DE3376225D1 - Process for increasing the life of gas-permeable refractory elements in the bottoms of metallurgical vessels, especially for steel-basic-oxygen furnaces - Google Patents

Process for increasing the life of gas-permeable refractory elements in the bottoms of metallurgical vessels, especially for steel-basic-oxygen furnaces

Info

Publication number
DE3376225D1
DE3376225D1 DE8383400766T DE3376225T DE3376225D1 DE 3376225 D1 DE3376225 D1 DE 3376225D1 DE 8383400766 T DE8383400766 T DE 8383400766T DE 3376225 T DE3376225 T DE 3376225T DE 3376225 D1 DE3376225 D1 DE 3376225D1
Authority
DE
Germany
Prior art keywords
refractory elements
permeable refractory
bottoms
basic
life
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
Application number
DE8383400766T
Other languages
English (en)
Inventor
Guy Denier
Romain Henrion
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.)
Institut de Recherches de la Siderurgie Francaise IRSID
Arcelor Luxembourg SA
Original Assignee
Institut de Recherches de la Siderurgie Francaise IRSID
Arbed 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 Institut de Recherches de la Siderurgie Francaise IRSID, Arbed SA filed Critical Institut de Recherches de la Siderurgie Francaise IRSID
Application granted granted Critical
Publication of DE3376225D1 publication Critical patent/DE3376225D1/de
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/16—Making or repairing linings increasing the durability of linings or breaking away linings
    • 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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/35—Blowing from above and through the bath
    • 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
    • C21C5/36—Processes yielding slags of special composition
    • 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
    • C21C5/44—Refractory linings
    • 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
    • C21C7/0087—Treatment of slags covering the steel bath, e.g. for separating slag from the molten metal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/0003—Linings or walls
    • F27D1/003—Linings or walls comprising porous bricks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • F27D2003/161—Introducing a fluid jet or current into the charge through a porous element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
    • F27M2003/00—Type of treatment of the charge
    • F27M2003/02—Preheating, e.g. in a laminating line
    • F27M2003/025—Drying

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Analytical Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
DE8383400766T 1982-04-22 1983-04-18 Process for increasing the life of gas-permeable refractory elements in the bottoms of metallurgical vessels, especially for steel-basic-oxygen furnaces Expired DE3376225D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8207118A FR2525633A1 (fr) 1982-04-22 1982-04-22 Procede pour ameliorer la duree de vie d'elements refractaires permeables loges dans le fond des recipients metallurgiques d'affinage, notamment des convertisseurs d'acierie a soufflage d'oxygene par le haut

Publications (1)

Publication Number Publication Date
DE3376225D1 true DE3376225D1 (en) 1988-05-11

Family

ID=9273360

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383400766T Expired DE3376225D1 (en) 1982-04-22 1983-04-18 Process for increasing the life of gas-permeable refractory elements in the bottoms of metallurgical vessels, especially for steel-basic-oxygen furnaces

Country Status (13)

Country Link
US (2) US4690386A (de)
EP (1) EP0093040B1 (de)
JP (1) JPS5941412A (de)
KR (1) KR910002863B1 (de)
AT (1) ATE33401T1 (de)
BE (1) BE896539A (de)
BR (1) BR8302006A (de)
CA (1) CA1205637A (de)
DE (1) DE3376225D1 (de)
FR (1) FR2525633A1 (de)
IT (1) IT1194212B (de)
LU (1) LU84742A1 (de)
ZA (1) ZA832760B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61139534A (ja) * 1984-12-12 1986-06-26 Shin Meiwa Ind Co Ltd 三転ダンプカ−のヒンジ切換状態表示装置
JPS61139533A (ja) * 1984-12-12 1986-06-26 Shin Meiwa Ind Co Ltd 三転ダンプカ−のヒンジ異常状態検出装置
DD300677A7 (de) * 1989-06-20 1992-07-02 Eko Stahl Ag,De Verfahren zur erhoehung der haltbarkeit der feuerfesten auskleidung von metallurgischen gefaessen
DE3936715A1 (de) * 1989-11-03 1991-05-08 Kortec Ag Verfahren zum einbringen von fliessfaehigen zuschlagsstoffen in ein metallurgisches gefaess und gefaess fuer dieses verfahren
DE4003646C1 (de) * 1990-02-07 1990-12-13 Intocast Gmbh Feuerfestprodukte Und Giesshilfsmittel, 4030 Ratingen, De
US5772931A (en) * 1996-12-20 1998-06-30 Dofasco Inc. Slag coating process
DE19913335A1 (de) * 1999-03-24 2000-09-28 Linde Tech Gase Gmbh Verfahren zum Beschichten der Ausmauerung eines Konverters und Beschichtung
KR20030003316A (ko) * 2001-06-30 2003-01-10 백 웨인 다목적 이쑤시개

