JPWO2025225453A5 - - Google Patents

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Publication number
JPWO2025225453A5
JPWO2025225453A5 JP2025546909A JP2025546909A JPWO2025225453A5 JP WO2025225453 A5 JPWO2025225453 A5 JP WO2025225453A5 JP 2025546909 A JP2025546909 A JP 2025546909A JP 2025546909 A JP2025546909 A JP 2025546909A JP WO2025225453 A5 JPWO2025225453 A5 JP WO2025225453A5
Authority
JP
Japan
Prior art keywords
reducing gas
blast furnace
hot air
gas injection
outlet
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.)
Granted
Application number
JP2025546909A
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English (en)
Japanese (ja)
Other versions
JP7799234B1 (ja
JPWO2025225453A1 (https=
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Publication date
Application filed filed Critical
Priority claimed from PCT/JP2025/014780 external-priority patent/WO2025225453A1/ja
Publication of JPWO2025225453A1 publication Critical patent/JPWO2025225453A1/ja
Application granted granted Critical
Publication of JP7799234B1 publication Critical patent/JP7799234B1/ja
Publication of JPWO2025225453A5 publication Critical patent/JPWO2025225453A5/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2025546909A 2024-04-22 2025-04-15 高炉、高炉用羽口及び高炉への還元ガス供給方法 Active JP7799234B1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2024069254 2024-04-22
JP2024069254 2024-04-22
PCT/JP2025/014780 WO2025225453A1 (ja) 2024-04-22 2025-04-15 高炉、高炉用羽口及び高炉への還元ガス供給方法

Publications (3)

Publication Number Publication Date
JPWO2025225453A1 JPWO2025225453A1 (https=) 2025-10-30
JP7799234B1 JP7799234B1 (ja) 2026-01-15
JPWO2025225453A5 true JPWO2025225453A5 (https=) 2026-04-01

Family

ID=97490253

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2025546909A Active JP7799234B1 (ja) 2024-04-22 2025-04-15 高炉、高炉用羽口及び高炉への還元ガス供給方法

Country Status (3)

Country Link
JP (1) JP7799234B1 (https=)
TW (1) TW202548031A (https=)
WO (1) WO2025225453A1 (https=)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4997734B2 (ja) * 2004-09-30 2012-08-08 Ｊｆｅスチール株式会社 高炉への還元材吹込み装置、該装置を用いた高炉操業方法
JP7472864B2 (ja) * 2021-06-23 2024-04-23 Ｊｆｅスチール株式会社 気体還元材の吹込み方法および高炉用羽口

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