BRPI0414579B1 - Pelotas de auto-redução ligadas a frio e processo para sua produção - Google Patents

Pelotas de auto-redução ligadas a frio e processo para sua produção

Info

Publication number
BRPI0414579B1
BRPI0414579B1 BRPI0414579-8B1A BRPI0414579A BRPI0414579B1 BR PI0414579 B1 BRPI0414579 B1 BR PI0414579B1 BR PI0414579 A BRPI0414579 A BR PI0414579A BR PI0414579 B1 BRPI0414579 B1 BR PI0414579B1
Authority
BR
Brazil
Prior art keywords
cold
production
linked self
reducing pellets
pellets
Prior art date
Application number
BRPI0414579-8B1A
Other languages
English (en)
Inventor
Hanqing Liu
Original Assignee
Cold Ball Metallurg Co Ltd
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 Cold Ball Metallurg Co Ltd filed Critical Cold Ball Metallurg Co Ltd
Publication of BRPI0414579A publication Critical patent/BRPI0414579A/pt
Publication of BRPI0414579B1 publication Critical patent/BRPI0414579B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/2406—Binding; Briquetting ; Granulating pelletizing
    • 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
    • C04B7/00—Hydraulic cements
    • C04B7/36—Manufacture of hydraulic cements in general
    • C04B7/48—Clinker treatment
    • C04B7/52—Grinding ; After-treatment of ground cement
    • C04B7/527—Grinding ; After-treatment of ground cement obtaining cements characterised by fineness, e.g. by multi-modal particle size distribution
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/242—Binding; Briquetting ; Granulating with binders
    • C22B1/243—Binding; Briquetting ; Granulating with binders inorganic
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/242—Binding; Briquetting ; Granulating with binders
    • C22B1/244—Binding; Briquetting ; Granulating with binders organic
    • C22B1/245—Binding; Briquetting ; Granulating with binders organic with carbonaceous material for the production of coked agglomerates
    • 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/0087—Uses not provided for elsewhere in C04B2111/00 for metallurgical applications

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
BRPI0414579-8B1A 2003-09-23 2004-09-16 Pelotas de auto-redução ligadas a frio e processo para sua produção BRPI0414579B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/667,883 US7896963B2 (en) 2003-09-23 2003-09-23 Self-reducing, cold-bonded pellets
PCT/IB2004/003038 WO2005028684A1 (en) 2003-09-23 2004-09-16 Self-reducing, cold-bonded pellets

Publications (2)

Publication Number Publication Date
BRPI0414579A BRPI0414579A (pt) 2006-11-07
BRPI0414579B1 true BRPI0414579B1 (pt) 2013-12-24

Family

ID=34313389

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0414579-8B1A BRPI0414579B1 (pt) 2003-09-23 2004-09-16 Pelotas de auto-redução ligadas a frio e processo para sua produção

Country Status (16)

Country Link
US (1) US7896963B2 (pt)
EP (1) EP1664354B1 (pt)
JP (1) JP2007523256A (pt)
KR (1) KR101158883B1 (pt)
CN (1) CN1842604B (pt)
AP (1) AP2006003543A0 (pt)
AU (1) AU2004274714B2 (pt)
BR (1) BRPI0414579B1 (pt)
CA (1) CA2538091C (pt)
EA (1) EA009599B1 (pt)
MX (1) MXPA06003182A (pt)
NO (1) NO20061790L (pt)
OA (1) OA13259A (pt)
RS (1) RS20060207A (pt)
WO (1) WO2005028684A1 (pt)
ZA (1) ZA200600445B (pt)

