JPWO2023036475A5 - - Google Patents
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- Publication number
- JPWO2023036475A5 JPWO2023036475A5 JP2024515574A JP2024515574A JPWO2023036475A5 JP WO2023036475 A5 JPWO2023036475 A5 JP WO2023036475A5 JP 2024515574 A JP2024515574 A JP 2024515574A JP 2024515574 A JP2024515574 A JP 2024515574A JP WO2023036475 A5 JPWO2023036475 A5 JP WO2023036475A5
- Authority
- JP
- Japan
- Prior art keywords
- direct
- gas
- iron ore
- reduction process
- reformer
- 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.)
- Pending
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 45
- 239000007789 gas Substances 0.000 claims 27
- 229910052742 iron Inorganic materials 0.000 claims 18
- 238000011946 reduction process Methods 0.000 claims 16
- 229930195733 hydrocarbon Natural products 0.000 claims 3
- 150000002430 hydrocarbons Chemical class 0.000 claims 3
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims 2
- 229910000831 Steel Inorganic materials 0.000 claims 2
- 238000007599 discharging Methods 0.000 claims 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims 2
- 238000002407 reforming Methods 0.000 claims 2
- 239000010959 steel Substances 0.000 claims 2
- 239000004484 Briquette Substances 0.000 claims 1
- 239000004215 Carbon black (E152) Substances 0.000 claims 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 claims 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 229910000990 Ni alloy Inorganic materials 0.000 claims 1
- 239000001273 butane Substances 0.000 claims 1
- 239000003054 catalyst Substances 0.000 claims 1
- 230000003197 catalytic effect Effects 0.000 claims 1
- 238000010494 dissociation reaction Methods 0.000 claims 1
- 208000018459 dissociative disease Diseases 0.000 claims 1
- 238000010891 electric arc Methods 0.000 claims 1
- 239000003546 flue gas Substances 0.000 claims 1
- 239000000446 fuel Substances 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 239000001294 propane Substances 0.000 claims 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP21196359 | 2021-09-13 | ||
| EP21196359.0 | 2021-09-13 | ||
| PCT/EP2022/062354 WO2023036475A1 (en) | 2021-09-13 | 2022-05-06 | Method for producing direct reduced iron for an iron and steelmaking plant |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2024533425A JP2024533425A (ja) | 2024-09-12 |
| JP2024533425A5 JP2024533425A5 (https=) | 2025-04-14 |
| JPWO2023036475A5 true JPWO2023036475A5 (https=) | 2025-04-14 |
Family
ID=82016359
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024515574A Pending JP2024533425A (ja) | 2021-09-13 | 2022-05-06 | 製鉄及び製鋼プラント用の直接還元鉄の生産方法 |
| JP2024515575A Pending JP2024531660A (ja) | 2021-09-13 | 2022-05-06 | 鉄鋼プラントのための直接還元鉄の製造方法 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024515575A Pending JP2024531660A (ja) | 2021-09-13 | 2022-05-06 | 鉄鋼プラントのための直接還元鉄の製造方法 |
Country Status (6)
| Country | Link |
|---|---|
| EP (2) | EP4402293B1 (https=) |
| JP (2) | JP2024533425A (https=) |
| KR (2) | KR20240068674A (https=) |
| CN (2) | CN117916394A (https=) |
| PL (1) | PL4402293T3 (https=) |
