JP7626240B2 - 鉄鉱石ペレットの製造方法 - Google Patents

鉄鉱石ペレットの製造方法 Download PDF

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Publication number
JP7626240B2
JP7626240B2 JP2023552599A JP2023552599A JP7626240B2 JP 7626240 B2 JP7626240 B2 JP 7626240B2 JP 2023552599 A JP2023552599 A JP 2023552599A JP 2023552599 A JP2023552599 A JP 2023552599A JP 7626240 B2 JP7626240 B2 JP 7626240B2
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JP
Japan
Prior art keywords
pellets
iron ore
particle size
ore
bursting
Prior art date
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JP2023552599A
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English (en)
Japanese (ja)
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JPWO2024047951A5 (https=
JPWO2024047951A1 (https=
Inventor
頌平 藤原
直人 中村
謙弥 堀田
健太 竹原
友司 岩見
隆英 樋口
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Steel Corp
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JFE Steel Corp
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Publication date
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Publication of JPWO2024047951A5 publication Critical patent/JPWO2024047951A5/ja
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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
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/2406—Binding; Briquetting ; Granulating pelletizing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • 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
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/2413—Binding; Briquetting ; Granulating enduration of pellets
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
JP2023552599A 2022-09-02 2023-05-10 鉄鉱石ペレットの製造方法 Active JP7626240B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022140392 2022-09-02
JP2022140392 2022-09-02
PCT/JP2023/017634 WO2024047951A1 (ja) 2022-09-02 2023-05-10 鉄鉱石ペレットの製造方法

Publications (3)

Publication Number Publication Date
JPWO2024047951A1 JPWO2024047951A1 (https=) 2024-03-07
JPWO2024047951A5 JPWO2024047951A5 (https=) 2024-08-06
JP7626240B2 true JP7626240B2 (ja) 2025-02-04

Family

ID=90099300

Family Applications (1)

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JP2023552599A Active JP7626240B2 (ja) 2022-09-02 2023-05-10 鉄鉱石ペレットの製造方法

Country Status (7)

Country Link
US (1) US20260043108A1 (https=)
EP (1) EP4556582A4 (https=)
JP (1) JP7626240B2 (https=)
CN (1) CN119744309A (https=)
AU (1) AU2023333669A1 (https=)
CA (1) CA3262912A1 (https=)
WO (1) WO2024047951A1 (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009119291A1 (ja) 2008-03-27 2009-10-01 株式会社神戸製鋼所 鉄鉱石ペレットの製造方法
CN107541598A (zh) 2016-06-23 2018-01-05 上海梅山钢铁股份有限公司 一种提高超细粒度铁精矿制成的球团矿爆裂温度的方法
WO2018181942A1 (ja) 2017-03-30 2018-10-04 Ｊｆｅスチール株式会社 原料の粒度分布測定装置、粒度分布測定方法および空隙率測定装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5222738B2 (https=) * 1973-03-10 1977-06-20
JPS6237325A (ja) * 1985-06-27 1987-02-18 Nippon Kokan Kk <Nkk> 焼成塊成鉱およびその製造方法
JP2000273552A (ja) 1999-03-23 2000-10-03 Mitsubishi Heavy Ind Ltd 還元剤混合ペレットの製造方法
JP3635253B2 (ja) * 2000-10-30 2005-04-06 新日本製鐵株式会社 還元炉向けペレットの製造方法、および、酸化金属の還元方法
JP5114742B2 (ja) 2007-12-28 2013-01-09 新日鐵住金株式会社 高炉用含炭非焼成ペレットの製造方法
JP7252454B2 (ja) * 2019-06-18 2023-04-05 日本製鉄株式会社 高炉用非焼成塊成鉱の製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009119291A1 (ja) 2008-03-27 2009-10-01 株式会社神戸製鋼所 鉄鉱石ペレットの製造方法
CN107541598A (zh) 2016-06-23 2018-01-05 上海梅山钢铁股份有限公司 一种提高超细粒度铁精矿制成的球团矿爆裂温度的方法
WO2018181942A1 (ja) 2017-03-30 2018-10-04 Ｊｆｅスチール株式会社 原料の粒度分布測定装置、粒度分布測定方法および空隙率測定装置

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Publication number Publication date
EP4556582A4 (en) 2025-11-19
WO2024047951A1 (ja) 2024-03-07
JPWO2024047951A1 (https=) 2024-03-07
AU2023333669A1 (en) 2025-02-13
CA3262912A1 (en) 2025-06-09
US20260043108A1 (en) 2026-02-12
CN119744309A (zh) 2025-04-01
EP4556582A1 (en) 2025-05-21

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