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* Cited by examiner, † Cited by third party
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US7841849B2 (en) * 2005-11-04 2010-11-30 University Of Southern California Dry material transport and extrusion
JP5000402B2 (ja) * 2006-09-11 2012-08-15 新日本製鐵株式会社 高炉用含炭非焼成ペレットの製造方法
CN101492767B (zh) * 2008-01-23 2010-12-08 四川龙蟒矿冶有限责任公司 一种直接还原生球块的多级整粒处理方法及其设备
JP4327222B1 (ja) * 2008-03-31 2009-09-09 株式会社 テツゲン セメントボンド塊成鉱の製造方法
JP5384175B2 (ja) * 2008-04-10 2014-01-08 株式会社神戸製鋼所 粒状金属鉄製造用酸化チタン含有塊成物
JP5466590B2 (ja) * 2009-07-21 2014-04-09 株式会社神戸製鋼所 炭材内装塊成化物を用いた還元鉄製造方法
JP4808819B2 (ja) * 2009-08-21 2011-11-02 新日本製鐵株式会社 高炉用の非焼成含炭塊成鉱およびその製造方法
US8287621B2 (en) 2010-12-22 2012-10-16 Nu-Iron Technology, Llc Use of bimodal carbon distribution in compacts for producing metallic iron nodules
US20120210824A1 (en) * 2011-02-14 2012-08-23 Lehtinen Larry J Methods, systems and devices for making cold bonded agglomerates
TWI558657B (zh) 2011-09-08 2016-11-21 淡水河谷公司 奈米碳管應用於粉礦聚集物以增加其機械強度
CN103509939A (zh) * 2012-06-20 2014-01-15 鞍钢股份有限公司 一种自还原冷固团块
CN102978306A (zh) * 2012-10-22 2013-03-20 山西太钢不锈钢股份有限公司 一种降低炉内反应温度低成本的炼铁方法
KR101451405B1 (ko) 2012-11-30 2014-10-15 주식회사 포스코 괴성광의 경화장치 및 이를 구비한 용철 제조장치
CN104419825A (zh) * 2013-09-05 2015-03-18 鞍钢股份有限公司 一种含焦油渣铁焦复合球团及其生产方法
US20160251735A1 (en) * 2013-11-05 2016-09-01 Saudi Basic Industries Corporation Methods and compositions for decreasing adherence of iron oxide pellets used in direct reduction processes
US9441838B2 (en) 2013-11-18 2016-09-13 Edward Baker Pellet bin insert and storage system for smoker grills
KR101638769B1 (ko) * 2014-12-05 2016-07-12 주식회사 포스코 밀 스케일 브리켓 및 이의 제조방법
CN104726698B (zh) * 2015-03-25 2017-03-01 甘肃酒钢集团宏兴钢铁股份有限公司 酸性复合金属化球团及其生产工艺
CN106381383A (zh) * 2015-07-27 2017-02-08 宝山钢铁股份有限公司 一种防粘结碱性球团及其制造方法
BE1023884B1 (fr) * 2016-07-08 2017-09-04 Lhoist Rech Et Developpement Sa Procédé de fabricatrion de briquettes contenant de l'oxyde de fer actif, et briquettes ainsi obtenues
CN106399678B (zh) * 2016-09-28 2018-02-23 武汉钢铁有限公司 一种球团矿成球用粘结剂及其制备方法
WO2018099559A1 (en) * 2016-11-30 2018-06-07 S.A. Lhoist Recherche Et Developpement Metallic ore pellets
FI130393B (fi) * 2018-09-26 2023-08-09 Outokumpu Oy Menetelmä metallioksideja sisältävien sivuvirtojen hyödyntämiseksi ferrokromin sulatusprosesseissa
BR102019007542A8 (pt) * 2019-04-12 2021-02-02 G Meta Consultoria Participacoes E Servicos Ltda processo e equipamento para conversão de altos-fornos ao modo de auto-redução
CN110343855B (zh) * 2019-08-20 2021-06-04 攀钢集团攀枝花钢铁研究院有限公司 高效钙化提钒的方法
CN111286575A (zh) * 2020-04-23 2020-06-16 郭瑛 一种还原炼铁复合剂及其制备方法和应用
US11987860B2 (en) 2021-09-16 2024-05-21 Sidney Nicodemos da Silva Low temperature briquette of fines bearing iron and other metals
CN114214513B (zh) * 2021-11-26 2023-12-01 武汉钢铁有限公司 金属率达95%以上的高抗压性压球的制备方法
CN115198088B (zh) * 2022-06-07 2023-11-14 首钢京唐钢铁联合有限责任公司 一种配加高炉环境除尘灰生产的球团矿及其制备方法

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US6752865B2 (en) * 2002-03-28 2004-06-22 Council Of Scientific And Industrial Research Process for manufacturing of high iron hydraulic cement clinker
CN100501670C (zh) 2007-11-19 2009-06-17 中兴通讯股份有限公司 将移动信息设备描述移植到紧凑型虚拟机平台上的方法

Also Published As

Publication number Publication date
KR20070020176A (ko) 2007-02-20
US7896963B2 (en) 2011-03-01
RS20060207A (en) 2008-04-04
MXPA06003182A (es) 2006-06-23
CA2538091C (en) 2012-08-07
WO2005028684A1 (en) 2005-03-31
CN1842604B (zh) 2010-05-05
JP2007523256A (ja) 2007-08-16
AU2004274714B2 (en) 2011-04-07
KR101158883B1 (ko) 2012-06-25
EP1664354B1 (en) 2018-12-26
EA200600461A1 (ru) 2007-02-27
OA13259A (en) 2007-01-31
AP2006003543A0 (en) 2006-04-30
US20050061207A1 (en) 2005-03-24
BRPI0414579A (pt) 2006-11-07
NO20061790L (no) 2006-04-24
EA009599B1 (ru) 2008-02-28
ZA200600445B (en) 2006-12-27
CA2538091A1 (en) 2005-03-31
EP1664354A1 (en) 2006-06-07
AU2004274714A1 (en) 2005-03-31
EP1664354A4 (en) 2008-07-16
CN1842604A (zh) 2006-10-04

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Legal Events

Date Code Title Description
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 16/09/2004, OBSERVADAS AS CONDICOES LEGAIS.