| WO (2) | WO2023036475A1 (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4407049A1 (en) * | 2023-01-23 | 2024-07-31 | Oterdoom, Harmen | The butterbridge process for simultaneous ammonia cracking and dri production |
| WO2025008143A1 (en) | 2023-07-06 | 2025-01-09 | Tata Steel Ijmuiden B.V. | Method for producing direct reduced iron |
| WO2025021365A1 (en) | 2023-07-24 | 2025-01-30 | Tata Steel Nederland Technology B.V. | Method for producing direct reduced iron |
| WO2025032509A1 (en) * | 2023-08-07 | 2025-02-13 | 8 Rivers Capital, Llc | Production of metallic iron from iron ore |
| EP4549595A1 (de) * | 2023-11-03 | 2025-05-07 | Primetals Technologies Austria GmbH | Reduktion metalloxidhaltigen materials auf basis von ammoniak nh3 und kohlenstoffhaltigem gas |
| EP4549596A1 (de) * | 2023-11-03 | 2025-05-07 | Primetals Technologies Austria GmbH | Reduktion metalloxidhaltigen materials auf basis von ammoniak nh3 und kohlenstoffhaltigem gas |
| KR20250091980A (ko) * | 2023-12-14 | 2025-06-23 | 포스코홀딩스 주식회사 | 수소 생산 시스템 |
| WO2026037794A1 (de) * | 2024-08-14 | 2026-02-19 | Primetals Technologies Austria GmbH | Herstellung von nitridiertem eisenschwamm |
| LU508433B1 (en) * | 2024-10-01 | 2026-04-01 | Wurth Paul Sa | Method for operating a metallurgical plant |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4049440A (en) * | 1975-05-19 | 1977-09-20 | Midrex Corporation | Method for producing metallic iron pellets |
| AU496945B2 (en) * | 1975-05-19 | 1978-11-16 | Midrex International B.V. Rotterdam | Producing metallized product |
| JPS5871314A (ja) * | 1981-10-21 | 1983-04-28 | Kobe Steel Ltd | 還元鉄の連続製造法およびそれに用いる装置 |
| US5997596A (en) * | 1997-09-05 | 1999-12-07 | Spectrum Design & Consulting International, Inc. | Oxygen-fuel boost reformer process and apparatus |
| JP2000178625A (ja) * | 1998-12-11 | 2000-06-27 | Kawasaki Heavy Ind Ltd | 還元鉄の製造方法及びその製造装置 |
| JP2012007213A (ja) * | 2010-06-25 | 2012-01-12 | Mitsubishi Heavy Ind Ltd | 直接還元製鉄法およびそのための還元ガス製造装置 |
| JP2013216929A (ja) * | 2012-04-05 | 2013-10-24 | Jfe Steel Corp | 還元鉄の冷却方法 |
| JP2014227588A (ja) * | 2013-05-24 | 2014-12-08 | 新日鉄住金エンジニアリング株式会社 | 直接還元鉄の製造装置、及び直接還元鉄の製造方法 |
| TWI812634B (zh) * | 2017-08-24 | 2023-08-21 | 丹麥商托普索公司 | 自熱性氨裂解製程 |
| CN112921143B (zh) | 2021-01-27 | 2022-11-04 | 辽宁科技大学 | 一种基于氨气直接还原铁生产热态海绵铁的方法 |
| CN112813219B (zh) * | 2021-02-05 | 2023-07-25 | 辽宁科技大学 | 一种氨气直接还原铁实现近零排放的系统及工艺 |
-
2022
- 2022-05-06 EP EP22729049.1A patent/EP4402293B1/en active Active
- 2022-05-06 PL PL22729049.1T patent/PL4402293T3/pl unknown
- 2022-05-06 WO PCT/EP2022/062354 patent/WO2023036475A1/en not_active Ceased
- 2022-05-06 WO PCT/EP2022/062352 patent/WO2023036474A1/en not_active Ceased
- 2022-05-06 KR KR1020247011618A patent/KR20240068674A/ko active Pending
- 2022-05-06 CN CN202280060146.8A patent/CN117916394A/zh active Pending
- 2022-05-06 JP JP2024515574A patent/JP2024533425A/ja active Pending
- 2022-05-06 KR KR1020247011619A patent/KR20240068675A/ko active Pending
- 2022-05-06 JP JP2024515575A patent/JP2024531660A/ja active Pending
- 2022-05-06 CN CN202280059078.3A patent/CN117940587A/zh active Pending
- 2022-05-06 EP EP22729048.3A patent/EP4402292A1/en active Pending
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