JPWO2023171468A1 - - Google Patents
Info
- Publication number
- JPWO2023171468A1 JPWO2023171468A1 JP2023543385A JP2023543385A JPWO2023171468A1 JP WO2023171468 A1 JPWO2023171468 A1 JP WO2023171468A1 JP 2023543385 A JP2023543385 A JP 2023543385A JP 2023543385 A JP2023543385 A JP 2023543385A JP WO2023171468 A1 JPWO2023171468 A1 JP WO2023171468A1
- Authority
- JP
- Japan
- 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.)
- Granted
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
- C22B1/24—Binding; Briquetting ; Granulating
- C22B1/242—Binding; Briquetting ; Granulating with binders
-
- 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
-
- 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
- C21B13/004—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
- C21B13/006—Starting from ores containing non ferrous metallic oxides
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0066—Preliminary conditioning of the solid carbonaceous reductant
-
- 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
- C21B13/02—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
- 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
- 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
-
- 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
- C22B1/242—Binding; Briquetting ; Granulating with binders
- C22B1/243—Binding; Briquetting ; Granulating with binders inorganic
-
- 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
- C22B1/242—Binding; Briquetting ; Granulating with binders
- C22B1/244—Binding; Briquetting ; Granulating with binders organic
- C22B1/245—Binding; Briquetting ; Granulating with binders organic with carbonaceous material for the production of coked agglomerates
-
- 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
- C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
-
- 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
- C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
- C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
-
- 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
- C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
- C21B2100/26—Increasing the gas reduction potential of recycled exhaust gases by adding additional fuel in recirculation pipes
-
- 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
- C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
- C21B2100/28—Increasing the gas reduction potential of recycled exhaust gases by separation
- C21B2100/282—Increasing the gas reduction potential of recycled exhaust gases by separation of carbon dioxide
-
- 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
- C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
- C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022034562 | 2022-03-07 | ||
| JP2022034562 | 2022-03-07 | ||
| PCT/JP2023/007401 WO2023171468A1 (ja) | 2022-03-07 | 2023-02-28 | 炭材内装塊成鉱の製造方法および溶銑の製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2023171468A1 true JPWO2023171468A1 (https=) | 2023-09-14 |
| JPWO2023171468A5 JPWO2023171468A5 (https=) | 2024-02-15 |
| JP7658443B2 JP7658443B2 (ja) | 2025-04-08 |
Family
ID=87935225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023543385A Active JP7658443B2 (ja) | 2022-03-07 | 2023-02-28 | 炭材内装塊成鉱の製造方法および溶銑の製造方法 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20250137080A1 (https=) |
| EP (1) | EP4471166A4 (https=) |
| JP (1) | JP7658443B2 (https=) |
| KR (1) | KR20240134163A (https=) |
| CN (1) | CN118679270A (https=) |
| AU (1) | AU2023230374B2 (https=) |
