ATE546553T1 - Verbesserte lanze für die ld-stahlherstellung - Google Patents

Verbesserte lanze für die ld-stahlherstellung

Info

Publication number
ATE546553T1
ATE546553T1 AT06745217T AT06745217T ATE546553T1 AT E546553 T1 ATE546553 T1 AT E546553T1 AT 06745217 T AT06745217 T AT 06745217T AT 06745217 T AT06745217 T AT 06745217T AT E546553 T1 ATE546553 T1 AT E546553T1
Authority
AT
Austria
Prior art keywords
supply line
gas supply
pressure gas
nozzle
central
Prior art date
Application number
AT06745217T
Other languages
German (de)
English (en)
Inventor
Rajamani Sambasivam
Surya Lenka
Franz Durst
Sanjay Chandra
Satish Ajmani
Original Assignee
Tata Steel Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=38023007&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE546553(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Tata Steel Ltd filed Critical Tata Steel Ltd
Application granted granted Critical
Publication of ATE546553T1 publication Critical patent/ATE546553T1/de

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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces ; Tank furnaces
    • F27B3/10—Details, accessories or equipment, e.g. dust-collectors, specially adapted for hearth-type furnaces
    • F27B3/22—Arrangements of air or gas supply devices
    • F27B3/225—Oxygen blowing
    • 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
    • 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

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)
  • Treatment Of Steel In Its Molten State (AREA)
AT06745217T 2005-11-10 2006-05-04 Verbesserte lanze für die ld-stahlherstellung ATE546553T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN1023KO2005 2005-11-10
PCT/IN2006/000153 WO2007054957A1 (en) 2005-11-10 2006-05-04 An improved lance for ld steelmaking

Publications (1)

Publication Number Publication Date
ATE546553T1 true ATE546553T1 (de) 2012-03-15

Family

ID=38023007

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06745217T ATE546553T1 (de) 2005-11-10 2006-05-04 Verbesserte lanze für die ld-stahlherstellung

Country Status (8)

Country Link
EP (1) EP1963541B1 (pl)
JP (1) JP5047185B2 (pl)
KR (1) KR101290639B1 (pl)
AT (1) ATE546553T1 (pl)
BR (1) BRPI0618348B1 (pl)
PL (1) PL1963541T3 (pl)
RU (1) RU2414512C2 (pl)
WO (1) WO2007054957A1 (pl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8377372B2 (en) 2009-11-30 2013-02-19 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Dynamic lances utilizing fluidic techniques
US8323558B2 (en) 2009-11-30 2012-12-04 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Dynamic control of lance utilizing counterflow fluidic techniques
US10781499B2 (en) * 2018-01-17 2020-09-22 Air Products And Chemicals, Inc. Bottom stirring tuyere and method for a basic oxygen furnace
JP7380444B2 (ja) * 2020-06-24 2023-11-15 Ｊｆｅスチール株式会社 転炉脱りん処理用上吹きランスおよび転炉吹錬方法
CN116103465A (zh) * 2023-03-03 2023-05-12 攀钢集团西昌钢钒有限公司 用于提钒转炉的氧枪

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5848758U (ja) * 1981-09-30 1983-04-01 新日本製鐵株式会社 転炉における上吹きランスノズル形状
FR2521167B1 (fr) * 1982-02-10 1987-04-30 Siderurgie Fse Inst Rech Lance d'injection de gaz pour convertisseur metallurgique
SU1380214A1 (ru) * 1985-08-22 1998-12-20 Западно-Сибирский металлургический комбинат Способ выплавки стали в конвертере и устройство для его осуществления
JPS6260807A (ja) * 1985-09-10 1987-03-17 Nippon Kokan Kk <Nkk> 転炉操業方法及び酸素吹込ランス
RU2025498C1 (ru) * 1992-09-01 1994-12-30 Научно-экспериментальное предприятие "Уральский научно-исследовательский институт черных металлов" Фурма для нестационарной продувки
JPH06240329A (ja) * 1993-02-17 1994-08-30 Nippon Steel Corp 溶融金属精錬用上吹き酸素ランス及び溶融金属精錬方法
JPH07138632A (ja) * 1993-11-18 1995-05-30 Nippon Steel Corp 電気炉内へ酸素ガスを吹込むランスのノズル構造
JP3655659B2 (ja) * 1995-03-03 2005-06-02 新日本製鐵株式会社 歩留りの良い転炉上吹き送酸方法
US5681526A (en) * 1996-04-23 1997-10-28 Usx Corporation Method and apparatus for post-combustion of gases during the refining of molten metal
JPH10287909A (ja) * 1997-04-15 1998-10-27 Sumitomo Metal Ind Ltd 転炉吹錬兼炉口地金溶解用上吹きランス
RU2112048C1 (ru) * 1997-06-10 1998-05-27 Акционерное общество "Новолипецкий металлургический комбинат" Фурма для продувки металла
IT1302799B1 (it) * 1998-11-10 2000-09-29 Danieli & C Ohg Sp Ugello per dispositivo di iniezione di ossigeno e gastecnologici e relativo metodo di dimensionamento

Also Published As

Publication number Publication date
BRPI0618348A2 (pt) 2013-01-08
JP5047185B2 (ja) 2012-10-10
KR101290639B1 (ko) 2013-07-30
BRPI0618348B1 (pt) 2018-11-21
JP2009516070A (ja) 2009-04-16
EP1963541B1 (en) 2012-02-22
KR20080077359A (ko) 2008-08-22
RU2008123506A (ru) 2009-12-27
WO2007054957A1 (en) 2007-05-18
PL1963541T3 (pl) 2012-07-31
EP1963541A1 (en) 2008-09-03
RU2414512C2 (ru) 2011-03-20

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