SE306338B - - Google Patents

Info

Publication number
SE306338B
SE306338B SE9095/66A SE909566A SE306338B SE 306338 B SE306338 B SE 306338B SE 9095/66 A SE9095/66 A SE 9095/66A SE 909566 A SE909566 A SE 909566A SE 306338 B SE306338 B SE 306338B
Authority
SE
Sweden
Application number
SE9095/66A
Inventor
D Beggs
W Ahrendt
Original Assignee
Midland Ross 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 Midland Ross Corp filed Critical Midland Ross Corp
Publication of SE306338B publication Critical patent/SE306338B/xx

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
    • C21B13/105—Rotary 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
    • C21B13/0046—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
    • C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary furnaces

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)
SE9095/66A 1965-09-10 1966-07-04 SE306338B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US48634565A 1965-09-10 1965-09-10

Publications (1)

Publication Number Publication Date
SE306338B true SE306338B (pt) 1968-11-25

Family

ID=23931519

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9095/66A SE306338B (pt) 1965-09-10 1966-07-04

Country Status (8)

Country Link
US (1) US3443931A (pt)
BE (1) BE684315A (pt)
BR (1) BR6681099D0 (pt)
DE (1) DE1508051A1 (pt)
ES (1) ES331090A1 (pt)
GB (1) GB1153782A (pt)
NL (1) NL6611675A (pt)
SE (1) SE306338B (pt)

