FR2822849B1 - Enceinte de traitement sous vide notamment de decarburation d'acier - Google Patents

Enceinte de traitement sous vide notamment de decarburation d'acier

Info

Publication number
FR2822849B1
FR2822849B1 FR0104073A FR0104073A FR2822849B1 FR 2822849 B1 FR2822849 B1 FR 2822849B1 FR 0104073 A FR0104073 A FR 0104073A FR 0104073 A FR0104073 A FR 0104073A FR 2822849 B1 FR2822849 B1 FR 2822849B1
Authority
FR
France
Prior art keywords
steel
plungers
tank
vacuum processing
joint
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 - Fee Related
Application number
FR0104073A
Other languages
English (en)
Other versions
FR2822849A1 (fr
Inventor
Jean Claude Lecas
Pascal Capelli
Paul Hayez
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
Priority to FR0104073A priority Critical patent/FR2822849B1/fr
Application filed by USINOR SA filed Critical USINOR SA
Priority to DE60202597T priority patent/DE60202597T2/de
Priority to ES02753731T priority patent/ES2239243T3/es
Priority to KR10-2003-7012451A priority patent/KR20030083754A/ko
Priority to PCT/FR2002/000987 priority patent/WO2002077298A2/fr
Priority to CA002442006A priority patent/CA2442006A1/fr
Priority to CNA028073525A priority patent/CN1524129A/zh
Priority to JP2002575338A priority patent/JP2004529267A/ja
Priority to US10/472,400 priority patent/US20040108634A1/en
Priority to EP02753731A priority patent/EP1373584B1/fr
Priority to AU2002308021A priority patent/AU2002308021A1/en
Priority to AT02753731T priority patent/ATE286988T1/de
Publication of FR2822849A1 publication Critical patent/FR2822849A1/fr
Application granted granted Critical
Publication of FR2822849B1 publication Critical patent/FR2822849B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
FR0104073A 2001-03-27 2001-03-27 Enceinte de traitement sous vide notamment de decarburation d'acier Expired - Fee Related FR2822849B1 (fr)

Priority Applications (12)

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
US10/472,400 US20040108634A1 (en) 2001-03-27 2002-03-21 Vacuum chamber notably for steel decarburisation
KR10-2003-7012451A KR20030083754A (ko) 2001-03-27 2002-03-21 강의 탈탄(脫炭)을 위한 진공처리 탱크
PCT/FR2002/000987 WO2002077298A2 (fr) 2001-03-27 2002-03-21 Enceinte de traitement sous vide notamment de decarburation d'acier
CA002442006A CA2442006A1 (fr) 2001-03-27 2002-03-21 Enceinte de traitement sous vide notamment de decarburation d'acier
CNA028073525A CN1524129A (zh) 2001-03-27 2002-03-21 特别用于钢铁脱碳的真空处理箱
DE60202597T DE60202597T2 (de) 2001-03-27 2002-03-21 Vakuumkammer, insbesondere zur entkohlung von stahl
ES02753731T ES2239243T3 (es) 2001-03-27 2002-03-21 Recinto para el tratamiento bajo vacio de descarburacion de acero.
EP02753731A EP1373584B1 (fr) 2001-03-27 2002-03-21 Enceinte de traitement sous vide notamment de decarburation d'acier
AU2002308021A AU2002308021A1 (en) 2001-03-27 2002-03-21 Vacuum chamber, notably for steel decarburisation
AT02753731T ATE286988T1 (de) 2001-03-27 2002-03-21 Vakuumkammer, insbesondere zur entkohlung von stahl
JP2002575338A JP2004529267A (ja) 2001-03-27 2002-03-21 特に鋼の脱炭用の真空処理タンク

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2822849A1 FR2822849A1 (fr) 2002-10-04
FR2822849B1 true FR2822849B1 (fr) 2003-12-12

Family

ID=8861562

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0104073A Expired - Fee Related FR2822849B1 (fr) 2001-03-27 2001-03-27 Enceinte de traitement sous vide notamment de decarburation d'acier

Country Status (12)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1782826A1 (fr) * 2005-11-08 2007-05-09 GBF Gesellschaft für Biotechnologische Forschung mbH PQS, c-diGMP et leurs conjugués utilisés comme adjuvants et leur emploi dans des compositions pharmaceutiques
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
AU2002308021A1 (en) 2002-10-08
US20040108634A1 (en) 2004-06-10
DE60202597D1 (de) 2005-02-17
EP1373584A2 (fr) 2004-01-02
DE60202597T2 (de) 2005-06-16
JP2004529267A (ja) 2004-09-24
FR2822849A1 (fr) 2002-10-04
CA2442006A1 (fr) 2002-10-03
WO2002077298A2 (fr) 2002-10-03
EP1373584B1 (fr) 2005-01-12

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20061130