JP7384268B2 - 焼結鉱の製造方法 - Google Patents

焼結鉱の製造方法 Download PDF

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Publication number
JP7384268B2
JP7384268B2 JP2022503593A JP2022503593A JP7384268B2 JP 7384268 B2 JP7384268 B2 JP 7384268B2 JP 2022503593 A JP2022503593 A JP 2022503593A JP 2022503593 A JP2022503593 A JP 2022503593A JP 7384268 B2 JP7384268 B2 JP 7384268B2
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Japan
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raw material
oxygen
charging layer
layer
material charging
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English (en)
Japanese (ja)
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JPWO2021172254A1 (https=
Inventor
健太 竹原
哲也 山本
隆英 樋口
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JFE Steel Corp
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JFE Steel Corp
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Publication of JPWO2021172254A1 publication Critical patent/JPWO2021172254A1/ja
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    • 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
    • C22B1/18—Sintering; Agglomerating in sinter pots
    • 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
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0046—Making spongy iron or liquid steel, by direct processes making metallised agglomerates or iron oxide
    • 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
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/004—Making spongy iron or liquid steel, by direct processes in a continuous way by reduction from 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
    • C21B13/0046—Making spongy iron or liquid steel, by direct processes making metallised agglomerates or iron oxide
    • C21B13/0053—On a massing grate
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B21/00—Open or uncovered sintering apparatus; Other heat-treatment apparatus of like construction

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture And Refinement Of Metals (AREA)
JP2022503593A 2020-02-27 2021-02-22 焼結鉱の製造方法 Active JP7384268B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020031953 2020-02-27
JP2020031953 2020-02-27
PCT/JP2021/006552 WO2021172254A1 (ja) 2020-02-27 2021-02-22 焼結鉱の製造方法

Publications (2)

Publication Number Publication Date
JPWO2021172254A1 JPWO2021172254A1 (https=) 2021-09-02
JP7384268B2 true JP7384268B2 (ja) 2023-11-21

Family

ID=77489975

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022503593A Active JP7384268B2 (ja) 2020-02-27 2021-02-22 焼結鉱の製造方法

Country Status (7)

Country Link
US (1) US12404566B2 (https=)
EP (1) EP4112756A4 (https=)
JP (1) JP7384268B2 (https=)
KR (1) KR102763051B1 (https=)
CN (1) CN115135781B (https=)
BR (1) BR112022015475A2 (https=)
WO (1) WO2021172254A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI842462B (zh) * 2023-03-31 2024-05-11 日商日本製鐵股份有限公司 燒結礦之製造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015157979A (ja) 2014-02-24 2015-09-03 Ｊｆｅスチール株式会社 焼結鉱の製造方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0273924A (ja) 1988-09-09 1990-03-13 Nippon Steel Corp 焼結機の酸素富化操業方法
JP3473246B2 (ja) 1996-02-22 2003-12-02 いすゞ自動車株式会社 音圧予測方法
JP3395505B2 (ja) 1996-02-26 2003-04-14 日本鋼管株式会社 無端移動型焼結機の操業方法
JP3930570B2 (ja) 1996-08-16 2007-06-13 新日本製鐵株式会社 焼結鉱の製造方法およびその焼結機
JP4605142B2 (ja) 2005-10-31 2011-01-05 Ｊｆｅスチール株式会社 焼結鉱の製造方法および焼結機
JP4995169B2 (ja) 2008-09-29 2012-08-08 三菱重工業株式会社 ガスタービン制御方法及び装置
JP6005897B2 (ja) 2008-11-28 2016-10-12 Ｊｆｅスチール株式会社 焼結鉱の製造方法
JP4911163B2 (ja) * 2008-12-01 2012-04-04 Ｊｆｅスチール株式会社 焼結鉱の製造方法
JP5585503B2 (ja) * 2010-03-24 2014-09-10 Ｊｆｅスチール株式会社 焼結鉱の製造方法
JP5930213B2 (ja) 2012-07-12 2016-06-08 Ｊｆｅスチール株式会社 焼結機の酸素−気体燃料供給装置
KR101458355B1 (ko) 2012-09-05 2014-11-05 주식회사 에이디알에프코리아 상향링크 잡음감소 방법
JP2015157980A (ja) 2014-02-24 2015-09-03 Ｊｆｅスチール株式会社 焼結鉱の製造方法
JP6160838B2 (ja) 2014-09-09 2017-07-12 Ｊｆｅスチール株式会社 焼結機の保温炉への酸素富化方法および酸素富化装置
JP6406169B2 (ja) 2015-08-21 2018-10-17 Ｊｆｅスチール株式会社 焼結鉱の製造方法
JP6730684B2 (ja) 2017-09-26 2020-07-29 Ｊｆｅスチール株式会社 焼結鉱の製造方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015157979A (ja) 2014-02-24 2015-09-03 Ｊｆｅスチール株式会社 焼結鉱の製造方法

Also Published As

Publication number Publication date
WO2021172254A1 (ja) 2021-09-02
CN115135781B (zh) 2024-12-06
CN115135781A (zh) 2022-09-30
EP4112756A4 (en) 2023-01-11
US20230085232A1 (en) 2023-03-16
BR112022015475A2 (pt) 2022-09-27
JPWO2021172254A1 (https=) 2021-09-02
KR20220126755A (ko) 2022-09-16
EP4112756A1 (en) 2023-01-04
US12404566B2 (en) 2025-09-02
KR102763051B1 (ko) 2025-02-05

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