WO2009028416A1 - Four de réduction par fusion du type à bain de fer - Google Patents

Four de réduction par fusion du type à bain de fer Download PDF

Info

Publication number
WO2009028416A1
WO2009028416A1 PCT/JP2008/065004 JP2008065004W WO2009028416A1 WO 2009028416 A1 WO2009028416 A1 WO 2009028416A1 JP 2008065004 W JP2008065004 W JP 2008065004W WO 2009028416 A1 WO2009028416 A1 WO 2009028416A1
Authority
WO
WIPO (PCT)
Prior art keywords
reduction furnace
smelting reduction
bath type
iron bath
type smelting
Prior art date
Application number
PCT/JP2008/065004
Other languages
English (en)
Japanese (ja)
Inventor
Hisashi Nakamura
Noriyuki Urabe
Kazuhisa Fukuda
Wataru Nagai
Fumiaki Matsumoto
Original Assignee
Nippon Steel Corporation
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 Nippon Steel Corporation filed Critical Nippon Steel Corporation
Priority to JP2009530082A priority Critical patent/JP4598875B2/ja
Priority to CN2008801031283A priority patent/CN101784859B/zh
Priority to BRPI0816106A priority patent/BRPI0816106A8/pt
Publication of WO2009028416A1 publication Critical patent/WO2009028416A1/fr

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
    • F27D1/0003—Linings or walls
    • F27D1/0006—Linings or walls formed from bricks or layers with a particular composition or specific characteristics
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/03—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite
    • C04B35/04—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite based on magnesium oxide
    • C04B35/043—Refractories from grain sized mixtures
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/08—Making pig-iron other than in blast furnaces in hearth-type furnaces
    • 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
    • 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
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/12—Working chambers or casings; Supports therefor
    • F27B3/14—Arrangements of linings

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • General Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Manufacture Of Iron (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Compositions Of Oxide Ceramics (AREA)

Abstract

L'invention porte sur un four de réduction par fusion du type à bain de fer ayant un revêtement de paroi latérale fait d'au moins deux matières réfractaires, chacune des matières réfractaires étant une brique de MgO-C contenant du carbone dans une quantité non inférieure à 1 % en masse et inférieure à 5 % en masse.
PCT/JP2008/065004 2007-08-27 2008-08-22 Four de réduction par fusion du type à bain de fer WO2009028416A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009530082A JP4598875B2 (ja) 2007-08-27 2008-08-22 鉄浴式溶融還元炉
CN2008801031283A CN101784859B (zh) 2007-08-27 2008-08-22 铁浴式熔融还原炉
BRPI0816106A BRPI0816106A8 (pt) 2007-08-27 2008-08-22 Forno de redução de fundição tipo banho de ferro.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007220227 2007-08-27
JP2007-220227 2007-08-27

Publications (1)

Publication Number Publication Date
WO2009028416A1 true WO2009028416A1 (fr) 2009-03-05

Family

ID=40387138

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/065004 WO2009028416A1 (fr) 2007-08-27 2008-08-22 Four de réduction par fusion du type à bain de fer

Country Status (4)

Country Link
JP (1) JP4598875B2 (fr)
CN (1) CN101784859B (fr)
BR (1) BRPI0816106A8 (fr)
WO (1) WO2009028416A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012122131A (ja) * 2010-11-15 2012-06-28 Jfe Steel Corp 製鉄用容器の耐火物ライニング構造
JP5068887B1 (ja) * 2011-04-27 2012-11-07 新日本製鐵株式会社 真空脱ガス槽及びこれを用いた脱ガス処理方法
JP2017015330A (ja) * 2015-07-01 2017-01-19 株式会社日向製錬所 三相交流電極式円形電気炉

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63279093A (ja) * 1987-05-12 1988-11-16 川崎製鉄株式会社 Ｍｇｏ−Ｃ煉瓦の構築方法
JPH054861A (ja) * 1990-12-21 1993-01-14 Harima Ceramic Co Ltd マグネシア・カーボン質耐火煉瓦
JPH0881256A (ja) * 1994-07-11 1996-03-26 Kyushu Refract Co Ltd 圧縮、粉砕した膨張黒鉛含有れんが
JPH11322405A (ja) * 1998-05-12 1999-11-24 Shinagawa Refract Co Ltd 低カーボン質炭素含有耐火物及びその製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0987006A (ja) * 1995-09-29 1997-03-31 Kawasaki Steel Corp 高耐用性ＭｇＯ−Ｃれんが

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63279093A (ja) * 1987-05-12 1988-11-16 川崎製鉄株式会社 Ｍｇｏ−Ｃ煉瓦の構築方法
JPH054861A (ja) * 1990-12-21 1993-01-14 Harima Ceramic Co Ltd マグネシア・カーボン質耐火煉瓦
JPH0881256A (ja) * 1994-07-11 1996-03-26 Kyushu Refract Co Ltd 圧縮、粉砕した膨張黒鉛含有れんが
JPH11322405A (ja) * 1998-05-12 1999-11-24 Shinagawa Refract Co Ltd 低カーボン質炭素含有耐火物及びその製造方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012122131A (ja) * 2010-11-15 2012-06-28 Jfe Steel Corp 製鉄用容器の耐火物ライニング構造
JP5068887B1 (ja) * 2011-04-27 2012-11-07 新日本製鐵株式会社 真空脱ガス槽及びこれを用いた脱ガス処理方法
JP2017015330A (ja) * 2015-07-01 2017-01-19 株式会社日向製錬所 三相交流電極式円形電気炉

Also Published As

Publication number Publication date
JPWO2009028416A1 (ja) 2010-12-02
CN101784859A (zh) 2010-07-21
BRPI0816106A8 (pt) 2016-02-16
BRPI0816106A2 (pt) 2015-03-03
CN101784859B (zh) 2011-12-07
JP4598875B2 (ja) 2010-12-15

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