Families Citing this family (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3653876A (en) * 1968-07-11 1972-04-04 Wienert Fritz Otto Ferrous pellets
CA921265A (en) * 1970-07-08 1973-02-20 The International Nickel Company Of Canada Reduction of nickel oxide in a rotary hearth furnace
US3984232A (en) * 1973-08-22 1976-10-05 The International Nickel Company, Inc. Thermal upgrading of sea nodules
CA1011955A (en) * 1973-11-05 1977-06-14 Inco Limited Process for treatment of lateritic ores
US3922165A (en) * 1974-08-16 1975-11-25 Jaconvel Company Method for direct reduction of iron ore using sleeve-shaped briquettes
US3957485A (en) * 1974-10-15 1976-05-18 Kennecott Copper Corporation Reduction smelting of manganese nodules with a liquid reductant
US4189312A (en) * 1976-01-05 1980-02-19 Salem Furnace Co. Weight ratio mixing of volatile containing carbonaceous materials with materials to be treated by the volatiles evolved therefrom
US4622905A (en) * 1985-03-04 1986-11-18 International Metals Reclamation Co., Inc. Furnacing
US4636127A (en) * 1985-04-03 1987-01-13 The International Metals Reclamation Co., Inc. Conveying screw for furnace
US4597564A (en) * 1985-05-23 1986-07-01 The International Metals Reclamation Company, Inc. Rotary hearth
US4676741A (en) * 1986-10-22 1987-06-30 The International Metals Reclamation Company, Inc. Radiantly heated furnace
US5516358A (en) * 1994-11-17 1996-05-14 Pro-Tech Reclamation, Inc. Method for the production of iron carbide
US5885521A (en) * 1994-12-16 1999-03-23 Midrex International B.V. Rotterdam, Zurich Branch Apparatus for rapid reduction of iron oxide in a rotary hearth furnace
US5730775A (en) * 1994-12-16 1998-03-24 Midrex International B.V. Rotterdam, Zurich Branch Method for rapid reduction of iron oxide in a rotary hearth furnace
US5567224A (en) * 1995-06-06 1996-10-22 Armco Inc. Method of reducing metal oxide in a rotary hearth furnace heated by an oxidizing flame
US6506231B2 (en) * 1996-03-15 2003-01-14 Kabushiki Kaisha Kobe Seiko Sho Method and apparatus for making metallic iron
SK125398A3 (en) * 1996-03-15 1999-05-07 Kobe Steel Ltd Method and apparatus for making metallic iron
KR100327848B1 (ko) 1996-11-11 2002-08-19 스미토모 긴조쿠 고교 가부시키가이샤 환원철의제조방법및장치
US5863197A (en) * 1997-04-25 1999-01-26 The International Metals Reclamation Company, Inc. Solid flight conveying screw for furnace
US5951740A (en) * 1997-06-16 1999-09-14 Praxair Technology, Inc. Production of direct reduced iron with reduced fuel consumption and emission of carbon monoxide
AU8143398A (en) * 1997-06-20 1999-01-04 Iron Dynamics, Inc. Low sulfur iron reduction process using a rotary hearth furnace
US5924861A (en) * 1997-08-28 1999-07-20 Maumee Research & Engineering, Incorporated Furnace discharge assembly
EP0969105B1 (en) * 1997-09-30 2007-08-15 JFE Steel Corporation Method of operating a movable hearth furnace for reducing oxides
CA2251339A1 (en) * 1997-10-30 1999-04-30 Hidetoshi Tanaka Method of producing iron oxide pellets
US20040221426A1 (en) * 1997-10-30 2004-11-11 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Method of producing iron oxide pellets
US6592648B2 (en) 1997-11-17 2003-07-15 Mcmaster University Reduction of iron ore in ore/coal mixtures
US6133551A (en) * 1998-03-12 2000-10-17 Morrison; John W. Kiln
AU726912B2 (en) * 1998-03-20 2000-11-23 Midrex Technologies Inc. Method and apparatus for rapid reduction of iron oxide in a rotary hearth furnace
JP3081581B2 (ja) 1998-03-23 2000-08-28 株式会社神戸製鋼所 高金属化率還元鉄塊成物の製造方法
EP0952230A1 (en) * 1998-03-24 1999-10-27 KABUSHIKI KAISHA KOBE SEIKO SHO also known as Kobe Steel Ltd. Method of producing reduced iron agglomerates
JP2997459B1 (ja) * 1998-11-04 2000-01-11 株式会社神戸製鋼所 還元鉄塊成物の製造方法
TW502066B (en) * 1998-08-27 2002-09-11 Kobe Steel Ltd Method for operating moving hearth reducing furnace
TW461920B (en) * 1998-09-25 2001-11-01 Mitsubishi Heavy Ind Ltd Method of producing reduced iron and production facilities therefor
US6413295B2 (en) * 1998-11-12 2002-07-02 Midrex International B.V. Rotterdam, Zurich Branch Iron production method of operation in a rotary hearth furnace and improved furnace apparatus
JP3004265B1 (ja) 1998-11-24 2000-01-31 株式会社神戸製鋼所 炭材内装ペレット及び還元鉄製造方法
JP3404309B2 (ja) 1999-01-18 2003-05-06 株式会社神戸製鋼所 還元鉄塊成物の製造方法および製造装置
US6126718A (en) * 1999-02-03 2000-10-03 Kawasaki Steel Corporation Method of producing a reduced metal, and traveling hearth furnace for producing same
