JPWO2020208767A1 - - Google Patents
Info
- Publication number
- JPWO2020208767A1 JPWO2020208767A1 JP2021513107A JP2021513107A JPWO2020208767A1 JP WO2020208767 A1 JPWO2020208767 A1 JP WO2020208767A1 JP 2021513107 A JP2021513107 A JP 2021513107A JP 2021513107 A JP2021513107 A JP 2021513107A JP WO2020208767 A1 JPWO2020208767 A1 JP WO2020208767A1
- 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
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/30—Regulating or controlling the blowing
- C21C5/32—Blowing from above
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/36—Processes yielding slags of special composition
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/5229—Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/5264—Manufacture of alloyed steels including ferro-alloys
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/54—Processes yielding slags of special composition
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C2250/00—Specific additives; Means for adding material different from burners or lances
- C21C2250/06—Hollow electrode
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C2300/00—Process aspects
- C21C2300/08—Particular sequence of the process steps
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/48—Bottoms or tuyéres of converters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Furnace Details (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2019/015736 WO2020208767A1 (ja) | 2019-04-11 | 2019-04-11 | 転炉設備 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2020208767A1 true JPWO2020208767A1 (ja) | 2020-10-15 |
JP7150149B2 JP7150149B2 (ja) | 2022-10-07 |
Family
ID=72751157
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021513107A Active JP7150149B2 (ja) | 2019-04-11 | 2019-04-11 | 転炉設備 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP3954788B1 (ja) |
JP (1) | JP7150149B2 (ja) |
KR (1) | KR102638209B1 (ja) |
CN (1) | CN113677810A (ja) |
WO (1) | WO2020208767A1 (ja) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH073323A (ja) * | 1993-06-21 | 1995-01-06 | Voest Alpine Ind Anlagen Gmbh | 鋼の生産のための転炉 |
JPH09227918A (ja) * | 1996-02-20 | 1997-09-02 | Nippon Steel Corp | ステンレス鋼溶製方法 |
JP2002174413A (ja) * | 2000-08-10 | 2002-06-21 | Yamazaki Kinzoku Kk | 有害物質除去加熱炉 |
JP2004144443A (ja) * | 2002-10-28 | 2004-05-20 | Mitsubishi Heavy Ind Ltd | 直流電気式溶融炉の運転制御装置及びその方法 |
JP2009138964A (ja) * | 2007-12-04 | 2009-06-25 | Electric Power Dev Co Ltd | 金属溶解保持炉およびその運転方法 |
CN103408013A (zh) * | 2013-08-03 | 2013-11-27 | 石家庄新华能源环保科技股份有限公司 | 一种氧电结合电石炉 |
JP2016108575A (ja) * | 2014-12-02 | 2016-06-20 | 新日鐵住金株式会社 | 直流アーク式電気炉による高純度鋼の製造方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB223271A (en) * | 1923-06-11 | 1924-10-11 | Cobb Electro Reduction Corp | Method of and apparatus for volatilizing and oxidizing minerals |
DE4211164C2 (de) * | 1992-03-31 | 1995-02-16 | Mannesmann Ag | Verfahren und Vorrichtung zum Behandeln von riesel- oder fließfähigem Material |
JP4388482B2 (ja) | 2005-01-18 | 2009-12-24 | 新日本製鐵株式会社 | スラグの処理方法 |
-
2019
- 2019-04-11 WO PCT/JP2019/015736 patent/WO2020208767A1/ja unknown
- 2019-04-11 CN CN201980094782.0A patent/CN113677810A/zh active Pending
- 2019-04-11 KR KR1020217030449A patent/KR102638209B1/ko active IP Right Grant
- 2019-04-11 JP JP2021513107A patent/JP7150149B2/ja active Active
- 2019-04-11 EP EP19924395.7A patent/EP3954788B1/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH073323A (ja) * | 1993-06-21 | 1995-01-06 | Voest Alpine Ind Anlagen Gmbh | 鋼の生産のための転炉 |
JPH09227918A (ja) * | 1996-02-20 | 1997-09-02 | Nippon Steel Corp | ステンレス鋼溶製方法 |
JP2002174413A (ja) * | 2000-08-10 | 2002-06-21 | Yamazaki Kinzoku Kk | 有害物質除去加熱炉 |
JP2004144443A (ja) * | 2002-10-28 | 2004-05-20 | Mitsubishi Heavy Ind Ltd | 直流電気式溶融炉の運転制御装置及びその方法 |
JP2009138964A (ja) * | 2007-12-04 | 2009-06-25 | Electric Power Dev Co Ltd | 金属溶解保持炉およびその運転方法 |
CN103408013A (zh) * | 2013-08-03 | 2013-11-27 | 石家庄新华能源环保科技股份有限公司 | 一种氧电结合电石炉 |
JP2016108575A (ja) * | 2014-12-02 | 2016-06-20 | 新日鐵住金株式会社 | 直流アーク式電気炉による高純度鋼の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
EP3954788A4 (en) | 2022-11-23 |
KR20210129698A (ko) | 2021-10-28 |
CN113677810A (zh) | 2021-11-19 |
EP3954788B1 (en) | 2024-01-10 |
KR102638209B1 (ko) | 2024-02-21 |
WO2020208767A1 (ja) | 2020-10-15 |
JP7150149B2 (ja) | 2022-10-07 |
EP3954788C0 (en) | 2024-01-10 |
EP3954788A1 (en) | 2022-02-16 |
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