| CA (1) | CA3251848A1 (https=) |
| TW (1) | TWI841276B (https=) |
| WO (1) | WO2023171468A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2025177714A (ja) * | 2024-05-24 | 2025-12-05 | Ｊｆｅスチール株式会社 | 炭材内装鉱の製造方法 |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001064709A (ja) * | 1999-08-26 | 2001-03-13 | Sumitomo Metal Ind Ltd | 溶銑の製造方法 |
| JP2003183715A (ja) * | 2001-12-12 | 2003-07-03 | Kobe Steel Ltd | 溶融金属製造方法 |
| JP2009035820A (ja) * | 2007-07-10 | 2009-02-19 | Kobe Steel Ltd | 炭材内装酸化鉄塊成化物およびその製造方法、ならびに還元鉄または金属鉄の製造方法 |
| JP2013510064A (ja) * | 2009-11-05 | 2013-03-21 | ジョンソン、マッセイ、パブリック、リミテッド、カンパニー | 水性ガスシフト反応プロセス |
| JP2016125125A (ja) * | 2015-01-08 | 2016-07-11 | Ｊｆｅスチール株式会社 | 焼結鉱製造用の炭材内装造粒粒子とその製造方法および焼結鉱の製造方法 |
| JP2017193742A (ja) * | 2016-04-20 | 2017-10-26 | Ｊｆｅスチール株式会社 | 炭素内装鉱の製造方法 |
| KR20210035524A (ko) * | 2019-09-24 | 2021-04-01 | 현대제철 주식회사 | 탄재내장펠렛용 조성물 및 이를 이용한 탄재내장펠렛 제조방법 |
| JP7416340B1 (ja) * | 2022-03-07 | 2024-01-17 | Ｊｆｅスチール株式会社 | 溶銑の製造方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012062505A (ja) * | 2010-09-14 | 2012-03-29 | Kobe Steel Ltd | 塊成物の製造方法 |
| JP5835144B2 (ja) | 2012-07-30 | 2015-12-24 | 新日鐵住金株式会社 | 高炉用非焼成含炭塊成鉱の製造方法 |
| BR112016000103B1 (pt) | 2013-07-10 | 2020-05-12 | Jfe Steel Corporation | Partículas granuladas contendo material de carbono para fabricar minério sinterizado, e métodos para produzir as mesmas e para produzir minério sinterizado |
| JP6994751B2 (ja) | 2017-06-21 | 2022-02-04 | 国立大学法人北海道大学 | 炭材内装多孔質鉱石およびその製造方法 |
| JP6939667B2 (ja) | 2018-03-16 | 2021-09-22 | 日本製鉄株式会社 | 炭材内装鉱及びその製造方法 |
-
2023
- 2023-02-28 WO PCT/JP2023/007401 patent/WO2023171468A1/ja not_active Ceased
- 2023-02-28 EP EP23766646.6A patent/EP4471166A4/en active Pending
- 2023-02-28 JP JP2023543385A patent/JP7658443B2/ja active Active
- 2023-02-28 US US18/836,856 patent/US20250137080A1/en active Pending
- 2023-02-28 AU AU2023230374A patent/AU2023230374B2/en active Active
- 2023-02-28 CN CN202380020891.4A patent/CN118679270A/zh active Pending
- 2023-02-28 CA CA3251848A patent/CA3251848A1/en active Pending
- 2023-02-28 KR KR1020247026377A patent/KR20240134163A/ko active Pending
- 2023-03-07 TW TW112108191A patent/TWI841276B/zh active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001064709A (ja) * | 1999-08-26 | 2001-03-13 | Sumitomo Metal Ind Ltd | 溶銑の製造方法 |
| JP2003183715A (ja) * | 2001-12-12 | 2003-07-03 | Kobe Steel Ltd | 溶融金属製造方法 |
| JP2009035820A (ja) * | 2007-07-10 | 2009-02-19 | Kobe Steel Ltd | 炭材内装酸化鉄塊成化物およびその製造方法、ならびに還元鉄または金属鉄の製造方法 |
| JP2013510064A (ja) * | 2009-11-05 | 2013-03-21 | ジョンソン、マッセイ、パブリック、リミテッド、カンパニー | 水性ガスシフト反応プロセス |
| JP2016125125A (ja) * | 2015-01-08 | 2016-07-11 | Ｊｆｅスチール株式会社 | 焼結鉱製造用の炭材内装造粒粒子とその製造方法および焼結鉱の製造方法 |
| JP2017193742A (ja) * | 2016-04-20 | 2017-10-26 | Ｊｆｅスチール株式会社 | 炭素内装鉱の製造方法 |
| KR20210035524A (ko) * | 2019-09-24 | 2021-04-01 | 현대제철 주식회사 | 탄재내장펠렛용 조성물 및 이를 이용한 탄재내장펠렛 제조방법 |
| JP7416340B1 (ja) * | 2022-03-07 | 2024-01-17 | Ｊｆｅスチール株式会社 | 溶銑の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP4471166A1 (en) | 2024-12-04 |
| AU2023230374A1 (en) | 2024-09-12 |
| AU2023230374B2 (en) | 2026-01-08 |
| CN118679270A (zh) | 2024-09-20 |
| TW202340485A (zh) | 2023-10-16 |
| JP7658443B2 (ja) | 2025-04-08 |
| WO2023171468A1 (ja) | 2023-09-14 |
| EP4471166A4 (en) | 2025-10-01 |
| KR20240134163A (ko) | 2024-09-06 |
| TWI841276B (zh) | 2024-05-01 |
| US20250137080A1 (en) | 2025-05-01 |
| CA3251848A1 (en) | 2025-03-04 |
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