US6214087B1 (en) * 1999-03-19 2001-04-10 Midrex International B.V. Rotterdam, Zurich Branch Treatment of iron oxide agglomerates before introduction into furnace
US6224820B1 (en) * 1999-03-29 2001-05-01 Kawasaki Steel Corporation Method of producing a reduced metal, and traveling hearth furnace for producing same
JP4227710B2 (ja) * 1999-09-17 2009-02-18 三菱重工業株式会社 還元鉄製造装置
WO2001042516A1 (fr) * 1999-12-13 2001-06-14 Nippon Steel Corporation Installations de reduction d'oxyde de metal, procede d'exploitation de ces installations et pieces moulees utilisees comme materiau brut a charger dans un four de reduction
PE20020070A1 (es) 2000-03-30 2002-02-05 Midrex Internat B V Metodo de producir hierro metalico y dispositivo de alimentacion de materia prima
JP2001279313A (ja) 2000-03-30 2001-10-10 Midrex Internatl Bv 溶融金属鉄の製法
JP2001288504A (ja) 2000-03-31 2001-10-19 Midrex Internatl Bv 溶融金属鉄の製造方法
TW562860B (en) * 2000-04-10 2003-11-21 Kobe Steel Ltd Method for producing reduced iron
JP4287572B2 (ja) 2000-04-26 2009-07-01 株式会社神戸製鋼所 回転式炉床炉
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
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
JP2002020813A (ja) * 2000-07-05 2002-01-23 Mitsubishi Heavy Ind Ltd 還元鉄製造装置
JP4691827B2 (ja) * 2001-05-15 2011-06-01 株式会社神戸製鋼所 粒状金属鉄
JP2003028575A (ja) * 2001-07-17 2003-01-29 Kobe Steel Ltd 移動床型加熱炉および還元金属塊成物の製造方法
JP3961795B2 (ja) 2001-08-22 2007-08-22 株式会社神戸製鋼所 可燃性廃棄物の燃焼処理方法およびその装置
US6689182B2 (en) 2001-10-01 2004-02-10 Kobe Steel, Ltd. Method and device for producing molten iron
US6814924B2 (en) * 2001-10-22 2004-11-09 Kobe Steel, Ltd. Rotary hearth furnace and screw thereof for discharging reduced iron
MY133537A (en) * 2002-01-24 2007-11-30 Kobe Steel Ltd Method for making molten iron
JP4125549B2 (ja) * 2002-05-31 2008-07-30 新日鉄エンジニアリング株式会社 回転炉床式加熱炉の炉体構造
RU2313595C2 (ru) * 2002-10-18 2007-12-27 Кабусики Кайся Кобе Сейко Се Способ получения ферроникеля и способ получения исходного материала для получения ферроникеля
MX2007006785A (es) * 2004-12-07 2007-10-08 Nu Iron Technology Llc Metodo y sistema para producir pepitas de hierro metalicas.
US8470068B2 (en) * 2004-12-07 2013-06-25 Nu-Iron Technology, Llc Method and system for producing metallic iron nuggets
CN101389916B (zh) * 2006-04-06 2012-03-28 新日铁工程技术株式会社 回转炉底式还原炉的还原铁排出用螺旋输送机
US8021460B2 (en) * 2006-07-26 2011-09-20 Nu-Iron Technology, Llc System and method for producing metallic iron nodules
EP2225401B1 (en) 2007-12-19 2014-03-26 Nu-Iron Technology, LLC System and method for producing metallic iron
US8287621B2 (en) 2010-12-22 2012-10-16 Nu-Iron Technology, Llc Use of bimodal carbon distribution in compacts for producing metallic iron nodules
RU2489493C2 (ru) * 2011-03-23 2013-08-10 Александр Васильевич Рева Способ термической металлизации железосодержащего рудоугольного сырья
KR101442920B1 (ko) * 2012-12-18 2014-09-22 주식회사 포스코 환원철 제조방법 및 제조장치
CN104501586B (zh) * 2014-12-26 2017-01-11 江苏省冶金设计院有限公司 一种实现厚料层还原的转底炉炉底结构
CN116759032B (zh) * 2023-08-16 2023-10-31 安徽慕京信息技术有限公司 一种高炉炼钢原料配比的优化方法及其应用系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1868952A (en) * 1930-06-30 1932-07-26 Internat Chromium Process Corp Production of sponge iron
US2085625A (en) * 1932-12-29 1937-06-29 Andersen Gustav Furnace for ore reduction
US2146625A (en) * 1933-05-10 1939-02-07 Christiansen Bror Method for reducing metal oxides
US2072072A (en) * 1933-09-01 1937-02-23 Reading Iron Company Iron metallurgy
US3083090A (en) * 1958-09-22 1963-03-26 United Steel Companies Ltd Production of sinter
GB1008407A (en) * 1960-12-06 1965-10-27 Yawata Iron & Steel Co Process for separating non-molten slag from titanium-containing iron sands
FR1345641A (fr) * 1962-10-16 1963-12-13 Electro Chimie Soc D Procédé et dispositif pour la réduction des minerais de fer
US3264092A (en) * 1963-06-20 1966-08-02 Mcdowell Wellman Eng Co System for producing carbonized and metallized iron ore pellets
US3264091A (en) * 1963-06-20 1966-08-02 Mcdowell Wellman Eng Co Process for producing highly metallized pellets
US3333951A (en) * 1965-06-14 1967-08-01 Mcdowell Wellman Eng Co Metallized pellets

Also Published As

Publication number Publication date
ES331090A1 (es) 1967-09-16
DE1508051A1 (de) 1969-10-23
BR6681099D0 (pt) 1973-12-26
BE684315A (pt) 1967-01-19
GB1153782A (en) 1969-05-29
NL6611675A (pt) 1967-03-13
US3443931A (en) 1969-05-13

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