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE631565A (de) *
CA460246A (en) * 1949-10-11 B. Story Edward Lining rotary furnace
US3259484A (en) * 1962-04-16 1966-07-05 Loire Atel Forges Method and apparatus for producing steel from pig iron
CA919893A (en) * 1970-01-15 1973-01-30 D. Labate Michael Process for lining metallurgical furnaces
DE2028578B2 (de) * 1970-06-10 1976-01-02 Nippon Kokan K.K., Tokio Feuerfeste Zustellung für Öfen oder Gießpfannen für die Stahlherstellung
DE2100874A1 (de) * 1971-01-09 1972-07-20 Kretz, Erich, 4000 Düsseldorf Trägerrost
FR2322202A1 (fr) * 1975-08-29 1977-03-25 Siderurgie Fse Inst Rech Procede d'elaboration d'acier par soufflage d'oxygene
JPS5337120A (en) * 1976-09-18 1978-04-06 Nippon Steel Corp Operating method for converter
NL176088B (nl) * 1978-07-14 1984-09-17 Estel Hoogovens Bv Werkwijze voor het bedrijven van een staalconverter en een staalconverter te gebruiken hierbij.
US4298378A (en) * 1978-12-22 1981-11-03 Kawasaki Jukogyo Kabushiki Kaisha Rotary steel converter, method of making steel there-with and method of applying refractory lining to converter
JPS5585618A (en) * 1978-12-22 1980-06-27 Kawasaki Heavy Ind Ltd Coating method for converter with refractory material
CA1143947A (en) * 1979-02-07 1983-04-05 Jerry V. Spruell Method for increasing vessel lining life for basic oxygen furnaces
FR2455008A1 (fr) * 1979-04-25 1980-11-21 Siderurgie Fse Inst Rech Piece refractaire a permeabilite selective et orientee pour l'insufflation d'un fluide
JPS5938282B2 (ja) * 1980-07-03 1984-09-14 川崎製鉄株式会社 底吹き転炉炉壁面へのスラグコ−テイング方法
JPS5811717A (ja) * 1981-07-15 1983-01-22 Nippon Steel Corp 多孔質スラグコ−テイングによるガス吹込孔の保護層形成方法

Also Published As

Publication number Publication date
FR2525633B1 (de) 1984-11-09
ATE33401T1 (de) 1988-04-15
IT1194212B (it) 1988-09-14
US4690386A (en) 1987-09-01
IT8320765A1 (it) 1984-10-22
ZA832760B (en) 1983-12-28
JPS5941412A (ja) 1984-03-07
KR910002863B1 (ko) 1991-05-06
BE896539A (fr) 1983-08-16
BR8302006A (pt) 1983-12-27
KR840004372A (ko) 1984-10-15
US4735398A (en) 1988-04-05
IT8320765A0 (it) 1983-04-22
EP0093040A1 (de) 1983-11-02
FR2525633A1 (fr) 1983-10-28
CA1205637A (fr) 1986-06-10
EP0093040B1 (de) 1988-04-06
LU84742A1 (fr) 1983-12-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee