JPWO2023171467A1 - - Google Patents
Info
- Publication number
- JPWO2023171467A1 JPWO2023171467A1 JP2023533975A JP2023533975A JPWO2023171467A1 JP WO2023171467 A1 JPWO2023171467 A1 JP WO2023171467A1 JP 2023533975 A JP2023533975 A JP 2023533975A JP 2023533975 A JP2023533975 A JP 2023533975A JP WO2023171467 A1 JPWO2023171467 A1 JP WO2023171467A1
- 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
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/06—Making pig-iron in the blast furnace using top gas in the blast furnace process
-
- 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
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/008—Composition or distribution of the charge
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/002—Evacuating and treating of exhaust gases
-
- 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
- C22B1/02—Roasting processes
-
- 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
-
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (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)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022034616 | 2022-03-07 | ||
| JP2022034616 | 2022-03-07 | ||
| PCT/JP2023/007389 WO2023171467A1 (ja) | 2022-03-07 | 2023-02-28 | 溶銑の製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2023171467A1 true JPWO2023171467A1 (https=) | 2023-09-14 |
| JP7416340B1 JP7416340B1 (ja) | 2024-01-17 |
| JPWO2023171467A5 JPWO2023171467A5 (https=) | 2024-02-15 |
Family
ID=87935235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023533975A Active JP7416340B1 (ja) | 2022-03-07 | 2023-02-28 | 溶銑の製造方法 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20250179594A1 (https=) |
| EP (1) | EP4464799A4 (https=) |
| JP (1) | JP7416340B1 (https=) |
| KR (1) | KR20240137632A (https=) |
| CN (1) | CN118696134A (https=) |
| AU (1) | AU2023230580B2 (https=) |
| CA (1) | CA3253555A1 (https=) |
| TW (1) | TWI853480B (https=) |
| WO (1) | WO2023171467A1 (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023171468A1 (ja) * | 2022-03-07 | 2023-09-14 | Ｊｆｅスチール株式会社 | 炭材内装塊成鉱の製造方法および溶銑の製造方法 |
| KR102907706B1 (ko) * | 2024-03-21 | 2026-01-06 | 한국공학대학교산학협력단 | 용해로를 이용하여 이산화탄소로부터 일산화탄소를 생성하는 방법 |
| 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 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4996105B2 (ja) * | 2006-02-09 | 2012-08-08 | 株式会社神戸製鋼所 | 竪型炉用炭材内装塊成鉱 |
| JP2012036029A (ja) * | 2010-08-04 | 2012-02-23 | Mitsui Mining & Smelting Co Ltd | 製鉄所における二酸化炭素からの一酸化炭素への変換システム |
| JP2012067332A (ja) * | 2010-09-21 | 2012-04-05 | Jfe Steel Corp | 製鉄用非焼成炭材内装塊成鉱 |
| 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 |
| CN110184405B (zh) * | 2019-06-04 | 2024-05-14 | 甘肃酒钢集团宏兴钢铁股份有限公司 | 一种采用酸性含碳金属化球团生产铁水的方法及其装置 |
| CN111690786B (zh) * | 2020-07-07 | 2021-08-13 | 新疆八一钢铁股份有限公司 | 一种三段式冶炼铁水的欧冶炉炼铁方法 |
| CN111926133B (zh) * | 2020-10-10 | 2021-01-08 | 中国恩菲工程技术有限公司 | 铁基矿物的熔炼方法及熔炼装置 |
-
2023
- 2023-02-28 KR KR1020247027658A patent/KR20240137632A/ko active Pending
- 2023-02-28 CN CN202380021349.0A patent/CN118696134A/zh active Pending
- 2023-02-28 CA CA3253555A patent/CA3253555A1/en active Pending
- 2023-02-28 US US18/842,513 patent/US20250179594A1/en active Pending
- 2023-02-28 AU AU2023230580A patent/AU2023230580B2/en active Active
- 2023-02-28 WO PCT/JP2023/007389 patent/WO2023171467A1/ja not_active Ceased
- 2023-02-28 EP EP23766645.8A patent/EP4464799A4/en active Pending
- 2023-02-28 JP JP2023533975A patent/JP7416340B1/ja active Active
- 2023-03-07 TW TW112108201A patent/TWI853480B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| JP7416340B1 (ja) | 2024-01-17 |
| EP4464799A4 (en) | 2025-11-12 |
| CN118696134A (zh) | 2024-09-24 |
| KR20240137632A (ko) | 2024-09-20 |
| AU2023230580A1 (en) | 2024-09-19 |
| WO2023171467A1 (ja) | 2023-09-14 |
| CA3253555A1 (en) | 2025-06-16 |
| TW202336238A (zh) | 2023-09-16 |
| AU2023230580B2 (en) | 2025-10-30 |
| TWI853480B (zh) | 2024-08-21 |
| US20250179594A1 (en) | 2025-06-05 |
| EP4464799A1 (en) | 2024-11-20 |
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