
BR8801531A (pt)	1988-11-08	Processo para foto-polimerizacao de uma composicao
BR8504688A (pt)	1985-12-24	Processo e aparelho para curvatura de folhas de vidro
BR8606831A (pt)	1987-10-27	Processo para a recuperacao de metal e composicoes utilizaveis no mesmo
BR8701335A (pt)	1988-01-05	Processo para soldar
BR8604730A (pt)	1987-06-23	Aparelhagem e processo para a producao de ferro em fusao
BR8805574A (pt)	1989-07-11	Processo para a transformacao de lixos em um material em forma de bolotas
BR8605728A (pt)	1987-08-18	Processo para aperfeicoar o valor calorifico de carvao umido em particulas
BR8301546A (pt)	1984-04-17	Processo para a producao de aco em silicio
BR8901956A (pt)	1989-12-05	Processo para curtimento economico ao cromo
BR8807195A (pt)	1990-03-01	Processo para descarburizar metal fundido com elevado teor de cromo
BR8503219A (pt)	1986-03-25	Metodo e aparelho para preparacao de fornada e alimentacao no processo de fusao
BR8108228A (pt)	1982-10-05	Aparelho e processo de pre-aquecimento para material em particulas
BR8602420A (pt)	1987-01-21	Processo para formar butil-toluenodiamina monoterciario
BR8801113A (pt)	1988-10-18	Processo para amoxidacao de parafina
MX161842A (es)	1990-11-19	Mejoras en mecanismo sacador de tenazas para maquinas formadoras de articulos de vidrio
BR8905832A (pt)	1991-05-21	Processo para producao de ferro-gusa em fusao
BR8400944A (pt)	1984-10-09	Aperfeicoamento em processo para a conversao de materias de partida carbonaceas
PT83771B (pt)	1988-08-17	Processo de preparacao de uma resina auto-emulsionavel em po
BR8502759A (pt)	1986-02-18	Tijolo refratario e processo para producao do mesmo
PT89298A (pt)	1989-12-29	Processo para polimerizacao em emulsao

Legal Events

Date	Code	Title	Description
1995-03-01	FF	Decision: intention to grant
1995-07-18	KD	Notifcation of receipt (letter patent)
1995-09-26	FG	Letter patent granted
2008-09-02	B21A	Patent or certificate of addition expired [chapter 21.1 patent gazette]	Free format text: PATENTE EXTINTA EM 24/05/2003