JPWO2025158579A1 - - Google Patents
Info
- Publication number
- JPWO2025158579A1 JPWO2025158579A1 JP2024553895A JP2024553895A JPWO2025158579A1 JP WO2025158579 A1 JPWO2025158579 A1 JP WO2025158579A1 JP 2024553895 A JP2024553895 A JP 2024553895A JP 2024553895 A JP2024553895 A JP 2024553895A JP WO2025158579 A1 JPWO2025158579 A1 JP WO2025158579A1
- 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
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2024/002065 WO2025158579A1 (ja) | 2024-01-24 | 2024-01-24 | 還元鉄の製造方法及びシャフト炉 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2025158579A1 true JPWO2025158579A1 (https=) | 2025-07-31 |
| JP7737064B1 JP7737064B1 (ja) | 2025-09-10 |
Family
ID=96544987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024553895A Active JP7737064B1 (ja) | 2024-01-24 | 2024-01-24 | 還元鉄の製造方法及びシャフト炉 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7737064B1 (https=) |
| WO (1) | WO2025158579A1 (https=) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5562106A (en) * | 1978-10-30 | 1980-05-10 | Nippon Steel Corp | Raw material charging method for blast furnace |
| JPS62294127A (ja) * | 1986-06-13 | 1987-12-21 | Kobe Steel Ltd | シヤフト炉における酸化鉄還元方法 |
| JP6322033B2 (ja) * | 2014-04-08 | 2018-05-09 | 新日鐵住金株式会社 | 高炉の操業方法 |
| WO2021230307A1 (ja) * | 2020-05-14 | 2021-11-18 | 日本製鉄株式会社 | 還元鉄の製造方法 |
| CN117480266A (zh) * | 2021-06-15 | 2024-01-30 | 杰富意钢铁株式会社 | 竖炉的操作方法和还原铁的制造方法 |
-
2024
- 2024-01-24 WO PCT/JP2024/002065 patent/WO2025158579A1/ja active Pending
- 2024-01-24 JP JP2024553895A patent/JP7737064B1/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| WO2025158579A1 (ja) | 2025-07-31 |
| JP7737064B1 (ja) | 2025-09-10 |
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