ATE230806T1 - Verfahren zur herstellung von eisenoxidpellets mit niedrigem bentonitgehalt - Google Patents

Verfahren zur herstellung von eisenoxidpellets mit niedrigem bentonitgehalt

Info

Publication number
ATE230806T1
ATE230806T1 AT98120606T AT98120606T ATE230806T1 AT E230806 T1 ATE230806 T1 AT E230806T1 AT 98120606 T AT98120606 T AT 98120606T AT 98120606 T AT98120606 T AT 98120606T AT E230806 T1 ATE230806 T1 AT E230806T1
Authority
AT
Austria
Prior art keywords
iron oxide
pellet
mass
less
producing iron
Prior art date
Application number
AT98120606T
Other languages
English (en)
Inventor
Osamu Tsuchiya
Chuo-Ku Chome
Hidetoshi Tanaka
Takao Harada
Jun Jimbo
Chuo-Ku
Shoichi Kikuchi
Yasuhiko Igawa
Original Assignee
Kobe Steel 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=17860239&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE230806(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Application granted granted Critical
Publication of ATE230806T1 publication Critical patent/ATE230806T1/de

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
    • C22B1/242—Binding; Briquetting ; Granulating with binders
    • C22B1/244—Binding; Briquetting ; Granulating with binders organic
    • 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
    • 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
    • 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
    • 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
    • C22B13/00—Obtaining lead
    • C22B13/06—Refining
    • C22B13/10—Separating metals from lead by crystallising, e.g. by Pattison process
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
    • Y10T428/12611—Oxide-containing component
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
    • Y10T428/24322—Composite web or sheet
    • Y10T428/24331—Composite web or sheet including nonapertured component
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
    • Y10T428/24322—Composite web or sheet
    • Y10T428/24331—Composite web or sheet including nonapertured component
    • Y10T428/24339—Keyed
    • Y10T428/24347—From both sides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Compounds Of Iron (AREA)
AT98120606T 1997-10-30 1998-10-30 Verfahren zur herstellung von eisenoxidpellets mit niedrigem bentonitgehalt ATE230806T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP29847997 1997-10-30

Publications (1)

Publication Number Publication Date
ATE230806T1 true ATE230806T1 (de) 2003-01-15

Family

ID=17860239

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98120606T ATE230806T1 (de) 1997-10-30 1998-10-30 Verfahren zur herstellung von eisenoxidpellets mit niedrigem bentonitgehalt

Country Status (5)

Country Link
US (2) US6579505B2 (de)
EP (1) EP0916742B2 (de)
AT (1) ATE230806T1 (de)
CA (1) CA2251339A1 (de)
DE (1) DE69810579T3 (de)

