EP1541699A4 - Verfahren zum mischen von stahl - Google Patents

Verfahren zum mischen von stahl

Info

Publication number
EP1541699A4
EP1541699A4 EP02768214A EP02768214A EP1541699A4 EP 1541699 A4 EP1541699 A4 EP 1541699A4 EP 02768214 A EP02768214 A EP 02768214A EP 02768214 A EP02768214 A EP 02768214A EP 1541699 A4 EP1541699 A4 EP 1541699A4
Authority
EP
European Patent Office
Prior art keywords
gas
steel
metal
ladle
powder mixture
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
EP02768214A
Other languages
English (en)
French (fr)
Other versions
EP1541699B1 (de
EP1541699A1 (de
Inventor
Ewald Schumacher
Viktor Nikolaevich Khloponin
Edgar Schumacher
Ivan Vasilievich Zinkovsky
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.)
Techcom Import Export GmbH
Original Assignee
Techcom Import Export GmbH
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 Techcom Import Export GmbH filed Critical Techcom Import Export GmbH
Publication of EP1541699A1 publication Critical patent/EP1541699A1/de
Publication of EP1541699A4 publication Critical patent/EP1541699A4/de
Application granted granted Critical
Publication of EP1541699B1 publication Critical patent/EP1541699B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F27D27/00—Stirring devices for molten material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies 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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/06—Constructional features of mixers for pig-iron
    • 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
    • C21C7/0075—Treating in a ladle furnace, e.g. up-/reheating of molten steel within the ladle
    • 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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/072—Treatment with gases
    • 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/18—Charging particulate material using a fluid carrier
    • 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
    • F27D27/00—Stirring devices for molten material
    • F27D2027/002—Gas stirring

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Paper (AREA)
  • Heat Treatment Of Steel (AREA)
  • Furnace Details (AREA)
EP02768214A 2002-04-03 2002-08-29 Verfahren zum rühren von stahl Expired - Lifetime EP1541699B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
RU2002108332 2002-04-03
RU2002108332/02A RU2208054C1 (ru) 2002-04-03 2002-04-03 Способ перемешивания стали в ковше
PCT/RU2002/000400 WO2003083145A1 (en) 2002-04-03 2002-08-29 Method for feeling steel

Publications (3)

Publication Number Publication Date
EP1541699A1 EP1541699A1 (de) 2005-06-15
EP1541699A4 true EP1541699A4 (de) 2005-09-21
EP1541699B1 EP1541699B1 (de) 2009-01-21

Family

ID=28673171

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02768214A Expired - Lifetime EP1541699B1 (de) 2002-04-03 2002-08-29 Verfahren zum rühren von stahl

Country Status (8)

Country Link
EP (1) EP1541699B1 (de)
AT (1) ATE421598T1 (de)
AU (1) AU2002332367A1 (de)
DE (1) DE50213248D1 (de)
ES (1) ES2321071T3 (de)
RU (1) RU2208054C1 (de)
UA (1) UA77545C2 (de)
WO (1) WO2003083145A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1750075A1 (de) * 2005-08-05 2007-02-07 Vesuvius Becker & Piscantor Grossalmeroder Schmelztiegelwerke GmbH & Co. KG Tiegel zur Behandlung von flüssigem Metall und Verfahren zu dessen Herstellung
RU2304172C1 (ru) * 2005-12-23 2007-08-10 Открытое акционерное общество "Северский трубный завод" Способ перемешивания стали в ковше
RU2388832C2 (ru) * 2008-06-09 2010-05-10 Открытое акционерное общество "Северский трубный завод" Способ перемешивания стали в ковше
EP2910651A1 (de) * 2014-02-19 2015-08-26 Siemens VAI Metals Technologies GmbH Verfahren zum Umwälzen eines Metallbades und Ofenanlage
RU2653743C1 (ru) * 2017-03-20 2018-05-14 Публичное акционерное общество "Северсталь" (ПАО "Северсталь") Способ перемешивания стали в металлургическом агрегате
CN111822665B (zh) * 2020-07-25 2021-12-21 莱芜钢铁集团银山型钢有限公司 一种用于连铸中间包透气上水口座砖的吹氩控制方法及氩气控制装置
CN115475933B (zh) * 2022-10-13 2024-04-26 莱芜钢铁集团银山型钢有限公司 一种板坯连铸机水口吹氩密封的保护方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1492953A (en) * 1974-08-14 1977-11-23 Inland Steel Co Leaded steel bar
JPH06235018A (ja) * 1993-02-09 1994-08-23 Kawasaki Steel Corp 取鍋精錬における底吹きガス制御方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE786018A (fr) * 1971-07-09 1973-01-08 Allegheny Ludlum Ind Inc Procede d'injection d'un gaz reactif dans un bain de metal fondu
SU1024509A1 (ru) * 1981-12-23 1983-06-23 Днепродзержинский Ордена Трудового Красного Знамени Индустриальный Институт Им.М.И.Арсеничева Способ передела чугуна в конвертере
RU2023017C1 (ru) * 1992-03-11 1994-11-15 Пак Юрий Алексеевич Устройство для десульфурации шлакового расплава
RU2132394C1 (ru) * 1998-06-02 1999-06-27 Открытое акционерное общество "Северсталь" Способ выплавки стали в дуговой сталеплавильной печи
CN1087034C (zh) * 1999-11-02 2002-07-03 北京科技大学 盛钢桶浸渍罩密闭钢液喷粉脱硫方法及装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1492953A (en) * 1974-08-14 1977-11-23 Inland Steel Co Leaded steel bar
JPH06235018A (ja) * 1993-02-09 1994-08-23 Kawasaki Steel Corp 取鍋精錬における底吹きガス制御方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 018, no. 615 (C - 1277) 24 November 1994 (1994-11-24) *

Also Published As

Publication number Publication date
ES2321071T3 (es) 2009-06-02
EP1541699B1 (de) 2009-01-21
DE50213248D1 (de) 2009-03-12
ATE421598T1 (de) 2009-02-15
AU2002332367A1 (en) 2003-10-13
UA77545C2 (en) 2006-12-15
RU2208054C1 (ru) 2003-07-10
WO2003083145A1 (en) 2003-10-09
EP1541699A1 (de) 2005-06-15

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