BRPI0911318A2 - sintered ore production process - Google Patents

sintered ore production process

Info

Publication number
BRPI0911318A2
BRPI0911318A2 BRPI0911318A BRPI0911318A BRPI0911318A2 BR PI0911318 A2 BRPI0911318 A2 BR PI0911318A2 BR PI0911318 A BRPI0911318 A BR PI0911318A BR PI0911318 A BRPI0911318 A BR PI0911318A BR PI0911318 A2 BRPI0911318 A2 BR PI0911318A2
Authority
BR
Brazil
Prior art keywords
production process
sintered ore
ore production
sintered
production
Prior art date
Application number
BRPI0911318A
Other languages
Portuguese (pt)
Inventor
Hideaki Yabe
Yasushi Takamoto
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
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of BRPI0911318A2 publication Critical patent/BRPI0911318A2/en
Publication of BRPI0911318B1 publication Critical patent/BRPI0911318B1/en

Links

Classifications

    • 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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/16—Sintering; Agglomerating
    • C22B1/20—Sintering; Agglomerating in sintering machines with movable grates
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0073—Selection or treatment of the reducing gases
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0086—Conditioning, transformation of reduced iron ores
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C21B13/146—Multi-step reduction without melting
    • 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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/16—Sintering; Agglomerating
    • C22B1/20—Sintering; Agglomerating in sintering machines with movable grates
    • C22B1/205—Sintering; Agglomerating in sintering machines with movable grates regulation of the sintering process
    • 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
    • C22B5/18—Reducing step-by-step
    • 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
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
BRPI0911318-5A 2008-04-10 2009-03-31 Sintered Ore Production Processes BRPI0911318B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008-102550 2008-04-10
JP2008102550A JP4384698B2 (en) 2008-04-10 2008-04-10 Method for producing sintered ore
PCT/JP2009/056620 WO2009125693A1 (en) 2008-04-10 2009-03-31 Production of sintered ore

Publications (2)

Publication Number Publication Date
BRPI0911318A2 true BRPI0911318A2 (en) 2015-09-29
BRPI0911318B1 BRPI0911318B1 (en) 2018-03-06

Family

ID=41161825

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0911318-5A BRPI0911318B1 (en) 2008-04-10 2009-03-31 Sintered Ore Production Processes

Country Status (5)

Country Link
JP (1) JP4384698B2 (en)
KR (1) KR101284532B1 (en)
CN (1) CN101999004B (en)
BR (1) BRPI0911318B1 (en)
WO (1) WO2009125693A1 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102213659A (en) * 2011-04-12 2011-10-12 河北钢铁股份有限公司邯郸分公司 Method for researching sintering performance of iron ore by utilizing mini-sintering test
JP5892318B2 (en) * 2011-12-27 2016-03-23 Ｊｆｅスチール株式会社 Agglomerate production method
JP5892317B2 (en) * 2011-12-27 2016-03-23 Ｊｆｅスチール株式会社 Production method of raw materials for blast furnace
KR101590994B1 (en) * 2014-09-12 2016-02-19 주식회사 포스코 Method for manufacturing sintered ore and apparatus for the same
CN104726692A (en) * 2015-04-03 2015-06-24 甘肃酒钢集团宏兴钢铁股份有限公司 A method for increasing the iron ore shaft furnace magnetization roasting reduction temperature
CN104988305B (en) * 2015-07-14 2017-03-01 江苏永钢集团有限公司 The production technology of acid sinter ore
CN106048214B (en) * 2016-06-07 2017-11-28 东南大学 A kind of synthesis gas reduction burning produces sintering deposit and separates CO2Devices and methods therefor
CN106048212B (en) * 2016-06-07 2017-11-28 东南大学 One kind classification reduction burning produces sintering deposit and separates CO2Device and method
CN106011460B (en) * 2016-07-15 2018-03-06 攀钢集团攀枝花钢铁研究院有限公司 A kind of method that sintering deposit is prepared using iron concentrate containing high sulphur
CN106636508B (en) * 2016-10-30 2018-06-19 华北理工大学 A kind of efficient circulation utilizes the iron-smelting process of top gas
KR101977358B1 (en) * 2017-08-28 2019-05-10 주식회사 포스코 Method and apparatus for manufacturing sintered ore
CN113025771B (en) * 2021-03-05 2022-05-17 山东大学 A system and method for producing direct reduced iron by grate type sintering machine
MX2023013889A (en) * 2021-05-26 2023-12-11 Arcelormittal Operating method of a network of plants.
JP7791433B2 (en) * 2021-11-01 2025-12-24 日本製鉄株式会社 Blast furnace operation method
AU2024356468A1 (en) * 2023-10-04 2026-03-26 Nippon Steel Corporation Method for reducing iron ore fine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1247417A (en) * 1969-05-22 1971-09-22 Armco Steel Corp Method of blast furnace reduction of iron ores
JPS589126B2 (en) * 1981-02-28 1983-02-19 住友金属工業株式会社 Method for reducing nitrogen oxides in sintering machine exhaust gas
JPS6277426A (en) * 1985-09-28 1987-04-09 Kobe Steel Ltd Method for removing water of crystallization from ore
KR100236191B1 (en) 1997-12-20 1999-12-15 이구택 Fluidized bed preliminary reduction device for iron ore and preliminary reduction method using the same
AUPP483898A0 (en) * 1998-07-24 1998-08-13 Technological Resources Pty Limited A direct smelting process & apparatus
JP2001271121A (en) * 2000-03-28 2001-10-02 Nkk Corp Method for producing sintered ore for blast furnace
JP5020501B2 (en) * 2005-11-17 2012-09-05 新日本製鐵株式会社 Pretreatment method of sintered raw material and method of manufacturing sintered ore

Also Published As

Publication number Publication date
KR20100129793A (en) 2010-12-09
CN101999004B (en) 2013-02-06
BRPI0911318B1 (en) 2018-03-06
KR101284532B1 (en) 2013-07-16
JP2009249725A (en) 2009-10-29
WO2009125693A1 (en) 2009-10-15
CN101999004A (en) 2011-03-30
JP4384698B2 (en) 2009-12-16

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Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL AND SUMITOMO METAL CORPORATION (JP)

B07A Technical examination (opinion): publication of technical examination (opinion)
B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application according art. 36 industrial patent law
B09A Decision: intention to grant
B16A Patent or certificate of addition of invention granted
B25D Requested change of name of applicant approved