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CA2251339A1 (en) * 1997-10-30 1999-04-30 Hidetoshi Tanaka Method of producing iron oxide pellets
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TW562860B (en) * 2000-04-10 2003-11-21 Kobe Steel Ltd Method for producing reduced iron
JP4757982B2 (ja) 2000-06-28 2011-08-24 株式会社神戸製鋼所 粒状金属鉄の歩留まり向上方法
DE60138725D1 (de) * 2000-10-30 2009-06-25 Nippon Steel Corp METALLOXID ENTHALTENDES GRÜNPELLET FÜR REDUKTIONSOFEN und VERFAHREN ZU SEINER HERSTELLUNG, VERFAHREN ZU SEINER REDUKTION
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US6786949B2 (en) 2001-03-20 2004-09-07 Startec Iron, Llc Method and apparatus for using a pre-jel for producing self-reducing agglomerates
JP4691827B2 (ja) * 2001-05-15 2011-06-01 株式会社神戸製鋼所 粒状金属鉄
JP4256645B2 (ja) * 2001-11-12 2009-04-22 株式会社神戸製鋼所 金属鉄の製法
MY133537A (en) * 2002-01-24 2007-11-30 Kobe Steel Ltd Method for making molten iron
TW585924B (en) 2002-04-03 2004-05-01 Kobe Steel Ltd Method for making reduced iron
JP2004000882A (ja) * 2002-04-17 2004-01-08 Kobe Steel Ltd 重金属及び／又は有機化合物の処理方法
JP3679084B2 (ja) 2002-10-09 2005-08-03 株式会社神戸製鋼所 溶融金属製造用原料の製造方法および溶融金属の製造方法
EP1867736A1 (de) * 2002-10-18 2007-12-19 Kabushiki Kaisha Kobe Seiko Sho Verfahren zur Herstellung von Eisennickel
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
JP4438297B2 (ja) * 2003-03-10 2010-03-24 株式会社神戸製鋼所 還元金属の製造方法および炭材内装塊成物
RU2236472C1 (ru) * 2003-03-31 2004-09-20 Сибирский государственный индустриальный университет Способ сушки окатышей
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AU2005313001B2 (en) * 2004-12-07 2010-06-24 Nu-Iron Technology, Llc Method and system for producing metallic iron nuggets
RU2441077C2 (ru) * 2006-03-24 2012-01-27 МЕСАБИ НАГГЕТ ЭлЭлСи Способ получения окускованного материала
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CN100562589C (zh) * 2007-12-27 2009-11-25 钢铁研究总院 一种铁矿球团用钠基膨润土基粘结剂及其制备方法
US8202345B2 (en) * 2009-05-28 2012-06-19 Premier Enviro Services, Inc. Method of producing non-pyrophoric metallic iron
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DE102012005454B4 (de) 2012-03-20 2020-06-18 Outotec Oyj Verfahren und Vorrichtung zur Herstellung von gehärteten Granalien aus eisenhaltigen Partikeln
DE102012011240A1 (de) * 2012-06-06 2013-12-12 Outotec Oyj Verfahren zur Herstellung von gehärteten Granalien aus eisenhaltigen Partikeln
JP5839090B1 (ja) 2014-07-25 2016-01-06 住友金属鉱山株式会社 ニッケル酸化鉱の製錬方法、ペレットの装入方法
WO2018099559A1 (en) * 2016-11-30 2018-06-07 S.A. Lhoist Recherche Et Developpement Metallic ore pellets
CN109266847B (zh) * 2018-11-19 2020-09-08 攀枝花学院 低温固结冶金球团的制备方法
RU2759284C1 (ru) * 2020-12-08 2021-11-11 Александр Викторович Федяшин Способ получения из вторичного алюминиевого сырья глиноземсодержащего материала для рафинирования и формирования шлака при выплавке стали.
CN112725617B (zh) * 2020-12-24 2022-06-14 广西柳钢环保股份有限公司 转炉除尘灰均质化处理压球方法
RU2768073C1 (ru) * 2021-10-20 2022-03-23 Федеральное государственное бюджетное образовательное учреждение высшего образования "Сибирский государственный индустриальный университет" ФГБОУ ВО "СибГИУ" Способ получения окатышей
CN114231735A (zh) * 2021-12-01 2022-03-25 攀枝花钢城集团有限公司 一种基于冶炼二次资源养护炉的方法
CN114410960B (zh) * 2021-12-17 2023-12-12 萍乡市众邦冶金有限公司 一种用于钢铁冶炼的球团生产工艺

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Also Published As

Publication number Publication date
US6811759B2 (en) 2004-11-02
DE69810579T3 (de) 2006-10-26
DE69810579T2 (de) 2003-11-20
EP0916742B2 (de) 2006-03-22
EP0916742A1 (de) 1999-05-19
US20020175441A1 (en) 2002-11-28
EP0916742B1 (de) 2003-01-08
US6579505B2 (en) 2003-06-17
CA2251339A1 (en) 1999-04-30
US20030198779A1 (en) 2003-10-23
DE69810579D1 (de) 2003-02-13

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