KR102763051B1 - 소결광의 제조 방법 - Google Patents

소결광의 제조 방법 Download PDF

Info

Publication number
KR102763051B1
KR102763051B1 KR1020227027742A KR20227027742A KR102763051B1 KR 102763051 B1 KR102763051 B1 KR 102763051B1 KR 1020227027742 A KR1020227027742 A KR 1020227027742A KR 20227027742 A KR20227027742 A KR 20227027742A KR 102763051 B1 KR102763051 B1 KR 102763051B1
Authority
KR
South Korea
Prior art keywords
raw material
layer
oxygen enrichment
sintering
material loading
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
KR1020227027742A
Other languages
English (en)
Korean (ko)
Other versions
KR20220126755A (ko
Inventor
겐타 다케하라
데츠야 야마모토
다카히데 히구치
Original Assignee
제이에프이 스틸 가부시키가이샤
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 제이에프이 스틸 가부시키가이샤 filed Critical 제이에프이 스틸 가부시키가이샤
Publication of KR20220126755A publication Critical patent/KR20220126755A/ko
Application granted granted Critical
Publication of KR102763051B1 publication Critical patent/KR102763051B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • 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

Landscapes

  • 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)
KR1020227027742A 2020-02-27 2021-02-22 소결광의 제조 방법 Active KR102763051B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2020-031953 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
KR20220126755A KR20220126755A (ko) 2022-09-16
KR102763051B1 true KR102763051B1 (ko) 2025-02-05

Family

ID=77489975

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227027742A Active KR102763051B1 (ko) 2020-02-27 2021-02-22 소결광의 제조 방법

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 (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100257441B1 (en) 1996-08-16 2000-05-15 Nippon Steel Corp Method of manufacturing sintered ore and sintering machine therefor
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 (14)

* 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
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 (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100257441B1 (en) 1996-08-16 2000-05-15 Nippon Steel Corp Method of manufacturing sintered ore and sintering machine therefor
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
JP7384268B2 (ja) 2023-11-21
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

Similar Documents

Publication Publication Date Title
JP4911163B2 (ja) 焼結鉱の製造方法
EP1956101B1 (en) Process for producing sintered ore
KR101475130B1 (ko) 소결광의 제조 방법
JP6005897B2 (ja) 焼結鉱の製造方法
JP2020002457A (ja) Ｄｌ焼結機およびｄｌ焼結機を用いた焼結鉱の製造方法
KR102763051B1 (ko) 소결광의 제조 방법
KR20170058181A (ko) 원료 처리 설비 및 이를 이용한 원료 처리 방법
JP5815196B2 (ja) 焼結鉱の製造方法
JP7464844B2 (ja) 焼結鉱の製造方法
KR101974429B1 (ko) 소결광의 제조 방법
JP7196462B2 (ja) ドワイトロイド式焼結機を用いた焼結鉱の製造方法
JP6213734B2 (ja) 焼結鉱の製造方法
JP5803454B2 (ja) 焼結機の酸素−気体燃料供給装置
KR20250160166A (ko) 소결광의 제조 방법
JP2010106341A (ja) 焼結鉱の製造方法
JPH0567686B2 (https=)
JP2010126774A (ja) 焼結鉱の製造方法
JP2010106342A (ja) 焼結鉱の製造方法
JPH09279262A (ja) 焼結鉱の製造方法
JP2697550B2 (ja) ２段点火式焼結鉱製造方法
KR101553450B1 (ko) 소결광 제조방법 및 소결광 제조장치
KR101673271B1 (ko) 원료 처리 방법
KR101368530B1 (ko) 소결 대차용 부생가스 제공장치
JP2023082324A (ja) 焼結鉱の製造方法
JPS62107033A (ja) ２段点火式焼結方法

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20220810

Patent event code: PA01051R01D

Comment text: International Patent Application

PA0201 Request for examination
PG1501 Laying open of application
E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20240527

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20241223

PG1601 Publication of registration