BRPI0821356A2 - Sistema e método destinados à produção de ferro metálico - Google Patents

Sistema e método destinados à produção de ferro metálico

Info

Publication number
BRPI0821356A2
BRPI0821356A2 BRPI0821356-9A BRPI0821356A BRPI0821356A2 BR PI0821356 A2 BRPI0821356 A2 BR PI0821356A2 BR PI0821356 A BRPI0821356 A BR PI0821356A BR PI0821356 A2 BRPI0821356 A2 BR PI0821356A2
Authority
BR
Brazil
Prior art keywords
production
metallic iron
metallic
iron
Prior art date
Application number
BRPI0821356-9A
Other languages
English (en)
Inventor
Narayan Govindaswami
Original Assignee
Nu Iron Technology Llc
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 Nu Iron Technology Llc filed Critical Nu Iron Technology Llc
Publication of BRPI0821356A2 publication Critical patent/BRPI0821356A2/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
    • 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
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0046—Making spongy iron or liquid steel, by direct processes making metallised agglomerates or iron oxide
    • 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
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
    • F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path
    • F27B9/22—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path on rails, e.g. under the action of scrapers or pushers
    • 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
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
    • F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path
    • F27B9/22—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path on rails, e.g. under the action of scrapers or pushers
    • F27B9/225—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path on rails, e.g. under the action of scrapers or pushers the charge being subjected to an additional manipulation along the path
    • 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
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
    • F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path
    • F27B9/26—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path on or in trucks, sleds, or containers
    • 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
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/30—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B9/3005—Details, accessories or equipment specially adapted for furnaces of these types arrangements for circulating gases
    • F27B9/3011—Details, accessories or equipment specially adapted for furnaces of these types arrangements for circulating gases arrangements for circulating gases transversally
    • 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
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/30—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B9/38—Arrangements of devices for charging
    • 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
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/30—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B9/39—Arrangements of devices for discharging
    • 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
    • F27D3/0033—Charging; Discharging; Manipulation of charge charging of particulate material
    • 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
    • F27D3/04—Ram or pusher apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Tunnel Furnaces (AREA)
  • Battery Electrode And Active Subsutance (AREA)
BRPI0821356-9A 2007-12-19 2008-12-18 Sistema e método destinados à produção de ferro metálico BRPI0821356A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1501307P 2007-12-19 2007-12-19
PCT/US2008/087353 WO2009085907A2 (en) 2007-12-19 2008-12-18 System and method for producing metallic iron

Publications (1)

Publication Number Publication Date
BRPI0821356A2 true BRPI0821356A2 (pt) 2015-06-16

Family

ID=40787059

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0821356-9A BRPI0821356A2 (pt) 2007-12-19 2008-12-18 Sistema e método destinados à produção de ferro metálico

Country Status (9)

Country Link
US (2) US8025711B2 (pt)
EP (2) EP2725108A1 (pt)
AU (1) AU2008343167B2 (pt)
BR (1) BRPI0821356A2 (pt)
CA (1) CA2709487A1 (pt)
ES (1) ES2464160T3 (pt)
MX (1) MX2010006776A (pt)
PL (1) PL2225401T3 (pt)
WO (1) WO2009085907A2 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8858678B2 (en) 2009-09-29 2014-10-14 Nu-Iron Technology, Llc System and method for making metallic iron with reduced CO2 emissions
CA2775709A1 (en) 2009-09-29 2011-04-07 Nu-Iron Technology, Llc System and method for producing metallic iron
JP6891722B2 (ja) * 2017-08-18 2021-06-18 住友金属鉱山株式会社 酸化鉱石の製錬方法、還元炉
CN112129098B (zh) * 2019-06-25 2022-06-28 宝山钢铁股份有限公司 一种转底炉风冷磁性出料结构及其出料方法
CN119779021B (zh) * 2025-03-12 2025-05-16 湘潭昭峰炉业科技有限公司 一种以惯性力为主推力的推板炉出料方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2373657A (en) * 1941-03-29 1945-04-17 Glidden Co Reducing method
US2372657A (en) 1941-11-06 1945-04-03 Sida S Martin Side drive for rear wheels
US2416908A (en) * 1943-05-01 1947-03-04 Yngve R Cornelius Heat-treating furnace
US3443931A (en) 1965-09-10 1969-05-13 Midland Ross Corp Process for making metallized pellets from iron oxide containing material
US3623714A (en) * 1969-12-02 1971-11-30 Rust Furnace Co Method of and apparatus for operating a furnace
US3713631A (en) * 1971-03-08 1973-01-30 Midland Ross Corp High temperature furnace and conveyor therefor
FR2568359B1 (fr) * 1984-07-27 1987-01-09 Siderurgie Fse Inst Rech Dispositif pour l'homogeneisation en temperature par voie inductive de produits metalliques en defilement
BE1011116A3 (fr) * 1997-04-18 1999-05-04 Wurth Paul Sa Procede de chauffage mis en oeuvre dans un four annulaire a sole mobile et dispositifs pour sa mise en oeuvre.
US6390810B1 (en) 1999-03-15 2002-05-21 Maumee Research & Engineering, Inc. Method and apparatus for reducing a feed material in a rotary hearth furnace
RU2228365C2 (ru) * 2000-03-30 2004-05-10 Мидрекс Интернэшнл Б.В. Цюрих Бранч Способ получения гранулированного металлического железа, способ получения жидкой стали, способ получения металлического железа, устройство для загрузки вспомогательного исходного материала и устройство для загрузки исходного материала
JP4266284B2 (ja) 2001-07-12 2009-05-20 株式会社神戸製鋼所 金属鉄の製法
JP4490640B2 (ja) * 2003-02-26 2010-06-30 株式会社神戸製鋼所 還元金属の製造方法
US7413592B2 (en) 2004-03-31 2008-08-19 Nu-Iron Technology, Llc Linear hearth furnace system and methods regarding same
AU2005313001B2 (en) * 2004-12-07 2010-06-24 Nu-Iron Technology, Llc Method and system for producing metallic iron nuggets
CA2669314C (en) * 2006-11-17 2015-01-06 Nu-Iron Technology, Llc Multiple hearth furnace for reducing iron oxide

