IN2014MN00581A - - Google Patents
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- Publication number
- IN2014MN00581A IN2014MN00581A IN581MUN2014A IN2014MN00581A IN 2014MN00581 A IN2014MN00581 A IN 2014MN00581A IN 581MUN2014 A IN581MUN2014 A IN 581MUN2014A IN 2014MN00581 A IN2014MN00581 A IN 2014MN00581A
- Authority
- IN
- India
- Prior art keywords
- oxygen gas
- nozzle
- gas injection
- ejection opening
- refining oxygen
- Prior art date
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 6
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 abstract 5
- 229910001882 dioxygen Inorganic materials 0.000 abstract 5
- 238000002347 injection Methods 0.000 abstract 5
- 239000007924 injection Substances 0.000 abstract 5
- 238000007670 refining Methods 0.000 abstract 5
- 229910052742 iron Inorganic materials 0.000 abstract 3
- 239000000843 powder Substances 0.000 abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or desulfurising
-
- 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
- C21C5/35—Blowing from above and through the bath
-
- 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
- C21C5/4606—Lances or injectors
-
- 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
- C21C5/4606—Lances or injectors
- C21C5/462—Means for handling, e.g. adjusting, changing, coupling
-
- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
-
- 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
- C21C5/5211—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace
- C21C5/5217—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace equipped with burners or devices for injecting gas, i.e. oxygen, or pulverulent materials into the furnace
-
- 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
- F27D19/00—Arrangements of controlling devices
- F27D2019/0028—Regulation
- F27D2019/0034—Regulation through control of a heating quantity such as fuel, oxidant or intensity of current
-
- 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
- F27D19/00—Arrangements of controlling devices
- F27D2019/0028—Regulation
- F27D2019/0075—Regulation of the charge quantity
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011227627A JP5365678B2 (ja) | 2011-10-17 | 2011-10-17 | バーナー機能を付与した粉体吹込みランス、その粉体吹込みランスを用いた溶鉄の精錬方法および金属溶湯の溶融還元方法 |
| JP2012080173A JP5928094B2 (ja) | 2012-03-30 | 2012-03-30 | 溶融鉄の精錬方法 |
| JP2012080174A JP5928095B2 (ja) | 2012-03-30 | 2012-03-30 | 溶融鉄の精錬方法 |
| PCT/JP2012/006610 WO2013057927A1 (ja) | 2011-10-17 | 2012-10-16 | 粉体吹込みランスおよびその粉体吹込みランスを用いた溶融鉄の精錬方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN2014MN00581A true IN2014MN00581A (enExample) | 2015-07-03 |
Family
ID=48140593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN581MUN2014 IN2014MN00581A (enExample) | 2011-10-17 | 2012-10-16 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US9580764B2 (enExample) |
| EP (1) | EP2752497B1 (enExample) |
| KR (1) | KR101623285B1 (enExample) |
| CN (1) | CN103890199B (enExample) |
| IN (1) | IN2014MN00581A (enExample) |
| TW (1) | TWI535853B (enExample) |
| WO (1) | WO2013057927A1 (enExample) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5988014B1 (ja) * | 2015-01-27 | 2016-09-07 | Ｊｆｅスチール株式会社 | 電気炉による溶鉄の製造方法 |
| BR102015003522A2 (pt) * | 2015-02-19 | 2016-08-23 | Lumar Metals Ltda | conjunto de lança de sopro para fabricação e refino de metais |
| CN107429303B (zh) * | 2015-03-30 | 2019-12-31 | 杰富意钢铁株式会社 | 顶底同吹转炉的操作方法 |
| KR20160126190A (ko) | 2015-04-23 | 2016-11-02 | 주식회사 포스코 | 진공조 랜스 윤활장치 |
| WO2016205312A1 (en) * | 2015-06-17 | 2016-12-22 | Epps Larry J | Coaxial material-stirring lance and method for use |
| US10344343B2 (en) | 2016-06-15 | 2019-07-09 | Larry J Epps | Multiple chamber material-stirring lance and method |
| KR101798844B1 (ko) * | 2016-09-02 | 2017-11-17 | 주식회사 포스코 | 랜스 및 이를 이용한 조업 방법 |
| EP3575419B1 (en) * | 2017-05-08 | 2021-09-29 | JFE Steel Corporation | Method for operating the top blowing lance of a converter |
| KR20200003114A (ko) * | 2017-08-21 | 2020-01-08 | 닛폰세이테츠 가부시키가이샤 | 전로 취련용 상취 랜스 및 용선의 정련 방법 |
| EP3495514A1 (en) * | 2017-12-06 | 2019-06-12 | Linde Aktiengesellschaft | Process for injecting particulate material into a liquid metal bath |
| KR102356773B1 (ko) * | 2017-12-15 | 2022-02-08 | 제이에프이 스틸 가부시키가이샤 | 용철의 정련 방법 |
| CN108374070A (zh) * | 2018-05-04 | 2018-08-07 | 北京京科名创工程技术有限公司 | 喷吹注剂搅拌装置 |
| DE102018208433A1 (de) * | 2018-05-29 | 2019-12-05 | Sms Group Gmbh | Sauerstoffinjektor für einen Konverter insbesondere zur Stahlherstellung |
| CN109182653A (zh) * | 2018-10-16 | 2019-01-11 | 含山县林头宝兴铸造厂 | 一种生铁铸件的高效脱硫方法 |
| KR102639551B1 (ko) * | 2019-11-06 | 2024-02-21 | 제이에프이 스틸 가부시키가이샤 | 전기로에 의한 용철의 제조 방법 |
| JP7372546B2 (ja) * | 2020-03-19 | 2023-11-01 | 日本製鉄株式会社 | 溶解炉の精錬方法 |
| CN112094980B (zh) * | 2020-08-18 | 2021-06-01 | 北京科技大学 | 一种转炉顶底复合喷粉高效冶炼的系统及冶炼方法 |
| DE102020215147A1 (de) | 2020-12-01 | 2022-06-02 | Sms Group Gmbh | Verfahren zum pyrometallurgischen Einschmelzen von metallhaltigen Rohstoffen, Reststoffen und/oder Sekundärreststoffen |
| WO2022163219A1 (ja) * | 2021-01-26 | 2022-08-04 | Ｊｆｅスチール株式会社 | 溶鉄の精錬方法 |
| CN116745439A (zh) * | 2021-02-01 | 2023-09-12 | 杰富意钢铁株式会社 | 转炉的顶吹喷枪、添加副原料的方法和铁水的精炼方法 |
| CN115323101B (zh) * | 2022-08-02 | 2023-12-15 | 鞍钢股份有限公司 | 一种转炉氧枪快速打火的方法 |
| CN115681989A (zh) * | 2022-10-31 | 2023-02-03 | 山西智博环化工程有限公司 | 熔融炉内热流场的控制方法、熔融炉及其应用 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6067610A (ja) | 1983-09-19 | 1985-04-18 | Sumitomo Metal Ind Ltd | 製鋼法 |
| US4752330A (en) * | 1986-11-21 | 1988-06-21 | American Combustion, Inc. | Method for melting and refining metals |
| JP3577365B2 (ja) | 1995-06-30 | 2004-10-13 | 新日本製鐵株式会社 | 溶銑の予備処理方法 |
| JPH1180825A (ja) | 1997-09-09 | 1999-03-26 | Nippon Steel Corp | 転炉精錬用上吹きランスおよびそれによる転炉精錬方法 |
| EP1108071B1 (de) * | 1998-08-28 | 2003-06-04 | VOEST-ALPINE Industrieanlagenbau GmbH | Multifunktionslanze und deren verwendung |
| JP2000345226A (ja) | 1999-06-02 | 2000-12-12 | Sumitomo Metal Ind Ltd | 溶銑の脱りん方法 |
| JP4019117B2 (ja) | 2001-09-28 | 2007-12-12 | 大陽日酸株式会社 | 粉体吹込み装置および精錬方法 |
| JP2003268434A (ja) * | 2002-03-13 | 2003-09-25 | Jfe Steel Kk | ガス上吹きランス及びそれを用いた溶鉄の精錬方法 |
| JP2004000093A (ja) | 2002-05-31 | 2004-01-08 | Toshiba Lighting & Technology Corp | 発光装置および照明装置 |
| JP4050195B2 (ja) | 2002-07-08 | 2008-02-20 | 大陽日酸株式会社 | 冷鉄源の溶解・精錬炉の操業方法および精錬方法 |
| JP5031977B2 (ja) | 2004-05-31 | 2012-09-26 | Ｊｆｅスチール株式会社 | 溶銑の脱燐処理方法 |
| JP4735169B2 (ja) | 2005-09-30 | 2011-07-27 | Ｊｆｅスチール株式会社 | 溶銑の脱燐処理方法 |
| DE102008063796A1 (de) * | 2008-12-17 | 2010-06-24 | Sms Siemag Aktiengesellschaft | Verfahren zum Erzeugen von Stahl mit niedrigem Phosphorgehalt in einem Sauerstoffkonverter |
| CN201476584U (zh) * | 2009-08-31 | 2010-05-19 | 王景智 | 电炉炼钢用碳氧喷枪 |
| JP5707702B2 (ja) * | 2010-01-29 | 2015-04-30 | Ｊｆｅスチール株式会社 | 溶銑の脱燐処理方法 |
-
2012
- 2012-10-16 IN IN581MUN2014 patent/IN2014MN00581A/en unknown
- 2012-10-16 CN CN201280051169.9A patent/CN103890199B/zh active Active
- 2012-10-16 KR KR1020147012938A patent/KR101623285B1/ko active Active
- 2012-10-16 WO PCT/JP2012/006610 patent/WO2013057927A1/ja not_active Ceased
- 2012-10-16 EP EP12841632.8A patent/EP2752497B1/en active Active
- 2012-10-16 US US14/351,910 patent/US9580764B2/en active Active
- 2012-10-17 TW TW101138277A patent/TWI535853B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| KR20140084185A (ko) | 2014-07-04 |
| EP2752497A1 (en) | 2014-07-09 |
| EP2752497A4 (en) | 2016-03-02 |
| WO2013057927A1 (ja) | 2013-04-25 |
| US9580764B2 (en) | 2017-02-28 |
| EP2752497B1 (en) | 2018-08-22 |
| BR112014009106A2 (pt) | 2017-04-18 |
| TW201326408A (zh) | 2013-07-01 |
| CN103890199B (zh) | 2016-01-20 |
| TWI535853B (zh) | 2016-06-01 |
| US20140298955A1 (en) | 2014-10-09 |
| KR101623285B1 (ko) | 2016-05-20 |
| CN103890199A (zh) | 2014-06-25 |
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