DE60303802D1 - Frischen von ferrolegierungen - Google Patents

Frischen von ferrolegierungen

Info

Publication number
DE60303802D1
DE60303802D1 DE60303802T DE60303802T DE60303802D1 DE 60303802 D1 DE60303802 D1 DE 60303802D1 DE 60303802 T DE60303802 T DE 60303802T DE 60303802 T DE60303802 T DE 60303802T DE 60303802 D1 DE60303802 D1 DE 60303802D1
Authority
DE
Germany
Prior art keywords
melt
freshing
ferro alloys
particulate material
ferroalloy
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.)
Expired - Lifetime
Application number
DE60303802T
Other languages
English (en)
Other versions
DE60303802T2 (de
Inventor
Andrew Miller Cameron
Christian Juan Feldermann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOC Group Ltd
Original Assignee
BOC Group 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
Application filed by BOC Group Ltd filed Critical BOC Group Ltd
Publication of DE60303802D1 publication Critical patent/DE60303802D1/de
Application granted granted Critical
Publication of DE60303802T2 publication Critical patent/DE60303802T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
    • C22C27/06—Alloys based on chromium
    • 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
    • C21C5/005—Manufacture of stainless steel
    • 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
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/04—Making ferrous alloys by melting

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)
DE60303802T 2002-06-11 2003-06-09 Frischen von ferrolegierungen Expired - Lifetime DE60303802T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0213376 2002-06-11
GBGB0213376.7A GB0213376D0 (en) 2002-06-11 2002-06-11 Refining ferroalloys
PCT/GB2003/002464 WO2003104508A1 (en) 2002-06-11 2003-06-09 Refining ferroalloys

Publications (2)

Publication Number Publication Date
DE60303802D1 true DE60303802D1 (de) 2006-04-27
DE60303802T2 DE60303802T2 (de) 2006-10-19

Family

ID=9938354

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60303802T Expired - Lifetime DE60303802T2 (de) 2002-06-11 2003-06-09 Frischen von ferrolegierungen

Country Status (12)

Country Link
US (1) US8142543B2 (de)
EP (1) EP1511871B1 (de)
KR (1) KR101018535B1 (de)
CN (1) CN1324156C (de)
AT (1) ATE318940T1 (de)
AU (2) AU2003274162A1 (de)
CA (1) CA2488061A1 (de)
DE (1) DE60303802T2 (de)
ES (1) ES2254951T3 (de)
GB (1) GB0213376D0 (de)
WO (1) WO2003104508A1 (de)
ZA (1) ZA200409795B (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0209365D0 (en) * 2002-04-24 2002-06-05 Boc Group Plc Injection of solids into liquids
GB0213376D0 (en) 2002-06-11 2002-07-24 Boc Group Plc Refining ferroalloys
US6932854B2 (en) * 2004-01-23 2005-08-23 Praxair Technology, Inc. Method for producing low carbon steel
GB0511883D0 (en) 2005-06-10 2005-07-20 Boc Group Plc Manufacture of ferroalloys
KR20090041209A (ko) * 2007-10-23 2009-04-28 에이.에이치. 톨만 브론즈 컴퍼니 리미티드 미립자 물질을 야금로에 주입하는 주입장치
US8845779B2 (en) * 2008-09-16 2014-09-30 Istc Co., Ltd. Process for producing molten iron
WO2010107859A2 (en) * 2009-03-19 2010-09-23 Massachusetts Institute Of Technology Method of refining the grain structure of alloys
US20100307196A1 (en) * 2009-06-08 2010-12-09 Richardson Andrew P Burner injection system for glass melting
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
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
US20110127701A1 (en) * 2009-11-30 2011-06-02 Grant Michael G K Dynamic control of lance utilizing co-flow fluidic techniques
CN101818231B (zh) * 2010-04-07 2011-09-28 长春工业大学 防止氩氧精炼铬铁合金过程中发生喷溅的控制方法
CN102443678B (zh) * 2011-12-27 2013-11-27 攀钢集团江油长城特殊钢有限公司 电弧炉采用炉壁碳氧喷枪冶炼不锈钢母液的方法
CN102660659A (zh) * 2012-04-20 2012-09-12 北京科技大学 一种采用顶吹氧枪喷吹冷却剂的转炉提钒工艺
DE102012223921A1 (de) 2012-12-20 2014-06-26 Sms Siemag Ag Blas- und Brennerlanze
EP3495514A1 (de) * 2017-12-06 2019-06-12 Linde Aktiengesellschaft Verfahren zum einspritzen von körnigem material in ein flüssiges metallbad
EP3572706A1 (de) * 2018-05-24 2019-11-27 Linde Aktiengesellschaft Vorrichtung und verfahren zur verschleissüberwachung eines rohres

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4139370A (en) 1972-01-13 1979-02-13 Gesellschaft Fur Elektrometallurgie Mbh Method of refining ferro-alloys
AU525023B2 (en) 1979-05-24 1982-10-14 Sumitomo Metal Industries Ltd. Carbon steel and low alloy steel with bottom blowing b.o.f.
LU83814A1 (fr) 1981-12-04 1983-09-01 Arbed Procede et dispositif pour l'affinage d'un bain de metal contenant des matieres refroidissantes solides
JPS58207313A (ja) 1982-05-28 1983-12-02 Sumitomo Metal Ind Ltd 鋼の精錬方法
JPS58207314A (ja) 1982-05-28 1983-12-02 Sumitomo Metal Ind Ltd 鋼の精錬方法
US4434005A (en) * 1982-09-24 1984-02-28 Arbed S. A. (Luxembourg) Method of and apparatus for refining a melt containing solid cooling material
JPS59159963A (ja) 1983-02-28 1984-09-10 Kawasaki Steel Corp 高クロム溶湯の溶製方法
US4425223A (en) * 1983-03-28 1984-01-10 Atlantic Richfield Company Method for minimizing fouling of heat exchangers
JPS61106744A (ja) 1984-10-31 1986-05-24 Kawasaki Steel Corp ステンレス鋼の溶製方法
JPS61284512A (ja) 1985-06-11 1986-12-15 Sumitomo Metal Ind Ltd クロム鉱石を用いた高クロム鋼の製造方法
LU86321A1 (fr) 1986-02-25 1987-09-10 Arbed Lance de soufflage d'oxygene
JPS62230953A (ja) * 1986-03-31 1987-10-09 Kobe Steel Ltd 中・低炭素フエロマンガンの製造方法
JPH089730B2 (ja) 1991-02-07 1996-01-31 新日本製鐵株式会社 含クロム溶鋼の脱炭精錬法
US5366537A (en) * 1993-01-05 1994-11-22 Steel Technology Corporation Fuel and oxygen addition for metal smelting or refining process
JP3063537B2 (ja) * 1994-09-22 2000-07-12 住友金属工業株式会社 ステンレス鋼の製造方法
US6125133A (en) 1997-03-18 2000-09-26 Praxair, Inc. Lance/burner for molten metal furnace
GB9708543D0 (en) 1997-04-25 1997-06-18 Boc Group Plc Particulate injection burner
US6176894B1 (en) 1998-06-17 2001-01-23 Praxair Technology, Inc. Supersonic coherent gas jet for providing gas into a liquid
TR200100606T2 (tr) * 1998-08-28 2001-10-22 Voest-Alpine Industrieanlagenbau Gmbh Bir metal eriyiğinin hazırlanması için yöntem ve karşılık gelen çok fonksiyonlu püskürtücü
IT1302798B1 (it) 1998-11-10 2000-09-29 Danieli & C Ohg Sp Dispositivo integrato per l'iniezione di ossigeno e gastecnologici e per l'insufflaggio di materiale solido in
AT407263B (de) * 1999-04-22 2001-02-26 Holderbank Financ Glarus Verfahren zum aufarbeiten von stahlschlacken
US6244854B1 (en) 1999-05-13 2001-06-12 The Boc Group, Inc. Burner and combustion method for the production of flame jet sheets in industrial furnaces
US6261338B1 (en) * 1999-10-12 2001-07-17 Praxair Technology, Inc. Gas and powder delivery system and method of use
US6250915B1 (en) 2000-03-29 2001-06-26 The Boc Group, Inc. Burner and combustion method for heating surfaces susceptible to oxidation or reduction
GB0213376D0 (en) 2002-06-11 2002-07-24 Boc Group Plc Refining ferroalloys

Also Published As

Publication number Publication date
WO2003104508A1 (en) 2003-12-18
ZA200409795B (en) 2005-10-12
GB0213376D0 (en) 2002-07-24
US20060060028A1 (en) 2006-03-23
DE60303802T2 (de) 2006-10-19
CN1675392A (zh) 2005-09-28
ES2254951T3 (es) 2006-06-16
EP1511871A1 (de) 2005-03-09
AU2009236006A1 (en) 2009-11-26
EP1511871B1 (de) 2006-03-01
AU2003274162A1 (en) 2003-12-22
CA2488061A1 (en) 2003-12-18
US8142543B2 (en) 2012-03-27
KR20050008809A (ko) 2005-01-21
KR101018535B1 (ko) 2011-03-03
CN1324156C (zh) 2007-07-04
ATE318940T1 (de) 2006-03-15
AU2009236006B2 (en) 2011-07-14

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