BR9704633A - Método de operação de forno vertical - Google Patents

Método de operação de forno vertical

Info

Publication number
BR9704633A
BR9704633A BR9704633A BR9704633A BR9704633A BR 9704633 A BR9704633 A BR 9704633A BR 9704633 A BR9704633 A BR 9704633A BR 9704633 A BR9704633 A BR 9704633A BR 9704633 A BR9704633 A BR 9704633A
Authority
BR
Brazil
Prior art keywords
operation method
oven operation
vertical oven
vertical
oven
Prior art date
Application number
BR9704633A
Other languages
English (en)
Other versions
BR9704633B1 (pt
Inventor
Yasushi Obara
Masaaki Naito
Norimitsu Konno
Yashuhiko Fujiwara
Kyoichi Araki
Terhiko Kokubun
Tasashi Obara
Original Assignee
Nippon 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.)
Filing date
Publication date
Priority claimed from JP03117896A external-priority patent/JP3516793B2/ja
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of BR9704633A publication Critical patent/BR9704633A/pt
Publication of BR9704633B1 publication Critical patent/BR9704633B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/008—Composition or distribution of the charge
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/02—Making pig-iron other than in blast furnaces in low shaft furnaces or shaft furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • C21B13/023—Making spongy iron or liquid steel, by direct processes in shaft furnaces wherein iron or steel is obtained in a molten state
    • 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
    • C21C5/56—Manufacture of steel by other methods
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
BRPI9704633-7A 1996-01-26 1997-01-24 método de operação de forno vertical com uma tubagem fornecida em uma superfìcie da parede do dito forno vertical. BR9704633B1 (pt)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP03117896A JP3516793B2 (ja) 1996-01-26 1996-01-26 竪型炉へのダスト塊成鉱、自己還元性鉱塊、鉄屑、固体燃料等の原燃料装入方法
JP8/31178 1996-01-26
JP8/118238 1996-04-17
JP11823896 1996-04-17
JP14490196 1996-05-16
JP8/144901 1996-05-16
PCT/JP1997/000164 WO1997027337A1 (fr) 1996-01-26 1997-01-24 Procede de fonctionnement d'un fourneau a cuve

Publications (2)

Publication Number Publication Date
BR9704633A true BR9704633A (pt) 1998-06-09
BR9704633B1 BR9704633B1 (pt) 2012-02-07

Family

ID=27287232

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9704633-7A BR9704633B1 (pt) 1996-01-26 1997-01-24 método de operação de forno vertical com uma tubagem fornecida em uma superfìcie da parede do dito forno vertical.

Country Status (8)

Country Link
US (1) US6129776A (pt)
EP (1) EP0818543B1 (pt)
KR (1) KR100241854B1 (pt)
CN (1) CN1061099C (pt)
BR (1) BR9704633B1 (pt)
DE (1) DE69720606T2 (pt)
MY (1) MY126384A (pt)
WO (1) WO1997027337A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050151307A1 (en) * 2003-09-30 2005-07-14 Ricardo Viramontes-Brown Method and apparatus for producing molten iron
JP4308878B2 (ja) * 2007-09-07 2009-08-05 新日本製鐵株式会社 竪型炉
CN102272337A (zh) * 2009-01-23 2011-12-07 株式会社神户制钢所 粒状铁的制造方法
TWI402507B (zh) * 2011-03-09 2013-07-21 China Steel Corp Sampling Device for Sampling Raw Material
DE102011107326A1 (de) * 2011-07-14 2013-01-17 Linde Aktiengesellschaft Schachtofen und Verfahren zum Betreiben desselben
JP6219266B2 (ja) * 2014-12-26 2017-10-25 株式会社神戸製鋼所 高炉のメタリック原料装入方法
EP4214339A1 (en) * 2020-09-15 2023-07-26 ArcelorMittal Blast furnace for ironmaking production

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1386351A (fr) * 1963-11-28 1965-01-22 Siderurgie Fse Inst Rech Perfectionnements aux procédés de contrôle et de conduite des opérations de réduction dans un haut fourneau
JPS56119710A (en) * 1980-02-28 1981-09-19 Kawasaki Steel Corp Operation method for preventing failure of blast furnace tuyere
CN1005676B (zh) * 1985-04-01 1989-11-01 电子工业部第三研究所 扬声器大功率谐波失真测量仪和测量方法
JPS6210203A (ja) * 1985-07-08 1987-01-19 Kawasaki Steel Corp 高炉の操業方法
JPS62270708A (ja) * 1986-05-20 1987-11-25 Nippon Kokan Kk <Nkk> 高炉炉熱制御方法
BR8605001A (pt) * 1986-10-13 1988-05-31 Setepla Tecnometal Engenharia Equipamento para producao de metais ferrosos ou nao a partir de minerios ou aglomerados auto-redutores e auto-fundentes ou nao
JPH01142006A (ja) * 1987-11-30 1989-06-02 Nkk Corp 高炉操業方法
JP2560669B2 (ja) * 1988-05-19 1996-12-04 住友金属工業株式会社 溶銑の製造方法
JP2897362B2 (ja) * 1990-07-20 1999-05-31 住友金属工業株式会社 溶銑の製造方法
JP3629740B2 (ja) * 1995-01-26 2005-03-16 住友金属工業株式会社 溶銑の製造方法

Also Published As

Publication number Publication date
EP0818543A1 (en) 1998-01-14
KR19980703298A (ko) 1998-10-15
BR9704633B1 (pt) 2012-02-07
DE69720606T2 (de) 2004-03-04
KR100241854B1 (ko) 2000-03-02
EP0818543A4 (en) 1998-07-15
WO1997027337A1 (fr) 1997-07-31
CN1178560A (zh) 1998-04-08
US6129776A (en) 2000-10-10
EP0818543B1 (en) 2003-04-09
CN1061099C (zh) 2001-01-24
MY126384A (en) 2006-09-29
DE69720606D1 (de) 2003-05-15

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 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 07/02/2012, OBSERVADAS AS CONDICOES LEGAIS.

B25G Requested change of headquarter approved
B25D Requested change of name of applicant approved
B25D Requested change of name of applicant approved
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 07.02.2022