JPWO2025225450A5 - - Google Patents

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Publication number
JPWO2025225450A5
JPWO2025225450A5 JP2025546916A JP2025546916A JPWO2025225450A5 JP WO2025225450 A5 JPWO2025225450 A5 JP WO2025225450A5 JP 2025546916 A JP2025546916 A JP 2025546916A JP 2025546916 A JP2025546916 A JP 2025546916A JP WO2025225450 A5 JPWO2025225450 A5 JP WO2025225450A5
Authority
JP
Japan
Prior art keywords
reducing gas
injection port
blast furnace
gas injection
hot air
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
JP2025546916A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2025225450A1 (https=
JP7849649B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority claimed from PCT/JP2025/014761 external-priority patent/WO2025225450A1/ja
Publication of JPWO2025225450A1 publication Critical patent/JPWO2025225450A1/ja
Publication of JPWO2025225450A5 publication Critical patent/JPWO2025225450A5/ja
Application granted granted Critical
Publication of JP7849649B2 publication Critical patent/JP7849649B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2025546916A 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 JP7849649B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2024069312 2024-04-22
JP2024069312 2024-04-22
PCT/JP2025/014761 WO2025225450A1 (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
JPWO2025225450A1 JPWO2025225450A1 (https=) 2025-10-30
JPWO2025225450A5 true JPWO2025225450A5 (https=) 2026-04-01
JP7849649B2 JP7849649B2 (ja) 2026-04-22

Family

ID=97489959

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2025546916A Active JP7849649B2 (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) JP7849649B2 (https=)
TW (1) TW202548032A (https=)
WO (1) WO2025225450A1 (https=)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6977739B2 (ja) * 2019-01-23 2021-12-08 Ｊｆｅスチール株式会社 粒状固体還元材の吹込み方法
JP7396319B2 (ja) * 2021-03-23 2023-12-12 Ｊｆｅスチール株式会社 気体還元材の吹込み方法
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
JP7418876B1 (ja) * 2023-02-03 2024-01-22 後藤合金株式会社 独立した２つ以上の送風口を備える高炉用送風羽口

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