[go: up one dir, main page]

BR8705045A - Forno e processo para a producao de metal em fusao a partir de minerio pulverizado - Google Patents

Forno e processo para a producao de metal em fusao a partir de minerio pulverizado

Info

Publication number
BR8705045A
BR8705045A BR8705045A BR8705045A BR8705045A BR 8705045 A BR8705045 A BR 8705045A BR 8705045 A BR8705045 A BR 8705045A BR 8705045 A BR8705045 A BR 8705045A BR 8705045 A BR8705045 A BR 8705045A
Authority
BR
Brazil
Prior art keywords
oven
melting
production
metal
ore
Prior art date
Application number
BR8705045A
Other languages
English (en)
Inventor
Hideshi Takao
Hamada Hisao
Shinobu Takeuchi
Takashi Ushijima
Hideyuki Momokawa
Hiroshi Itaya
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
Priority claimed from JP62163730A external-priority patent/JPS648208A/ja
Priority claimed from JP21904487A external-priority patent/JPH066729B2/ja
Application filed by Kawasaki Steel Co filed Critical Kawasaki Steel Co
Publication of BR8705045A publication Critical patent/BR8705045A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
    • C21B13/002—Reduction of iron ores by passing through a heated column of carbon
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/66—Heat exchange

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Iron (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
BR8705045A 1987-06-30 1987-09-30 Forno e processo para a producao de metal em fusao a partir de minerio pulverizado BR8705045A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62163730A JPS648208A (en) 1987-06-30 1987-06-30 Production of molten metal from powdery ore
JP21904487A JPH066729B2 (ja) 1987-09-03 1987-09-03 粉状鉱石からの溶融金属製造方法

Publications (1)

Publication Number Publication Date
BR8705045A true BR8705045A (pt) 1989-03-21

Family

ID=26489100

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8705045A BR8705045A (pt) 1987-06-30 1987-09-30 Forno e processo para a producao de metal em fusao a partir de minerio pulverizado

Country Status (7)

Country Link
US (1) US5131942A (pt)
EP (1) EP0297167B1 (pt)
KR (1) KR950005786B1 (pt)
AU (1) AU627563B2 (pt)
BR (1) BR8705045A (pt)
CA (1) CA1337743C (pt)
DE (1) DE3787017T2 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1006828A3 (fr) * 1991-07-12 1995-01-03 Elsen Tooling Ireland Ltd Procede en vue de la preparation de metaux, et en particulier de fer, a partir de minerais oxydes, a une temperature de reduction quelconque, dans un four de reduction a gouttes.
AT404735B (de) * 1992-10-22 1999-02-25 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten
WO2011001282A2 (en) 2009-06-29 2011-01-06 Bairong Li Metal reduction processes, metallurgical processes and products and apparatus
AT511738B1 (de) * 2011-07-21 2013-04-15 Siemens Vai Metals Tech Gmbh Schmelzreduktionsaggregat und verfahren zum betrieb eines schmelzreduktionsaggregats
KR101419258B1 (ko) * 2013-07-03 2014-07-15 주식회사 포스코 소결 탈황 더스트를 이용한 고로 조업방법

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1086256B (de) * 1952-07-23 1960-08-04 Werner Wenzel Dr Ing Verfahren und Einrichtung zur Eisengewinnung aus staubfoermigen bzw. feinkoernigen Eisenerzen mittels Brennstoffen in feinem Verteilungsgrad oberhalb des Schmelzpunktes der nicht gasfoermigen Reaktionsprodukte
DE1122564B (de) * 1953-08-18 1962-01-25 Werner Wenzel Dr Ing Verfahren zur Eisengewinnung aus in der Schwebe befindlichen, staubfoermigen bzw. feinkoernigen Eisenerzen mittels Brennstoffen in feinem Verteilungsgrad oberhalb des Schmelzpunktes der nicht gasfoermigen Reaktionsprodukte
US3892538A (en) * 1973-02-28 1975-07-01 Ram Gopal Seth Method and apparatus for generating high temperature zone using fixed-fluidized bed
DE2843303C2 (de) * 1978-10-04 1982-12-16 Korf-Stahl Ag, 7570 Baden-Baden Verfahren und Anlage zur Erzeugung von flüssigem Roheisen und Reduktionsgas in einem Einschmelzvergaser
AT378970B (de) * 1982-12-21 1985-10-25 Voest Alpine Ag Verfahren und vorrichtung zur herstellung von flùssigem roheisen oder stahlvorprodukten
AT376241B (de) * 1983-01-03 1984-10-25 Voest Alpine Ag Verfahren zum schmelzen von zumindest teilweise reduziertem eisenerz
JPS59176585A (ja) * 1983-03-28 1984-10-05 川崎製鉄株式会社 流動層予備還元炉
AT382165B (de) * 1983-08-18 1987-01-26 Voest Alpine Ag Verfahren zur herstellung von fluessigem roheisen oder stahlvorprodukten sowie vorrichtung zur durchfuehrung des verfahrens
SE453304B (sv) * 1984-10-19 1988-01-25 Skf Steel Eng Ab Sett for framstellning av metaller och/eller generering av slagg fran oxidmalmer
AT381116B (de) * 1984-11-15 1986-08-25 Voest Alpine Ag Verfahren zur herstellung von fluessigem roheisen oder stahlvorprodukten sowie vorrichtung zur durchfuehrung des verfahrens
AT382390B (de) * 1985-03-21 1987-02-25 Voest Alpine Ind Anlagen Verfahren zur herstellung von fluessigem roheisen oder stahlvorprodukten
JPH0784624B2 (ja) * 1985-09-04 1995-09-13 川崎製鉄株式会社 金属酸化物を含有する粉状鉱石からの溶融金属製造方法
JPH062894B2 (ja) * 1986-03-31 1994-01-12 川崎製鉄株式会社 粉状鉱石からの溶融金属製造方法
AU7923687A (en) * 1987-01-27 1989-01-05 Kawasaki Steel Corp. Production of molten iron from powdery ore

Also Published As

Publication number Publication date
US5131942A (en) 1992-07-21
EP0297167B1 (en) 1993-08-11
CA1337743C (en) 1995-12-19
AU627563B2 (en) 1992-08-27
KR950005786B1 (ko) 1995-05-31
KR890000672A (ko) 1989-03-15
DE3787017D1 (de) 1993-09-16
AU5259590A (en) 1990-08-02
EP0297167A1 (en) 1989-01-04
DE3787017T2 (de) 1993-11-25

Similar Documents

Publication Publication Date Title
BR8503358A (pt) Processo para obtencao de metais e/ou geracao de escoria a partir de minerios oxidados
BR8802221A (pt) Processo de fundicao em contragravidade e aparelho para fundir metal em fusao com exclusao de ar
BR8706216A (pt) Processo para a producao de magnesio metalico e processo para a producao de cloreto de magnesio anidro em fusao
BR8704259A (pt) Processo para a producao de ferro-esponja a uma temperatura elevada a partir de minerio de ferro em particulas
BR9307876A (pt) Processo hidrometalúrgico para a recuperaçao de valores de metal precioso
BR8800347A (pt) Processo eletronico de agendar
BR8802229A (pt) Aparelho e processo para fundicao em contragravidade de metal em fusao
BR8806559A (pt) Processo para a fusao de sucata de metal e forno para realizacao do processo
BR8307267A (pt) Artigo e composito refratarios perfilados e processo para a producao dos mesmos
BR8504419A (pt) Coletor e processo para recuperar valores de metal a partir de um minerio de metal
FR2521593B1 (fr) Agent d'affinage de metal en fusion et procede de production de cet agent
BR8705698A (pt) Processo para a producao de um revestimento de fosfato em metais
BR9606574A (pt) Forno de fusão de metais e processo de fusão de uma matéria-prima metálica
BR8200989A (pt) Processo para a producao de metal por eletrolise e aparelho para a producao do mesmo
BR8301708A (pt) Aparelho e processo para producao de metal refratario a partir de um cloreto desse metal
BR9103058A (pt) Processo para a reducao direta de oxidos de metal contendo ferro,para obter um produto metalizado de ferro
BR8701501A (pt) Processo para a producao de decoracoes foscas de metal precioso
BR8705045A (pt) Forno e processo para a producao de metal em fusao a partir de minerio pulverizado
BR8807555A (pt) Processo de producao de filamento de metal e aparelho para materializacao do dito processo
BR9508167A (pt) Processo para produção de minério sinterizado
BR8803185A (pt) Processo e aparelho para desgaseificacao de metal em fusao
BR9305616A (pt) Processo e aparelho para a produção de minérios de ferro sinterizados
BR8603562A (pt) Processos para producao de composto e processo para producao de mercaptida de metal alcalino
BR8702767A (pt) Aperfeicoamento em processo de produzir um material de mancal a base de aluminio metalico em po
BR8700567A (pt) Processo para producao de clorato de metal alcalino

Legal Events

Date Code Title Description
FF Decision: intention to grant
HO Change of classification

Free format text: INT. CL. 5 C21B 13/02

KD Notifcation of receipt (letter patent)
FG Letter patent granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 30/09/2002