Also Published As

Publication number Publication date
EP2225401A2 (en) 2010-09-08
AU2008343167B2 (en) 2013-07-11
US20090158892A1 (en) 2009-06-25
CA2709487A1 (en) 2009-07-09
AU2008343167A1 (en) 2009-07-09
EP2225401A4 (en) 2010-12-29
WO2009085907A2 (en) 2009-07-09
US8377371B2 (en) 2013-02-19
US20120013054A1 (en) 2012-01-19
PL2225401T3 (pl) 2014-08-29
MX2010006776A (es) 2010-11-30
EP2725108A1 (en) 2014-04-30
WO2009085907A3 (en) 2009-10-01
ES2464160T3 (es) 2014-05-30
US8025711B2 (en) 2011-09-27
EP2225401B1 (en) 2014-03-26

Similar Documents

Publication Publication Date Title
BRPI0822071B8 (pt) equipamento e método de fabricação de ferro fundido.
ZA200908074B (en) Method for the production of astrip made of steel
EE200800048A (et) Deformeeritud metallesemete tootmise meetodid
BRPI0812058A2 (pt) Sistema de ferro de passar
BRPI0815904A2 (pt) Método para produção de péletes de ferro reduzido e método para produção de ferro gusa
EP2615189A4 (en) CORNORATED MAGNETIC STEEL PLATE AND METHOD OF MANUFACTURING THEREOF
BRPI0811938A2 (pt) Processos para a extração de alumínio e de ferro a partir de minérios aluminosos
PL1903019T3 (pl) Sposób wytwarzania izoolefin
FR2912490B1 (fr) Panneau composite metallique et procede de fabrication
BRPI0810825A2 (pt) Sistema e método de distribuição
BRPI0816359A2 (pt) Método de produção de ferro fundido reduzido e método de produção de ferro-gusa
BRPI1014704A2 (pt) método para a produção de ferro metálico.
BRPI0919393A2 (pt) método e sistema para produção de escória de cimento
GB0822558D0 (en) Pipe member and method of manufacturing the same
IL184871A0 (en) Method for the production of wine and wine obtained from such method
GB2448854A9 (en) Method of joining metal material
ZA200907740B (en) Apparatus and method for the application of soil conditioners
BRPI0908735A2 (pt) Método para produção de concentrados de minério de ferro.
IL212771A0 (en) Method of determining the direction of arrival of an electromagnetic wave
BRPI0921077A2 (pt) método e aparelho para fabricação de tubos de aço com propriedades especiais.
SI2242628T1 (sl) Postopek izdelave betonskih cevi
SI2562002T1 (sl) Ravninski element in postopek njegove izdelave
EG26381A (en) Method for the identification of oxidizing bacteria for propane
PL2162274T3 (pl) Sposób wytwarzania elementu do analizy i element do analizy
EP2225401A4 (en) SYSTEM AND METHOD FOR PRODUCING METALLIC IRON

Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 7A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2343 DE 01-12-2015 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.