BR9916605B1 - mÉtodo para produzir um produto sàlido de ferro e carbono e aparelho para um mÉtodo de reduÇço direta de material de àxido de ferro. - Google Patents

mÉtodo para produzir um produto sàlido de ferro e carbono e aparelho para um mÉtodo de reduÇço direta de material de àxido de ferro.

Info

Publication number
BR9916605B1
BR9916605B1 BRPI9916605-4A BR9916605A BR9916605B1 BR 9916605 B1 BR9916605 B1 BR 9916605B1 BR 9916605 A BR9916605 A BR 9916605A BR 9916605 B1 BR9916605 B1 BR 9916605B1
Authority
BR
Brazil
Prior art keywords
producing
iron
oxide material
carbon product
direct reduction
Prior art date
Application number
BRPI9916605-4A
Other languages
English (en)
Other versions
BR9916605A (pt
Inventor
David C Meissner
Glenn E Hoffman
Kyle J Shoop
Takuya Negami
Akira Uragami
Yasuhiro Tanigaki
Shuzo Ito
Isao Kobayashi
Osamu Tsuge
Koji Tokuda
Shoichi Kikuchi
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 filed Critical
Publication of BR9916605A publication Critical patent/BR9916605A/pt
Publication of BR9916605B1 publication Critical patent/BR9916605B1/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
    • 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
    • C21B13/105—Rotary hearth-type furnaces
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Tunnel Furnaces (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
BRPI9916605-4A 1998-11-12 1999-11-12 mÉtodo para produzir um produto sàlido de ferro e carbono e aparelho para um mÉtodo de reduÇço direta de material de àxido de ferro. BR9916605B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10804598P 1998-11-12 1998-11-12
US09/266,989 US6413295B2 (en) 1998-11-12 1999-03-12 Iron production method of operation in a rotary hearth furnace and improved furnace apparatus
PCT/EP1999/008726 WO2000029628A1 (en) 1998-11-12 1999-11-12 Iron production method of operation in a rotary hearth furnace and improved furnace apparatus

Publications (2)

Publication Number Publication Date
BR9916605A BR9916605A (pt) 2001-08-14
BR9916605B1 true BR9916605B1 (pt) 2009-01-13

Family

ID=26805466

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9916605-4A BR9916605B1 (pt) 1998-11-12 1999-11-12 mÉtodo para produzir um produto sàlido de ferro e carbono e aparelho para um mÉtodo de reduÇço direta de material de àxido de ferro.

Country Status (19)

Country Link
US (1) US6413295B2 (pt)
EP (1) EP1137817B1 (pt)
JP (1) JP4231960B2 (pt)
KR (1) KR100417201B1 (pt)
CN (1) CN1289693C (pt)
AR (1) AR021245A1 (pt)
AT (1) ATE241020T1 (pt)
AU (1) AU760611B2 (pt)
BR (1) BR9916605B1 (pt)
CA (1) CA2348940C (pt)
CZ (1) CZ20011580A3 (pt)
DE (1) DE69908176T2 (pt)
ES (1) ES2199599T3 (pt)
HU (1) HUP0105164A3 (pt)
ID (1) ID28563A (pt)
PE (1) PE20001247A1 (pt)
PL (1) PL194677B1 (pt)
SK (1) SK6112001A3 (pt)
WO (1) WO2000029628A1 (pt)

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JP3866492B2 (ja) 2000-06-29 2007-01-10 株式会社神戸製鋼所 回転炉床式還元炉の操業方法
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JP4116874B2 (ja) 2002-12-05 2008-07-09 株式会社神戸製鋼所 溶鉄の製法
JP4307849B2 (ja) * 2003-01-07 2009-08-05 株式会社神戸製鋼所 クロム含有原料の還元方法
TWI282818B (en) * 2003-01-16 2007-06-21 Kobe Steel Ltd A rotary hearth furnace and iron production method thereby
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
JP4167101B2 (ja) * 2003-03-20 2008-10-15 株式会社神戸製鋼所 粒状金属鉄の製法
JP4167113B2 (ja) 2003-04-17 2008-10-15 株式会社神戸製鋼所 還元鉄の製造方法及び装置
CN104099439A (zh) * 2004-12-07 2014-10-15 纽-铁科技有限责任公司 用于生产金属铁矿块的系统
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JP5047468B2 (ja) * 2005-03-31 2012-10-10 新日本製鐵株式会社 還元鉄の製造方法
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US8021460B2 (en) * 2006-07-26 2011-09-20 Nu-Iron Technology, Llc System and method for producing metallic iron nodules
WO2008042996A1 (en) * 2006-10-04 2008-04-10 Nu-Iron Technology, Llc System and method of producing metallic iron
WO2008042997A1 (en) * 2006-10-04 2008-04-10 Nu-Iron Technology, Llc System and method for producing metallic iron
JP4976822B2 (ja) 2006-11-14 2012-07-18 株式会社神戸製鋼所 粒状金属鉄の製造方法およびその装置
US8133299B2 (en) * 2006-11-17 2012-03-13 Nu-Iron Technology, Llc Multiple hearth furnace for reducing iron oxide
CA2675311A1 (en) * 2007-01-12 2008-07-24 Nu-Iron Technology, Llc System and method for cooling and removing iron from a hearth
US8372179B2 (en) * 2007-10-15 2013-02-12 E I Du Pont De Nemours And Company Ore reduction process using carbon based materials having a low sulfur content and titanium oxide and iron metallization product therefrom
US8340014B2 (en) * 2007-12-26 2012-12-25 Lg Electronics Inc. Method for transmitting and receiving signals using multi-band radio frequencies
PL2247759T3 (pl) * 2008-01-30 2015-08-31 Nu Iron Tech Llc Sposób i układ do wytwarzania bryłek metalicznego żelaza
CA2661419A1 (en) 2008-04-03 2009-10-03 Nu-Iron Technology, Llc System and method for producing metallic iron
JP5503420B2 (ja) * 2010-06-07 2014-05-28 株式会社神戸製鋼所 粒状金属の製造方法
US8287621B2 (en) 2010-12-22 2012-10-16 Nu-Iron Technology, Llc Use of bimodal carbon distribution in compacts for producing metallic iron nodules
CN103060546A (zh) * 2012-12-20 2013-04-24 天津钢铁集团有限公司 转炉污泥直接利用转化方法
BR112015021356A2 (pt) 2013-03-06 2017-07-18 Midrex Technologies Inc método para reduzir um material contendo cromo
CN103667675A (zh) * 2013-08-01 2014-03-26 北京神雾环境能源科技集团股份有限公司 红土镍矿处理方法
CN103667742B (zh) * 2013-09-16 2016-03-02 江苏省冶金设计院有限公司 红土镍矿处理方法
CN103667743B (zh) * 2013-09-16 2016-08-17 江苏省冶金设计院有限公司 红土镍矿处理方法
CN103695632B (zh) * 2013-12-31 2016-05-04 泰州振昌工业废渣综合利用有限责任公司 一种使用铁矿尾渣调节熔分还原改性炉造渣碱度的方法
CN106148624A (zh) * 2016-08-01 2016-11-23 江苏省冶金设计院有限公司 直接还原含铁原料的方法和系统
CN106119457A (zh) * 2016-08-01 2016-11-16 江苏省冶金设计院有限公司 直接还原含铁原料的方法和系统
CN107881283A (zh) * 2017-11-21 2018-04-06 江苏省冶金设计院有限公司 一种转底炉

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Also Published As

Publication number Publication date
SK6112001A3 (en) 2002-01-07
PL194677B1 (pl) 2007-06-29
PE20001247A1 (es) 2000-12-05
HUP0105164A3 (en) 2002-06-28
ID28563A (id) 2001-05-31
AR021245A1 (es) 2002-07-03
BR9916605A (pt) 2001-08-14
CZ20011580A3 (cs) 2002-03-13
CN1325459A (zh) 2001-12-05
HUP0105164A2 (hu) 2002-04-29
DE69908176T2 (de) 2004-03-18
WO2000029628A1 (en) 2000-05-25
PL348435A1 (en) 2002-05-20
ATE241020T1 (de) 2003-06-15
JP2000144224A (ja) 2000-05-26
CA2348940C (en) 2005-02-15
CN1289693C (zh) 2006-12-13
KR100417201B1 (ko) 2004-02-05
US6413295B2 (en) 2002-07-02
US20010052273A1 (en) 2001-12-20
AU1505800A (en) 2000-06-05
EP1137817B1 (en) 2003-05-21
EP1137817A1 (en) 2001-10-04
ES2199599T3 (es) 2004-02-16
CA2348940A1 (en) 2000-05-25
JP4231960B2 (ja) 2009-03-04
KR20010080423A (ko) 2001-08-22
DE69908176D1 (de) 2003-06-26
AU760611B2 (en) 2003-05-22

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 12/11/1999, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 20A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2540 DE 10-09-2019 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.