GB1504088A - Method and apparatus for continuous passivation of sponge iron material - Google Patents

Method and apparatus for continuous passivation of sponge iron material

Info

Publication number
GB1504088A
GB1504088A GB20757/76A GB2075776A GB1504088A GB 1504088 A GB1504088 A GB 1504088A GB 20757/76 A GB20757/76 A GB 20757/76A GB 2075776 A GB2075776 A GB 2075776A GB 1504088 A GB1504088 A GB 1504088A
Authority
GB
United Kingdom
Prior art keywords
passivated
strip
particles
sponge
iron material
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB20757/76A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Midrex Corp
Original Assignee
Midrex 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 Midrex Corp filed Critical Midrex Corp
Publication of GB1504088A publication Critical patent/GB1504088A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/18—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using profiled rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/14—Treatment of metallic powder
    • B22F1/148—Agglomerating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/30—Feeding material to presses
    • B30B15/302—Feeding material in particulate or plastic state to moulding presses
    • B30B15/308—Feeding material in particulate or plastic state to moulding presses in a continuous manner, e.g. for roller presses, screw extrusion presses
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0086—Conditioning, transformation of reduced iron ores
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0086—Conditioning, transformation of reduced iron ores
    • C21B13/0093—Protecting against oxidation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Manufacture Of Iron (AREA)
  • Powder Metallurgy (AREA)
GB20757/76A 1975-06-05 1976-05-19 Method and apparatus for continuous passivation of sponge iron material Expired GB1504088A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US58418475A 1975-06-05 1975-06-05

Publications (1)

Publication Number Publication Date
GB1504088A true GB1504088A (en) 1978-03-15

Family

ID=24336244

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20757/76A Expired GB1504088A (en) 1975-06-05 1976-05-19 Method and apparatus for continuous passivation of sponge iron material

Country Status (12)

Country Link
JP (1) JPS51148610A (cg-RX-API-DMAC10.html)
AR (1) AR208785A1 (cg-RX-API-DMAC10.html)
AU (1) AU501229B2 (cg-RX-API-DMAC10.html)
BR (1) BR7603290A (cg-RX-API-DMAC10.html)
CA (2) CA1063835A (cg-RX-API-DMAC10.html)
DE (1) DE2625223C3 (cg-RX-API-DMAC10.html)
EG (1) EG12017A (cg-RX-API-DMAC10.html)
FR (1) FR2313450A1 (cg-RX-API-DMAC10.html)
GB (1) GB1504088A (cg-RX-API-DMAC10.html)
KE (1) KE3139A (cg-RX-API-DMAC10.html)
MY (1) MY8100378A (cg-RX-API-DMAC10.html)
ZA (1) ZA762594B (cg-RX-API-DMAC10.html)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1690658A3 (de) * 2005-02-12 2008-01-16 S & B Industrial Minerals GmbH Verfahren und Vorrichtung zur Herstellung quellfähiger Grobkörner
EP2930452A4 (en) * 2012-12-07 2016-08-03 Posco DEVICE FOR DISCONNECTING PLATE-MOLDED HBI PARTICLES
CN114230215A (zh) * 2021-12-09 2022-03-25 南京广兰建材科技有限公司 一种利用生产废水生产混凝土的制备方法
SE2351155A1 (en) * 2023-10-09 2025-04-10 Hybrit Development Ab Process and system for production of passivated cold direct reduced iron

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2852964A1 (de) * 1978-12-07 1980-06-26 Krupp Polysius Ag Verfahren und anlage zur reduktion von erzen
JPS55119116A (en) * 1979-03-02 1980-09-12 Agency Of Ind Science & Technol Preventive method for re-oxidation of reduced iron powder and its device
JPS56160900A (en) * 1980-05-16 1981-12-10 Mitsubishi Heavy Ind Ltd Briquette machine
DE3509616C2 (de) * 1985-02-27 1987-04-30 Korf Engineering GmbH, 4000 Düsseldorf Verfahren zum Kompaktieren von Eisenpartikeln und nachfolgendem Auseinanderbrechen des kompaktierten Eisenbandes und Vorrichtung zur Durchführung dieses Verfahrens
DE3732351A1 (de) * 1987-09-25 1989-04-06 Metallgesellschaft Ag Verfahren zur herstellung von bindemittellosen briketts aus stahlwerksstaeuben
AT404361B (de) * 1995-01-23 1998-11-25 Voest Alpine Ind Anlagen Verfahren und vorrichtung zum abkühlen von heissem eisenschwamm
DE10156735C2 (de) * 2001-11-19 2003-10-30 Koeppern & Co Kg Maschf Verfahren zum Heißgranulieren von metallhaltigen Stoffpartikeln, wie Eisenschwamm, Hüttenstäube, Hüttenreststoffe etc.
US7622071B2 (en) * 2004-10-19 2009-11-24 Posco Apparatus for manufacturing compacted irons of reduced materials comprising fine direct reduced irons and apparatus for manufacturing molten irons using the same
JP5971141B2 (ja) * 2013-02-01 2016-08-17 新東工業株式会社 ブリケットマシン
CN109093107B (zh) * 2018-08-27 2021-11-02 陕西安康三航纳米科技股份有限公司 一种回转式超细/纳米粉体钝化装置
RU2735086C1 (ru) * 2020-04-03 2020-10-28 Федеральное государственное бюджетное образовательное учреждение высшего образования "Алтайский государственный аграрный университет" (ФГБОУ ВО Алтайский ГАУ) Валковый пресс для гранулирования
DE102022101419A1 (de) * 2022-01-21 2023-07-27 Maschinenfabrik Köppern Gmbh & Co. Kg Vorrichtung zum Zerteilen eines Brikettstrangs

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1690658A3 (de) * 2005-02-12 2008-01-16 S & B Industrial Minerals GmbH Verfahren und Vorrichtung zur Herstellung quellfähiger Grobkörner
EP1690658B1 (de) 2005-02-12 2015-03-04 S & B Industrial Minerals GmbH Verwendung von Pellets auf tonmineralischer Basis
EP2930452A4 (en) * 2012-12-07 2016-08-03 Posco DEVICE FOR DISCONNECTING PLATE-MOLDED HBI PARTICLES
CN114230215A (zh) * 2021-12-09 2022-03-25 南京广兰建材科技有限公司 一种利用生产废水生产混凝土的制备方法
SE2351155A1 (en) * 2023-10-09 2025-04-10 Hybrit Development Ab Process and system for production of passivated cold direct reduced iron

Also Published As

Publication number Publication date
AR208785A1 (es) 1977-02-28
CA1062428A (en) 1979-09-18
AU1357376A (en) 1977-11-10
AU501229B2 (en) 1979-06-14
EG12017A (en) 1978-06-30
MY8100378A (en) 1981-12-31
BR7603290A (pt) 1977-02-15
CA1063835A (en) 1979-10-09
DE2625223C3 (de) 1981-03-19
FR2313450A1 (fr) 1976-12-31
JPS51148610A (en) 1976-12-21
DE2625223A1 (de) 1976-12-09
JPS563881B2 (cg-RX-API-DMAC10.html) 1981-01-27
FR2313450B3 (cg-RX-API-DMAC10.html) 1979-02-23
DE2625223B2 (de) 1980-07-31
ZA762594B (en) 1977-04-27
KE3139A (en) 1981-07-24

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee