AU2002308021A1 - Vacuum chamber, notably for steel decarburisation - Google Patents

Vacuum chamber, notably for steel decarburisation

Info

Publication number
AU2002308021A1
AU2002308021A1 AU2002308021A AU2002308021A AU2002308021A1 AU 2002308021 A1 AU2002308021 A1 AU 2002308021A1 AU 2002308021 A AU2002308021 A AU 2002308021A AU 2002308021 A AU2002308021 A AU 2002308021A AU 2002308021 A1 AU2002308021 A1 AU 2002308021A1
Authority
AU
Australia
Prior art keywords
steel
decarburisation
notably
vacuum chamber
plungers
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.)
Abandoned
Application number
AU2002308021A
Other languages
English (en)
Inventor
Pascal Capelli
Paul Hayez
Jean-Claude Lecas
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.)
USINOR SA
Original Assignee
USINOR SA
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 USINOR SA filed Critical USINOR SA
Publication of AU2002308021A1 publication Critical patent/AU2002308021A1/en
Abandoned 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/10—Handling in a vacuum
    • 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
    • C21C7/068—Decarburising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
AU2002308021A 2001-03-27 2002-03-21 Vacuum chamber, notably for steel decarburisation Abandoned AU2002308021A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0104073A FR2822849B1 (fr) 2001-03-27 2001-03-27 Enceinte de traitement sous vide notamment de decarburation d'acier
FR0104073 2001-03-27
PCT/FR2002/000987 WO2002077298A2 (fr) 2001-03-27 2002-03-21 Enceinte de traitement sous vide notamment de decarburation d'acier

Publications (1)

Publication Number Publication Date
AU2002308021A1 true AU2002308021A1 (en) 2002-10-08

Family

ID=8861562

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002308021A Abandoned AU2002308021A1 (en) 2001-03-27 2002-03-21 Vacuum chamber, notably for steel decarburisation

Country Status (12)

Country Link
US (1) US20040108634A1 (de)
EP (1) EP1373584B1 (de)
JP (1) JP2004529267A (de)
KR (1) KR20030083754A (de)
CN (1) CN1524129A (de)
AT (1) ATE286988T1 (de)
AU (1) AU2002308021A1 (de)
CA (1) CA2442006A1 (de)
DE (1) DE60202597T2 (de)
ES (1) ES2239243T3 (de)
FR (1) FR2822849B1 (de)
WO (1) WO2002077298A2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1782826A1 (de) * 2005-11-08 2007-05-09 GBF Gesellschaft für Biotechnologische Forschung mbH PQS, c-di-GMP und deren Konjugate als Ajuvans und deren Verwendung in Pharmazeutische Zusammensetzungen
CN101748246B (zh) * 2008-12-15 2012-02-01 鞍钢股份有限公司 提高真空循环脱气炉插入管寿命的方法
JP6226483B2 (ja) * 2015-11-16 2017-11-08 Ｊｆｅスチール株式会社 真空脱ガス装置の環流管

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1103950B (de) * 1956-02-21 1961-04-06 Hoerder Huettenunion Ag Einrichtung zum fortlaufenden Entgasen von Metall-, insbesondere Stahlschmelzen
US3131245A (en) * 1958-03-13 1964-04-28 Heraeus Gmbh W C Immersion pipe for vacuum degassing apparatus
US3203688A (en) * 1961-05-16 1965-08-31 Mc Graw Edison Co Apparatus for degassing molten metal
AT264567B (de) * 1966-09-15 1968-09-10 Oesterr Amerikan Magnesit Zustellung von Stahlentgasungsgefäßen und Verfahren zur Reparatur solcher Gefäße
US3429565A (en) * 1966-12-23 1969-02-25 Harbison Walker Refractories Metallurgical degasser vessels
US5024421A (en) * 1990-05-08 1991-06-18 Usx Corporation Interlocking snorkel refractory
US5853658A (en) * 1994-07-26 1998-12-29 Veitsch-Radex Aktiengesellschaft Fur Feuerfeste Erzeugnisse Gas purging device in the blowpipe of a degassing vessel

Also Published As

Publication number Publication date
KR20030083754A (ko) 2003-10-30
WO2002077298A3 (fr) 2003-04-10
ATE286988T1 (de) 2005-01-15
ES2239243T3 (es) 2005-09-16
CN1524129A (zh) 2004-08-25
US20040108634A1 (en) 2004-06-10
DE60202597D1 (de) 2005-02-17
EP1373584A2 (de) 2004-01-02
DE60202597T2 (de) 2005-06-16
JP2004529267A (ja) 2004-09-24
FR2822849B1 (fr) 2003-12-12
FR2822849A1 (fr) 2002-10-04
CA2442006A1 (fr) 2002-10-03
WO2002077298A2 (fr) 2002-10-03
EP1373584B1 (de) 2005-01-12

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase