ATE172752T1 - Verfahren und vorrichtung zum einleiten von gasen in metallschmelzen - Google Patents

Verfahren und vorrichtung zum einleiten von gasen in metallschmelzen

Info

Publication number
ATE172752T1
ATE172752T1 AT94928757T AT94928757T ATE172752T1 AT E172752 T1 ATE172752 T1 AT E172752T1 AT 94928757 T AT94928757 T AT 94928757T AT 94928757 T AT94928757 T AT 94928757T AT E172752 T1 ATE172752 T1 AT E172752T1
Authority
AT
Austria
Prior art keywords
pct
melt
gas
introducing gases
sec
Prior art date
Application number
AT94928757T
Other languages
English (en)
Inventor
Anatoly Sizov
Horst-Dieter Schoeler
Ulrich Meyer
Original Assignee
Mannesmann 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 Mannesmann Ag filed Critical Mannesmann Ag
Application granted granted Critical
Publication of ATE172752T1 publication Critical patent/ATE172752T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
    • 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
    • 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
    • C21C5/4673—Measuring and 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
    • 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
    • C21C5/48—Bottoms or tuyéres of converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Chemical Vapour Deposition (AREA)
  • Coating With Molten Metal (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
AT94928757T 1993-10-15 1994-09-28 Verfahren und vorrichtung zum einleiten von gasen in metallschmelzen ATE172752T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4335643A DE4335643C1 (de) 1993-10-15 1993-10-15 Verfahren und Vorrichtung zum Einleiten von Gasen in Metallschmelzen

Publications (1)

Publication Number Publication Date
ATE172752T1 true ATE172752T1 (de) 1998-11-15

Family

ID=6500506

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94928757T ATE172752T1 (de) 1993-10-15 1994-09-28 Verfahren und vorrichtung zum einleiten von gasen in metallschmelzen

Country Status (7)

Country Link
US (1) US5803948A (de)
EP (1) EP0730667B1 (de)
CN (1) CN1038046C (de)
AT (1) ATE172752T1 (de)
AU (1) AU7806594A (de)
DE (2) DE4335643C1 (de)
WO (1) WO1995010634A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CZ20004714A3 (cs) 1998-07-01 2001-09-12 The Procter & Gamble Company Způsob odstraňování vody z vláknitého rouna za použití oscilačního reverzního proudu dopadajícího plynu
US6308436B1 (en) 1998-07-01 2001-10-30 The Procter & Gamble Company Process for removing water from fibrous web using oscillatory flow-reversing air or gas
DE19835272A1 (de) * 1998-08-04 2000-02-10 Linde Ag Verfahren zum Eintragen von Sauerstoff und/oder eines Sauerstoff-haltigen Gasgemisches in eine Schmelze
DE10035593A1 (de) * 2000-07-21 2002-01-31 Norddeutsche Affinerie Verfahren und Vorrichtung zur Verminderung des Sauerstoffgehaltes einer Kupferschmelze
US6805831B2 (en) * 2002-05-10 2004-10-19 Luis Paredes Rojas Mechanical waves generator system in a converter or pyrometallurgical furnace
US6787099B2 (en) * 2002-05-10 2004-09-07 Luis Paredes Rojas Mechanical waves generator system in a converter or pyrometallurgical furnace
US6790406B2 (en) * 2002-05-10 2004-09-14 Luis Paredes Rojas Mechanical waves generator system in a converter or pyrometallurgical furnace
US6836734B2 (en) * 2002-05-13 2004-12-28 Luis Paredes Rojas System for a non-invasive online discrete measurement of phase levels in converters or pyrometallurgical furnaces
US6786082B2 (en) * 2002-05-13 2004-09-07 Luis Paredes Rojas System for a non-invasive online continuous measurement of phase levels in converters or pyrometallurgical furnaces
US6792358B2 (en) * 2002-05-13 2004-09-14 Luis Paredes Rojas System for a non-invasive online continuous measurement of phrase levels in converters or pyrometallurgical furnaces
RU2235135C1 (ru) * 2003-06-16 2004-08-27 Хлопонин Виктор Николаевич Фурменное устройство для введения газовых сред под уровень жидкого металла
US7682556B2 (en) * 2005-08-16 2010-03-23 Ut-Battelle Llc Degassing of molten alloys with the assistance of ultrasonic vibration
CN103056318B (zh) * 2008-03-05 2017-06-09 南线有限责任公司 作为熔融金属中的防护屏蔽层的铌
DK2556176T3 (da) 2010-04-09 2020-05-04 Southwire Co Llc Ultralydsafgasning af smeltede metaller
US8652397B2 (en) 2010-04-09 2014-02-18 Southwire Company Ultrasonic device with integrated gas delivery system
CN102559993A (zh) * 2012-01-18 2012-07-11 中冶赛迪工程技术股份有限公司 金属熔池脉动气体搅拌装置及方法
PL3071718T3 (pl) 2013-11-18 2020-02-28 Southwire Company, Llc Sondy ultradźwiękowe z wylotami gazu dla odgazowywania stopionych metali
PL2942406T3 (pl) * 2014-05-05 2016-08-31 Refractory Intellectual Property Gmbh & Co Kg Ognioodporny ceramiczny element do przedmuchiwania gazem
US10233515B1 (en) 2015-08-14 2019-03-19 Southwire Company, Llc Metal treatment station for use with ultrasonic degassing system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE753613C (de) * 1943-02-03 1953-02-23 Ig Farbenindustrie Ag Verfahren zum Entgasen von Fluessigkeiten und Metallschmelzen
GB1227876A (de) * 1968-05-27 1971-04-07
GB2102926B (en) * 1981-06-03 1985-05-15 Nippon Kokan Kk Gas blowing nozzle, and production and usage thereof
US4392636A (en) * 1981-07-22 1983-07-12 Swiss Aluminium Ltd. Apparatus for degassing molten metal
LU85131A1 (de) * 1983-12-12 1985-09-12 Arbed Gasdurchlaessiger baukoerper aus feuerfestem material
RU1786097C (ru) * 1988-06-27 1993-01-07 Ленинградский механический институт им.Маршала Советского Союза Устинова Д.Ф. Устройство дл ввода акустической энергии в конвертер
JPH02173205A (ja) * 1988-12-27 1990-07-04 Nippon Steel Corp Ｒｈ脱ガス装置の浸漬管
JPH02173204A (ja) * 1988-12-27 1990-07-04 Nippon Steel Corp Ｒｈ脱ガス装置の真空槽
JPH0735552B2 (ja) * 1989-05-15 1995-04-19 川崎製鉄株式会社 溶融金属中における微細気泡の発生方法および装置
JPH02301525A (ja) * 1989-05-17 1990-12-13 Kobe Steel Ltd 焼結機への原料装入方法
DE4101833A1 (de) * 1991-01-23 1992-08-06 Hoesch Stahl Ag Vorrichtung zum einleiten von liftgas in den ruessel einer vakuumanlage
DE4121329C2 (de) * 1991-06-28 1995-09-07 Veitsch Radex Ag Gasspülstein

Also Published As

Publication number Publication date
WO1995010634A1 (de) 1995-04-20
DE59407192D1 (de) 1998-12-03
AU7806594A (en) 1995-05-04
EP0730667A1 (de) 1996-09-11
US5803948A (en) 1998-09-08
CN1038046C (zh) 1998-04-15
EP0730667B1 (de) 1998-10-28
DE4335643C1 (de) 1994-10-27
CN1135240A (zh) 1996-11-06

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Legal Events

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REN Ceased due to non-payment of the annual fee