BR8305165A - Processo para dessulfuracao de ferro em fusao por injecao - Google Patents

Processo para dessulfuracao de ferro em fusao por injecao

Info

Publication number
BR8305165A
BR8305165A BR8305165A BR8305165A BR8305165A BR 8305165 A BR8305165 A BR 8305165A BR 8305165 A BR8305165 A BR 8305165A BR 8305165 A BR8305165 A BR 8305165A BR 8305165 A BR8305165 A BR 8305165A
Authority
BR
Brazil
Prior art keywords
desulfuration
fusion
iron
injection
Prior art date
Application number
BR8305165A
Other languages
English (en)
Inventor
Sumio Yamada
Fumio Sudo
Hitoshi Morishita
Original Assignee
Kawasaki Steel Co
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.)
Filing date
Publication date
Application filed by Kawasaki Steel Co filed Critical Kawasaki Steel Co
Publication of BR8305165A publication Critical patent/BR8305165A/pt

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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/02—Dephosphorising or desulfurising
    • C21C1/025—Agents used for dephosphorising or 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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/02—Dephosphorising or desulfurising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
BR8305165A 1982-09-22 1983-09-21 Processo para dessulfuracao de ferro em fusao por injecao BR8305165A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57165591A JPS5953611A (ja) 1982-09-22 1982-09-22 溶銑脱硫法

Publications (1)

Publication Number Publication Date
BR8305165A true BR8305165A (pt) 1984-05-02

Family

ID=15815259

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8305165A BR8305165A (pt) 1982-09-22 1983-09-21 Processo para dessulfuracao de ferro em fusao por injecao

Country Status (7)

Country Link
US (1) US4473398A (pt)
EP (1) EP0110508B1 (pt)
JP (1) JPS5953611A (pt)
KR (1) KR880000467B1 (pt)
BR (1) BR8305165A (pt)
CA (1) CA1212239A (pt)
DE (1) DE3378417D1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3474568D1 (en) * 1984-06-28 1988-11-17 Thyssen Stahl Ag Method for desulfurizing pig iron
IT1184686B (it) * 1985-08-02 1987-10-28 Pasquale Tommaso De Miscela desolforante per il trattamento della ghisa
JPH03130916A (ja) * 1989-10-30 1991-06-04 Tdk Corp 磁気記録媒体およびその製造方法
AT406690B (de) * 1994-12-09 2000-07-25 Donau Chemie Ag Mittel zur behandlung von roheisen- und gusseisenschmelzen zum zweck der entschwefelung

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE699673C (de) * 1937-04-18 1940-12-04 August Thyssen Huette Akt Ges Verfahren zum Entschwefeln und Reinigen von Eisenbaedern
GB511992A (en) * 1938-04-07 1939-08-28 H A Brassert And Company Ltd Improvements in or relating to the desulphurisation of molten iron
US3853540A (en) * 1973-04-11 1974-12-10 Latrobe Steel Co Desulfurization of vacuum-induction-furnace-melted alloys
JPS5122614A (ja) * 1974-08-21 1976-02-23 Nippon Steel Corp Datsuryuzai
JPS555765Y2 (pt) * 1976-07-03 1980-02-09
DE2708424A1 (de) * 1977-02-26 1978-08-31 Sueddeutsche Kalkstickstoff Feinkoernige entschwefelungsgemische auf basis von erdalkalikarbonaten
DE2708403C2 (de) * 1977-02-26 1981-09-24 Skw Trostberg Ag, 8223 Trostberg Feinkörnige Entschwefelungsgemische für Eisenschmelzen auf Basis von Erdalkalikarbonaten, sowie Verfahren zur Entschwefelung von Eisenschmelzen unter Verwendung dieser Entschwefelungsgemische
WO1979000398A1 (en) * 1977-12-16 1979-07-12 Foseco Int Desulphurisation of ferrous metals
US4154605A (en) * 1978-03-08 1979-05-15 Skw Trostberg Aktiengesellschaft Desulfurization of iron melts with fine particulate mixtures containing alkaline earth metal carbonates
US4217134A (en) * 1979-06-13 1980-08-12 Molten Steel Products, Inc. Compositions and methods for desulphurizing molten ferrous metals
US4266969A (en) * 1980-01-22 1981-05-12 Jones & Laughlin Steel Corporation Desulfurization process
JPS56163213A (en) * 1980-05-20 1981-12-15 Nippon Carbide Ind Co Ltd Desulfurizer powder composition for molten iron
DE3022752A1 (de) * 1980-06-18 1982-01-14 Skw Trostberg Ag, 8223 Trostberg Entschwefelungsmittel

Also Published As

Publication number Publication date
KR840006017A (ko) 1984-11-21
KR880000467B1 (ko) 1988-04-07
EP0110508A1 (en) 1984-06-13
CA1212239A (en) 1986-10-07
US4473398A (en) 1984-09-25
EP0110508B1 (en) 1988-11-09
JPS5953611A (ja) 1984-03-28
DE3378417D1 (en) 1988-12-15

Similar Documents

Publication Publication Date Title
BR8307280A (pt) Processo para obtencao de pancreatina
BR8504707A (pt) Processo para recuperar ouro de minerio sulfetado contendo ferro aurifero refratario
BR8107506A (pt) Processo para produzir fosfato de tricalcio
BR8503668A (pt) Processo para a fabricacao de esponja de ferro
BR8403184A (pt) Processo para formacao de eixo
BR8501206A (pt) Processo para preparacao de particulas descontinuas
BR7604799A (pt) Aperfeicoamento em processo para a desulfuracao de ferro em fusao
BR8604491A (pt) Processo para determinacao espectroscopica da composicao de ferro em fusao
BR8400824A (pt) Processo para a preparacao de oxido de ferro micaceo
IT1143923B (it) Processo per carburare spugna di ferro
BR8005544A (pt) Processo para reduzir minerio de ferro particulado para particulas de ferro-esponja
PT82046B (pt) Processo e composicao para a beneficiacao de minerais de ferro a partir de minerios de ferro por flotacao em espuma
BR8000989A (pt) Aperfeicoamento em processo para a dessulfuracao de ferro gusa em fusao
BR8303922A (pt) Processo para producao de n-fosfonometilglicina
BR7902186A (pt) Processo de reducao direta para producao de ferro reduzido
BR8301187A (pt) Processo de craqueamento termico
BR8305165A (pt) Processo para dessulfuracao de ferro em fusao por injecao
BR8303297A (pt) Processo para preparacao de n-fosfonometilglicina
BR8400598A (pt) Processo para a preparacao de piridinas substituidas
BR8207524A (pt) Processo de preparacao de copolimeros em blocos
BR8107826A (pt) Processo para preparar catalisadores com base em oxido de ferro e de molibdenio
BR8406786A (pt) Processo para fundicao ou moldagem por injecao e aparelho para realizar operacoes de fundicao ou moldagem por injecao
BR8801113A (pt) Processo para amoxidacao de parafina
BR8304711A (pt) Processo para preparacao de n-fosfonometilglicina
BR8302433A (pt) Processo para produzir eteres alqui-ter-butilicos

Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 21/09/98