DE2514325A1 - Direktreduktionsverfahren - Google Patents

Direktreduktionsverfahren

Info

Publication number
DE2514325A1
DE2514325A1 DE19752514325 DE2514325A DE2514325A1 DE 2514325 A1 DE2514325 A1 DE 2514325A1 DE 19752514325 DE19752514325 DE 19752514325 DE 2514325 A DE2514325 A DE 2514325A DE 2514325 A1 DE2514325 A1 DE 2514325A1
Authority
DE
Germany
Prior art keywords
agglomerates
metal
slag
zone
melting
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.)
Pending
Application number
DE19752514325
Other languages
German (de)
English (en)
Inventor
Richard Forrest Obenchain
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE2514325A1 publication Critical patent/DE2514325A1/de
Pending legal-status Critical Current

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
    • C21B13/0046—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
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft 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
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • C21B13/023—Making spongy iron or liquid steel, by direct processes in shaft furnaces wherein iron or steel is obtained in a molten state

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
DE19752514325 1974-04-05 1975-04-02 Direktreduktionsverfahren Pending DE2514325A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/458,096 US3953196A (en) 1974-04-05 1974-04-05 Process for the direct reduction of metal oxides

Publications (1)

Publication Number Publication Date
DE2514325A1 true DE2514325A1 (de) 1975-10-09

Family

ID=23819331

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752514325 Pending DE2514325A1 (de) 1974-04-05 1975-04-02 Direktreduktionsverfahren

Country Status (4)

Country Link
US (1) US3953196A (enExample)
JP (1) JPS5619366B2 (enExample)
CA (1) CA1049266A (enExample)
DE (1) DE2514325A1 (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4317968A1 (de) * 1993-05-28 1994-12-08 Voest Alpine Ind Anlagen Verfahren zur Erzeugung von flüssigem Roheisen aus stückigem Eisenerz
WO1997034018A1 (en) * 1996-03-15 1997-09-18 Kabushiki Kaisha Kobe Seiko Sho Method and apparatus for making metallic iron
WO1998029573A1 (en) * 1996-12-27 1998-07-09 Kabushiki Kaisha Kobe Seiko Sho Production method of metallic iron
US6506231B2 (en) 1996-03-15 2003-01-14 Kabushiki Kaisha Kobe Seiko Sho Method and apparatus for making metallic iron
EP2937427A4 (en) * 2012-12-18 2017-03-01 Posco Reduced-iron production method and production device

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57174074U (enExample) * 1981-04-28 1982-11-02
EP0409853B1 (en) * 1988-03-11 1994-12-07 Deere & Company Production of manganese carbide and ferrous alloys
US6277168B1 (en) * 2000-02-14 2001-08-21 Xiaodi Huang Method for direct metal making by microwave energy
US6692688B2 (en) * 2001-03-20 2004-02-17 Startec Iron, Llc Modular furnace
US7632335B2 (en) * 2004-12-07 2009-12-15 Nu-Iron Technology, Llc Method and system for producing metallic iron nuggets
JP2014167164A (ja) * 2013-02-01 2014-09-11 Kobe Steel Ltd 還元鉄の製造方法
US11427877B2 (en) * 2017-09-21 2022-08-30 Nucor Corporation Direct reduced iron (DRI) heat treatment, products formed therefrom, and use thereof
JP7147409B2 (ja) * 2018-09-20 2022-10-05 住友金属鉱山株式会社 酸化鉱石の製錬方法
NL2023109B1 (en) * 2019-05-10 2020-11-30 African Rainbow Minerals Ltd Process for the smelting of a metalliferous feedstock material
JP7293910B2 (ja) * 2019-06-26 2023-06-20 住友金属鉱山株式会社 酸化鉱石の製錬方法
JP7425302B2 (ja) * 2020-04-01 2024-01-31 日本製鉄株式会社 ペレットの搬送方法
AU2021386878A1 (en) * 2020-11-24 2023-06-22 Technological Resources Pty. Limited Biomass direct reduced iron
WO2022109665A1 (en) * 2020-11-24 2022-06-02 Technological Resources Pty. Limited Biomass direct reduced iron

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3503736A (en) * 1963-03-01 1970-03-31 Sherwood William L Direct iron and steelmaking process
US3313618A (en) * 1964-06-11 1967-04-11 United States Steel Corp Method and apparatus for making steel continuously
US3301661A (en) * 1965-03-25 1967-01-31 Lukens Steel Co Process and apparatus for producing iron and steel
GB1261127A (en) * 1968-10-15 1972-01-19 Conzinc Riotinto Ltd Shaft furnace smelting of oxidic ores, concentrates or calcines
US3634064A (en) * 1969-03-21 1972-01-11 Hanna Mining Co Process for the recovery of nickel from nickeliferous lateritic ores
US3746533A (en) * 1972-03-22 1973-07-17 L Moussoulos Process of producing ferro-nickel in a rotary furnace including pelletizing and pre-reducing ore

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4317968A1 (de) * 1993-05-28 1994-12-08 Voest Alpine Ind Anlagen Verfahren zur Erzeugung von flüssigem Roheisen aus stückigem Eisenerz
WO1997034018A1 (en) * 1996-03-15 1997-09-18 Kabushiki Kaisha Kobe Seiko Sho Method and apparatus for making metallic iron
US6036744A (en) * 1996-03-15 2000-03-14 Kabushiki Kaisha Kobe Seiko Sho Method and apparatus for making metallic iron
US6432533B1 (en) 1996-03-15 2002-08-13 Kabushiki Kaisha Kobe Seiko Sho Metallic iron containing slag
US6506231B2 (en) 1996-03-15 2003-01-14 Kabushiki Kaisha Kobe Seiko Sho Method and apparatus for making metallic iron
US7938883B2 (en) 1996-03-15 2011-05-10 Kabushiki Kaisha Kobe Seiko Sho Method and apparatus for making metallic iron
WO1998029573A1 (en) * 1996-12-27 1998-07-09 Kabushiki Kaisha Kobe Seiko Sho Production method of metallic iron
US6063156A (en) * 1996-12-27 2000-05-16 Kabushiki Kaisha Kobe Seiko Sho Production method of metallic iron
EP2937427A4 (en) * 2012-12-18 2017-03-01 Posco Reduced-iron production method and production device

Also Published As

Publication number Publication date
US3953196A (en) 1976-04-27
JPS50136203A (enExample) 1975-10-29
CA1049266A (en) 1979-02-27
JPS5619366B2 (enExample) 1981-05-07

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Legal Events

Date Code Title Description
OHW Rejection