CN118019863A - 用于操作竖炉设备的方法 - Google Patents
用于操作竖炉设备的方法 Download PDFInfo
- Publication number
- CN118019863A CN118019863A CN202280065194.6A CN202280065194A CN118019863A CN 118019863 A CN118019863 A CN 118019863A CN 202280065194 A CN202280065194 A CN 202280065194A CN 118019863 A CN118019863 A CN 118019863A
- Authority
- CN
- China
- Prior art keywords
- ammonia
- shaft furnace
- gas
- furnace
- shaft
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen; Reversible storage of hydrogen
- C01B3/02—Production of hydrogen; Production of gaseous mixtures containing hydrogen
- C01B3/04—Production of hydrogen; Production of gaseous mixtures containing hydrogen by decomposition of inorganic compounds
- C01B3/047—Decomposition of ammonia
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen; Reversible storage of hydrogen
- C01B3/02—Production of hydrogen; Production of gaseous mixtures containing hydrogen
- C01B3/32—Production of hydrogen; Production of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide or air
- C01B3/34—Production of hydrogen; Production of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide or air by reaction of hydrocarbons with gasifying agents
-
- 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
- C21B13/029—Introducing coolant gas in the shaft furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/06—Making pig-iron in the blast furnace using top gas in the blast furnace process
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/02—Processes for making hydrogen or synthesis gas
- C01B2203/0266—Processes for making hydrogen or synthesis gas containing a decomposition step
- C01B2203/0272—Processes for making hydrogen or synthesis gas containing a decomposition step containing a non-catalytic decomposition step
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/02—Processes for making hydrogen or synthesis gas
- C01B2203/0266—Processes for making hydrogen or synthesis gas containing a decomposition step
- C01B2203/0277—Processes for making hydrogen or synthesis gas containing a decomposition step containing a catalytic decomposition step
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/06—Integration with other chemical processes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/08—Methods of heating or cooling
- C01B2203/0805—Methods of heating the process for making hydrogen or synthesis gas
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/08—Methods of heating or cooling
- C01B2203/0805—Methods of heating the process for making hydrogen or synthesis gas
- C01B2203/0811—Methods of heating the process for making hydrogen or synthesis gas by combustion of fuel
-
- 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
- C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
- C21B2100/66—Heat exchange
-
- 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
- C21B2100/80—Interaction of exhaust gases produced during the manufacture of iron or steel with other processes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Combustion & Propulsion (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacture Of Iron (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Blast Furnaces (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| LU500699A LU500699B1 (en) | 2021-09-28 | 2021-09-28 | Method for operating a shaft furnace plant |
| LULU500699 | 2021-09-28 | ||
| PCT/EP2022/076722 WO2023052308A1 (en) | 2021-09-28 | 2022-09-26 | Method for operating a shaft furnace plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118019863A true CN118019863A (zh) | 2024-05-10 |
Family
ID=78073969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202280065194.6A Pending CN118019863A (zh) | 2021-09-28 | 2022-09-26 | 用于操作竖炉设备的方法 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20240400384A1 (https=) |
| EP (1) | EP4409045A1 (https=) |
| JP (2) | JP2024535909A (https=) |
| KR (2) | KR20250148677A (https=) |
| CN (1) | CN118019863A (https=) |
| LU (1) | LU500699B1 (https=) |
| TW (2) | TW202330942A (https=) |
| WO (1) | WO2023052308A1 (https=) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7787405B2 (ja) * | 2022-02-04 | 2025-12-17 | 日本製鉄株式会社 | 高炉の操業方法 |
| US12398034B2 (en) | 2022-11-07 | 2025-08-26 | Charm Industrial, Inc. | Systems and methods for producing syngas from bio-oil |
| EP4615796A1 (en) | 2022-11-07 | 2025-09-17 | Charm Industrial, Inc. | Systems and methods for producing syngas from bio-oil |
| WO2024151768A1 (en) | 2023-01-11 | 2024-07-18 | Charm Industrial, Inc. | Systems and methods for self-reduction of iron ore |
| EP4407049A1 (en) * | 2023-01-23 | 2024-07-31 | Oterdoom, Harmen | The butterbridge process for simultaneous ammonia cracking and dri production |
| CN116732259A (zh) * | 2023-05-05 | 2023-09-12 | 首钢集团有限公司 | 一种高炉喷吹富氢气体的冶炼方法及其系统 |
| WO2024258966A2 (en) * | 2023-06-14 | 2024-12-19 | Trustees Of Tufts College | Methods for reducing metal oxides with ammonia gas |
| CN116970748B (zh) * | 2023-08-04 | 2025-10-17 | 青海亚洲硅业多晶硅有限公司 | 一种氨氢冶金装置及方法 |
| EP4524100A1 (en) * | 2023-09-14 | 2025-03-19 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Production of a hydrogen-containing synthesis gas by conversion of a hydrocarbon feedstock |
| EP4549596A1 (de) * | 2023-11-03 | 2025-05-07 | Primetals Technologies Austria GmbH | Reduktion metalloxidhaltigen materials auf basis von ammoniak nh3 und kohlenstoffhaltigem gas |
| EP4549595A1 (de) * | 2023-11-03 | 2025-05-07 | Primetals Technologies Austria GmbH | Reduktion metalloxidhaltigen materials auf basis von ammoniak nh3 und kohlenstoffhaltigem gas |
| LU103234B1 (de) * | 2024-01-12 | 2025-07-14 | Thyssenkrupp Ag | Anlagenverbund und Verfahren zum Betreiben eines Anlagenverbundes zur Stahlerzeugung |
| EP4585702A1 (de) * | 2024-01-12 | 2025-07-16 | thyssenkrupp Uhde GmbH | Anlagenverbund und verfahren zum betreiben eines anlagenverbundes zur stahlerzeugung |
| WO2025202253A1 (de) * | 2024-03-28 | 2025-10-02 | Primetals Technologies Austria GmbH | Reduktion eisenoxidhaltigen materials mit ammoniak nh3 |
| EP4624594A1 (de) * | 2024-03-28 | 2025-10-01 | Primetals Technologies Austria GmbH | Reduktion eisenoxidhaltigen materials mit ammoniak nh3 |
| LU507980B1 (en) * | 2024-08-12 | 2026-02-12 | Phoenix Tech S A | Method for achieving co2 savings in a blast furnace |
| LU508433B1 (en) | 2024-10-01 | 2026-04-01 | Wurth Paul Sa | Method for operating a metallurgical plant |
| WO2026078644A1 (en) * | 2024-10-11 | 2026-04-16 | Hyl Technologies, S.A. De C.V. | Methods and systems for direct reduction of iron oxides utilizing ammonia as source of reducing gas |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109355503A (zh) * | 2018-10-24 | 2019-02-19 | 江苏钛谷科技有限公司 | 一种利用液氨分解制备氢气还原金属氧化矿的方法和系统 |
| 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 |
-
2021
- 2021-09-28 LU LU500699A patent/LU500699B1/en active IP Right Grant
-
2022
- 2022-09-26 KR KR1020257031612A patent/KR20250148677A/ko active Pending
- 2022-09-26 JP JP2024518631A patent/JP2024535909A/ja active Pending
- 2022-09-26 CN CN202280065194.6A patent/CN118019863A/zh active Pending
- 2022-09-26 EP EP22793433.8A patent/EP4409045A1/en active Pending
- 2022-09-26 US US18/696,505 patent/US20240400384A1/en active Pending
- 2022-09-26 WO PCT/EP2022/076722 patent/WO2023052308A1/en not_active Ceased
- 2022-09-26 KR KR1020247012978A patent/KR20240075852A/ko active Pending
- 2022-09-28 TW TW111136779A patent/TW202330942A/zh unknown
- 2022-09-28 TW TW114134766A patent/TW202548033A/zh unknown
-
2025
- 2025-09-16 JP JP2025153138A patent/JP2025176150A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| LU500699B1 (en) | 2023-04-03 |
| JP2025176150A (ja) | 2025-12-03 |
| KR20240075852A (ko) | 2024-05-29 |
| US20240400384A1 (en) | 2024-12-05 |
| WO2023052308A1 (en) | 2023-04-06 |
| JP2024535909A (ja) | 2024-10-02 |
| TW202330942A (zh) | 2023-08-01 |
| TW202548033A (zh) | 2025-12-16 |
| EP4409045A1 (en) | 2024-08-07 |
| KR20250148677A (ko) | 2025-10-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |