BRPI0916974A2 - processo para o controle de escória com espuma de uma fusão inoxidável em um forno de arco voltaico elétrico - Google Patents

processo para o controle de escória com espuma de uma fusão inoxidável em um forno de arco voltaico elétrico

Info

Publication number
BRPI0916974A2
BRPI0916974A2 BRPI0916974A BRPI0916974A BRPI0916974A2 BR PI0916974 A2 BRPI0916974 A2 BR PI0916974A2 BR PI0916974 A BRPI0916974 A BR PI0916974A BR PI0916974 A BRPI0916974 A BR PI0916974A BR PI0916974 A2 BRPI0916974 A2 BR PI0916974A2
Authority
BR
Brazil
Prior art keywords
foam
stainless
control
electric arc
arc furnace
Prior art date
Application number
BRPI0916974A
Other languages
English (en)
Inventor
Johann Reichel
Original Assignee
Sms Siemag Ag
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 Sms Siemag Ag filed Critical Sms Siemag Ag
Publication of BRPI0916974A2 publication Critical patent/BRPI0916974A2/pt

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
    • C21C5/52—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
    • 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
    • C21C5/527—Charging of the electric furnace
    • 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; Tank furnaces
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
    • 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; Tank furnaces
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/28—Arrangement of controlling, monitoring, alarm or the like devices
    • 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
    • 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
    • C21C2005/5288—Measuring or sampling devices
    • 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
    • C21C2300/02—Foam creation
    • 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
    • F27D2019/0003—Monitoring the temperature or a characteristic of the charge and using it as a controlling value
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
BRPI0916974A 2008-08-26 2009-08-07 processo para o controle de escória com espuma de uma fusão inoxidável em um forno de arco voltaico elétrico BRPI0916974A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008045054A DE102008045054A1 (de) 2008-08-26 2008-08-26 Verfahren zur Schaumschlackensteuerung einer Rostfreischmelze in einem Elektrolichtbogenofen
PCT/DE2009/001137 WO2010022703A2 (de) 2008-08-26 2009-08-07 Verfahren zur schaumschlackensteuerung einer rostfreischmelze in einem elektrolichtbogenofen

Publications (1)

Publication Number Publication Date
BRPI0916974A2 true BRPI0916974A2 (pt) 2015-11-24

Family

ID=41606027

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0916974A BRPI0916974A2 (pt) 2008-08-26 2009-08-07 processo para o controle de escória com espuma de uma fusão inoxidável em um forno de arco voltaico elétrico

Country Status (13)

Country Link
US (1) US8728194B2 (pt)
EP (1) EP2329049B1 (pt)
JP (1) JP5608651B2 (pt)
KR (1) KR20110034014A (pt)
CN (1) CN102137941B (pt)
BR (1) BRPI0916974A2 (pt)
CA (1) CA2735274C (pt)
DE (1) DE102008045054A1 (pt)
MX (1) MX2011001248A (pt)
RU (1) RU2478122C2 (pt)
UA (1) UA97766C2 (pt)
WO (1) WO2010022703A2 (pt)
ZA (1) ZA201100447B (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI2564141T4 (fi) 2010-04-26 2024-02-02 Hatch Ltd Metallurgisen uunin täyttötason mittaus
EP2807438B1 (de) * 2012-01-25 2016-08-10 INNOVATHERM Prof. Dr. Leisenberg GmbH + Co. KG Verfahren zum betrieb eines anodenbrennofens und steuerungsvorrichtung
FI127188B (en) 2015-04-10 2018-01-15 Outotec Finland Oy METHOD AND ORGANIZATION FOR USING A METALLURGICAL OVEN AND COMPUTER SOFTWARE PRODUCT
CN106871643B (zh) * 2017-04-11 2019-03-05 攀钢集团研究院有限公司 钛渣冶炼炉及其监控方法
CN115679038B (zh) * 2022-10-31 2024-05-10 辽宁省沈抚改革创新示范区东大工业技术研究院 一种基于噪声和温度的电弧炉泡沫渣高度控制方法及系统

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60230929A (ja) * 1984-04-27 1985-11-16 Nippon Steel Corp 転炉操業方法
ATA155793A (de) 1993-08-04 1996-04-15 Voest Alpine Ind Anlagen Verfahren zum herstellen einer metallschmelze und anlage zur durchführung des verfahrens
JP3247781B2 (ja) 1993-12-09 2002-01-21 川崎製鉄株式会社 電気炉の操業方法
AT400245B (de) * 1993-12-10 1995-11-27 Voest Alpine Ind Anlagen Verfahren und anlage zum herstellen einer eisenschmelze
JP2001181727A (ja) * 1999-12-21 2001-07-03 Kawasaki Steel Corp 電気炉の炉内状況監視方法
CN1178554C (zh) * 2000-03-17 2004-12-01 密执安特种矿石公司 自动控制熔渣起泡的装置和方法
CN1112573C (zh) * 2000-10-16 2003-06-25 张健 全方位非接触红外测温摄像一体化智能摄像机
DE20017930U1 (de) * 2000-10-19 2001-01-04 BSE Badische Stahl Engineering GmbH, 77694 Kehl Eintragvorrichtung für Elektrolichtbogenöfen mit neuartigen Lanzen
US6793708B1 (en) * 2001-10-16 2004-09-21 Jeremy A. T. Jones Slag composition
US20030212502A1 (en) * 2002-05-13 2003-11-13 Rojas Luis Paredes System for a non-invasive online discrete measurement of phase levels in converters or pyromet allurgical furnaces
CN2729668Y (zh) * 2004-09-14 2005-09-28 吴爱华 一种用于测量高温液体温度的测温装置
WO2007009924A1 (de) 2005-07-22 2007-01-25 Siemens Aktiengesellschaft Verfahren zur bestimmung mindestens einer zustandsgrösse eines elektrolichtbogenofens und elektrolichtbogenofen
US20070133651A1 (en) * 2005-12-14 2007-06-14 Gerhan Ronald E Method for controlling foaming of slag in an electric arc furnace
DE102006004532B4 (de) 2006-02-01 2014-10-09 Sms Siemag Aktiengesellschaft Verfahren zur Erzeugung einer Schaumschlacke in einer metallischen Schmelze
JP4707635B2 (ja) * 2006-09-14 2011-06-22 三菱重工環境・化学エンジニアリング株式会社 溶融炉の炉底監視方法及び装置

Also Published As

Publication number Publication date
DE102008045054A1 (de) 2010-03-04
WO2010022703A2 (de) 2010-03-04
EP2329049A2 (de) 2011-06-08
JP2012500898A (ja) 2012-01-12
RU2478122C2 (ru) 2013-03-27
UA97766C2 (ru) 2012-03-12
EP2329049B1 (de) 2018-07-18
US8728194B2 (en) 2014-05-20
CA2735274C (en) 2013-02-05
MX2011001248A (es) 2011-03-25
CN102137941B (zh) 2014-11-19
RU2011111486A (ru) 2012-10-10
KR20110034014A (ko) 2011-04-04
ZA201100447B (en) 2011-09-28
CN102137941A (zh) 2011-07-27
JP5608651B2 (ja) 2014-10-15
WO2010022703A3 (de) 2010-07-29
CA2735274A1 (en) 2010-03-04
US20110146447A1 (en) 2011-06-23

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B12B Appeal against refusal [chapter 12.2 patent gazette]
B11D Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time