BRPI0816106A2 - Forno de redução de fundição tipo banho de ferro. - Google Patents

Forno de redução de fundição tipo banho de ferro.

Info

Publication number
BRPI0816106A2
BRPI0816106A2 BRPI0816106-2A2A BRPI0816106A BRPI0816106A2 BR PI0816106 A2 BRPI0816106 A2 BR PI0816106A2 BR PI0816106 A BRPI0816106 A BR PI0816106A BR PI0816106 A2 BRPI0816106 A2 BR PI0816106A2
Authority
BR
Brazil
Prior art keywords
foundry
iron bath
reduction oven
oven
reduction
Prior art date
Application number
BRPI0816106-2A2A
Other languages
English (en)
Inventor
Hisashi Nakamura
Noriyuki Urabe
Kazuhisa Fukuda
Wataru Nagai
Fumiaki Matsumoto
Original Assignee
Nippon Steel Corp
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 Corp filed Critical Nippon Steel Corp
Publication of BRPI0816106A2 publication Critical patent/BRPI0816106A2/pt
Publication of BRPI0816106A8 publication Critical patent/BRPI0816106A8/pt

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
BRPI0816106A 2007-08-27 2008-08-22 Forno de redução de fundição tipo banho de ferro. BRPI0816106A8 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007220227 2007-08-27
PCT/JP2008/065004 WO2009028416A1 (ja) 2007-08-27 2008-08-22 鉄浴式溶融還元炉

Publications (2)

Publication Number Publication Date
BRPI0816106A2 true BRPI0816106A2 (pt) 2015-03-03
BRPI0816106A8 BRPI0816106A8 (pt) 2016-02-16

Family

ID=40387138

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0816106A BRPI0816106A8 (pt) 2007-08-27 2008-08-22 Forno de redução de fundição tipo banho de ferro.

Country Status (4)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5849562B2 (ja) * 2010-11-15 2016-01-27 Ｊｆｅスチール株式会社 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
JP6575899B2 (ja) * 2015-07-01 2019-09-18 株式会社日向製錬所 三相交流電極式円形電気炉

Family Cites Families (5)

* 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
JP3053225B2 (ja) * 1990-12-21 2000-06-19 ハリマセラミック株式会社 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
JPH0987006A (ja) * 1995-09-29 1997-03-31 Kawasaki Steel Corp 高耐用性ＭｇＯ−Ｃれんが
JP3638081B2 (ja) * 1998-05-12 2005-04-13 品川白煉瓦株式会社 低カーボン質炭素含有耐火物及びその製造方法

Also Published As

Publication number Publication date
JP4598875B2 (ja) 2010-12-15
CN101784859B (zh) 2011-12-07
WO2009028416A1 (ja) 2009-03-05
BRPI0816106A8 (pt) 2016-02-16
CN101784859A (zh) 2010-07-21
JPWO2009028416A1 (ja) 2010-12-02

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Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL AND SUMITOMO METAL CORPORATION (JP)

B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: INDEFIRO O PEDIDO DE ACORDO COM O(S) ARTIGO(S) 8O, 11, 13 E 25 DA LPI

B09B Patent application refused [chapter 9.2 patent gazette]