ES2083552T3 - Dispositivo de descorificacion de una lanza destinada a ser introducida en un recipiente metalurgico. - Google Patents

Dispositivo de descorificacion de una lanza destinada a ser introducida en un recipiente metalurgico.

Info

Publication number
ES2083552T3
ES2083552T3 ES91470028T ES91470028T ES2083552T3 ES 2083552 T3 ES2083552 T3 ES 2083552T3 ES 91470028 T ES91470028 T ES 91470028T ES 91470028 T ES91470028 T ES 91470028T ES 2083552 T3 ES2083552 T3 ES 2083552T3
Authority
ES
Spain
Prior art keywords
lance
decorification
spear
intended
accretions
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 - Lifetime
Application number
ES91470028T
Other languages
English (en)
Inventor
Stanislas Brenczek
Elio Morganti
Roland Schneider
Jean-Pierre Masson
Carlo Ottavino
Jean-Claude Striebel
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.)
UNIMETALL SA
Unimetal SA
Original Assignee
UNIMETALL SA
Unimetal 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9400818&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2083552(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by UNIMETALL SA, Unimetal SA filed Critical UNIMETALL SA
Application granted granted Critical
Publication of ES2083552T3 publication Critical patent/ES2083552T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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
    • C21C5/4693—Skull removal; Cleaning of the converter mouth
    • 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
    • C21C5/4606—Lances or injectors
    • C21C5/462—Means for handling, e.g. adjusting, changing, coupling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)

Abstract

ESTE DISPOSITIVO COMPRENDE UN SOPORTE FIJO CONSTITUIDO POR UNA VIROLA CILINDRICA (14) A TRAVES DE LA CUAL LA LANZA PUEDE DESPLAZARSE AXIALMENTE Y DEDOS DE RASPADURA (16) CUYOS EXTREMOS, QUE COMPRENDEN MEDIOS DE HENDIDURA (21), PUEDEN MANTENERSE SENSIBLEMENTE EN CONTACTO DE LA LANZA. UNA HOLGURA, SUFICIENTE PARA DEJAR PASAR LOS ENGANCHES (12) DE MATERIALES QUE DESEA QUITAR DE LA LANZA, ESTA DISPUESTA ENTRE LA LANZA Y LA VIROLA. DURANTE LA SUBIDA DE LA LANZA, LOS EXTREMOS DE LOS DEDOS PARTEN LOS ENGANCHES HASTA QUE LOS DESOLIDARIZAN TOTALMENTE DE LA LANZA Y ENTONCES PUEDEN CAER DENTRO DEL RECIPIENTE. ESTE DISPOSITIVO SE APLICA EN PARTICULAR A LA DESCORIFICACION DE LAS LANZAS DE OXIGENO UTILIZADAS EN LOS CONVERTIDORES DE FUNDICION DE ACERO.
ES91470028T 1990-09-27 1991-09-24 Dispositivo de descorificacion de una lanza destinada a ser introducida en un recipiente metalurgico. Expired - Lifetime ES2083552T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9012085A FR2667326B1 (fr) 1990-09-27 1990-09-27 Dispositif de decrassage d'une lance destinee a etre introduite dans un recipient metallurgique.

Publications (1)

Publication Number Publication Date
ES2083552T3 true ES2083552T3 (es) 1996-04-16

Family

ID=9400818

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91470028T Expired - Lifetime ES2083552T3 (es) 1990-09-27 1991-09-24 Dispositivo de descorificacion de una lanza destinada a ser introducida en un recipiente metalurgico.

Country Status (10)

Country Link
US (1) US5152952A (es)
EP (1) EP0480856B1 (es)
JP (1) JPH055118A (es)
KR (1) KR100218758B1 (es)
AT (1) ATE132539T1 (es)
DE (1) DE69116072T2 (es)
DK (1) DK0480856T3 (es)
ES (1) ES2083552T3 (es)
FR (1) FR2667326B1 (es)
GR (1) GR3019531T3 (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2232445A1 (en) * 1997-03-25 1998-09-25 Michael J. Strelbisky Removal of slag and/or steel build-up from lances
KR100405524B1 (ko) * 2001-10-17 2003-11-14 재단법인 포항산업과학연구원 전로 랜스의 지금 제거 장치
KR20030052431A (ko) * 2001-12-21 2003-06-27 재단법인 포항산업과학연구원 용융금속 정련용 랜스 지금제거 장치
DE102008009010A1 (de) 2007-02-14 2008-08-21 Raif Atakan Blaslanze
JP5943183B2 (ja) * 2011-05-12 2016-06-29 Ｊｆｅスチール株式会社 精錬炉用吹錬ランスの付着物除去装置
CN105349729B (zh) * 2015-10-15 2017-11-28 武汉华枫传感技术股份有限公司 一种密封刮渣装置
DE102016120334A1 (de) 2016-10-25 2018-05-09 Sms Group Gmbh Vorrichtung und Verfahren zur Entfernung von metallischen und nichtmetallischen Anbackungen an Einblaslanzen beim Konvertereinsatz

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU68908A1 (es) * 1973-01-22 1974-02-11
BE864267R (fr) * 1978-02-23 1978-06-16 Desaar Rene Dispositif de decrassage d'une lance de soufflage d'un recipient d'elaboration de l'acier
GB2067259B (en) * 1980-01-15 1984-05-23 Mckee Minerals & Metals Ltd Da Gas lance cleaning device
DE3225772A1 (de) * 1982-07-09 1984-01-12 Klöckner-Humboldt-Deutz AG, 5000 Köln Blaslanze
LU86624A1 (es) * 1986-10-09 1988-05-03
US4854553A (en) * 1988-06-03 1989-08-08 Labate M D Self shielding lance

Also Published As

Publication number Publication date
EP0480856B1 (fr) 1996-01-03
ATE132539T1 (de) 1996-01-15
JPH055118A (ja) 1993-01-14
US5152952A (en) 1992-10-06
FR2667326A1 (fr) 1992-04-03
KR100218758B1 (ko) 1999-09-01
DK0480856T3 (da) 1996-04-29
GR3019531T3 (en) 1996-07-31
KR920006514A (ko) 1992-04-27
EP0480856A1 (fr) 1992-04-15
FR2667326B1 (fr) 1992-11-13
DE69116072D1 (de) 1996-02-15
DE69116072T2 (de) 1996-09-05

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