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FR2702221B1 - Procédé d'obtention de métal au haut-fourneau ou au cubilot. - Google Patents

Procédé d'obtention de métal au haut-fourneau ou au cubilot.

Info

Publication number
FR2702221B1
FR2702221B1 FR9302451A FR9302451A FR2702221B1 FR 2702221 B1 FR2702221 B1 FR 2702221B1 FR 9302451 A FR9302451 A FR 9302451A FR 9302451 A FR9302451 A FR 9302451A FR 2702221 B1 FR2702221 B1 FR 2702221B1
Authority
FR
France
Prior art keywords
cupola
blast furnace
obtaining metal
obtaining
metal
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
FR9302451A
Other languages
English (en)
Other versions
FR2702221A1 (fr
Inventor
Pierre Karinthi
Marc Buffenoir
Eric Streicher
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.)
Air Liquide SA
Original Assignee
Air Liquide 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 Air Liquide SA filed Critical Air Liquide SA
Priority to FR9302451A priority Critical patent/FR2702221B1/fr
Priority to EP94908386A priority patent/EP0639231A1/fr
Priority to JP6519653A priority patent/JPH07506628A/ja
Priority to US08/325,449 priority patent/US5522916A/en
Priority to CN94190102A priority patent/CN1103536A/zh
Priority to PCT/FR1994/000223 priority patent/WO1994020642A1/fr
Publication of FR2702221A1 publication Critical patent/FR2702221A1/fr
Application granted granted Critical
Publication of FR2702221B1 publication Critical patent/FR2702221B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/02—Making pig-iron other than in blast furnaces in low shaft furnaces or shaft furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C21B5/003—Injection of pulverulent coal
    • 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
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B1/16—Arrangements of tuyeres

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture Of Iron (AREA)
  • Tunnel Furnaces (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
FR9302451A 1993-03-03 1993-03-03 Procédé d'obtention de métal au haut-fourneau ou au cubilot. Expired - Fee Related FR2702221B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR9302451A FR2702221B1 (fr) 1993-03-03 1993-03-03 Procédé d'obtention de métal au haut-fourneau ou au cubilot.
EP94908386A EP0639231A1 (fr) 1993-03-03 1994-02-28 Procede d'obtention de metal au haut-fourneau ou au cubilot
JP6519653A JPH07506628A (ja) 1993-03-03 1994-02-28 高炉又はキューポラで金属を得る方法
US08/325,449 US5522916A (en) 1993-03-03 1994-02-28 Method and apparatus for injecting liquid oxygen
CN94190102A CN1103536A (zh) 1993-03-03 1994-02-28 用于在高炉或冲天炉中获取金属的方法
PCT/FR1994/000223 WO1994020642A1 (fr) 1993-03-03 1994-02-28 Procede d'obtention de metal au haut-fourneau ou au cubilot

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9302451A FR2702221B1 (fr) 1993-03-03 1993-03-03 Procédé d'obtention de métal au haut-fourneau ou au cubilot.

Publications (2)

Publication Number Publication Date
FR2702221A1 FR2702221A1 (fr) 1994-09-09
FR2702221B1 true FR2702221B1 (fr) 1995-04-28

Family

ID=9444611

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9302451A Expired - Fee Related FR2702221B1 (fr) 1993-03-03 1993-03-03 Procédé d'obtention de métal au haut-fourneau ou au cubilot.

Country Status (6)

Country Link
US (1) US5522916A (fr)
EP (1) EP0639231A1 (fr)
JP (1) JPH07506628A (fr)
CN (1) CN1103536A (fr)
FR (1) FR2702221B1 (fr)
WO (1) WO1994020642A1 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1044165C (zh) * 1996-10-24 1999-07-14 王中 按键开关
DE19646802A1 (de) * 1996-11-13 1998-05-14 Messer Griesheim Gmbh Verfahren und Vorrichtung zum Betreiben eines Schachtofens
GB9705584D0 (en) * 1997-03-18 1997-05-07 Boc Group Plc Operation of rotary kilns
US5858059A (en) * 1997-03-24 1999-01-12 Molten Metal Technology, Inc. Method for injecting feed streams into a molten bath
US6206949B1 (en) 1997-10-29 2001-03-27 Praxair Technology, Inc. NOx reduction using coal based reburning
US6090182A (en) * 1997-10-29 2000-07-18 Praxair Technology, Inc. Hot oxygen blast furnace injection system
DE10060727A1 (de) * 2000-12-07 2002-06-27 Messer Griesheim Gmbh Positioniereinrichtung für Brennstoff/Sauerstoff-Lanzen
ITGE20030033A1 (it) * 2003-05-14 2004-11-15 Sms Demag S P A Reattore siderurgico per la produzione di ghisa.
ES2386466T3 (es) * 2006-12-11 2012-08-21 Mines And Metals Engineering Gmbh (M.M.E.) Horno alto
EP1939305A1 (fr) * 2006-12-29 2008-07-02 L'AIR LIQUIDE, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude Procédé de production de fonte dans un haut fourneau
KR100948927B1 (ko) * 2007-08-29 2010-03-23 주식회사 포스코 용철 제조용 풍구 및 이를 이용한 가스 취입 방법
DE102011015317A1 (de) * 2011-03-28 2012-10-04 Air Liquide Deutschland Gmbh Verfahren und Vorrichtung zum Betreiben eines Ofens
JP5974687B2 (ja) 2011-07-15 2016-08-23 Ｊｆｅスチール株式会社 高炉操業方法
JP5263430B2 (ja) * 2011-07-15 2013-08-14 Ｊｆｅスチール株式会社 高炉操業方法
KR101318385B1 (ko) * 2011-11-17 2013-10-15 주식회사 포스코 고로의 연소대 미연소 퇴적층 제거 장치 및 제거 방법
WO2015029424A1 (fr) * 2013-08-28 2015-03-05 Ｊｆｅスチール株式会社 Procédé de fonctionnement de haut fourneau

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR858847A (fr) * 1939-08-08 1940-12-04 Thyssen Huette Ag Procédé et dispositif pour augmenter le rendement des fours à cuve en particulier des hauts-fourneaux
US3701517A (en) * 1966-12-16 1972-10-31 Airco Inc Oxy-fuel burners in furnace tuyeres
FR2070864A1 (en) * 1969-12-15 1971-09-17 Jones & Laughlin Steel Corp Blast furnace - injection of oxidising gas independently - of the blast to improve prodn
US4324583A (en) * 1981-01-21 1982-04-13 Union Carbide Corporation Supersonic injection of oxygen in cupolas
BE1003028A6 (fr) * 1989-03-28 1991-10-29 Centre Rech Metallurgique Procede pour injecter un combustible auxiliaire dans un haut fourneau.
FR2677667A1 (fr) * 1991-06-12 1992-12-18 Grenier Maurice Procede d'alimentation d'un haut-fourneau en air enrichi en oxygene, et installation de reduction de minerai de fer correspondante.

Also Published As

Publication number Publication date
EP0639231A1 (fr) 1995-02-22
FR2702221A1 (fr) 1994-09-09
US5522916A (en) 1996-06-04
WO1994020642A1 (fr) 1994-09-15
CN1103536A (zh) 1995-06-07
JPH07506628A (ja) 1995-07-20

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Legal Events

Date Code Title Description
ST Notification of lapse