ZA91603B - Method and apparatus for direct reduction of metal oxides - Google Patents

Method and apparatus for direct reduction of metal oxides

Info

Publication number
ZA91603B
ZA91603B ZA91603A ZA91603A ZA91603B ZA 91603 B ZA91603 B ZA 91603B ZA 91603 A ZA91603 A ZA 91603A ZA 91603 A ZA91603 A ZA 91603A ZA 91603 B ZA91603 B ZA 91603B
Authority
ZA
South Africa
Prior art keywords
chamber
kiln
pellets
greenball
feed
Prior art date
Application number
ZA91603A
Other languages
English (en)
Inventor
Norman G Bishop
G Bishop Norman
Edward N Bottinelli
N Bottinelli Edward
Normal L Kotraba
L Kotraba Normal
Original Assignee
Zia Patent Company
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 Zia Patent Company filed Critical Zia Patent Company
Publication of ZA91603B publication Critical patent/ZA91603B/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
    • C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary furnaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
    • F27B7/2083—Arrangements for the melting of metals or the treatment of molten metals
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/06—Making pig-iron other than in blast furnaces in rotary kilns
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
    • F27B7/42—Arrangement of controlling, monitoring, alarm or like devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Furnace Details (AREA)
ZA91603A 1990-02-13 1991-01-28 Method and apparatus for direct reduction of metal oxides ZA91603B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/479,769 US4983214A (en) 1990-02-13 1990-02-13 Method and apparatus for direct reduction of metal oxides

Publications (1)

Publication Number Publication Date
ZA91603B true ZA91603B (en) 1991-10-30

Family

ID=23905348

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA91603A ZA91603B (en) 1990-02-13 1991-01-28 Method and apparatus for direct reduction of metal oxides

Country Status (9)

Country Link
US (1) US4983214A (de)
EP (1) EP0442040B1 (de)
JP (1) JPH03243709A (de)
KR (1) KR910015704A (de)
AT (1) ATE147109T1 (de)
CA (1) CA2030083A1 (de)
DE (2) DE442040T1 (de)
ES (1) ES2026120T3 (de)
ZA (1) ZA91603B (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5851246A (en) * 1992-05-07 1998-12-22 Hylsa, S.A. De C.V. Apparatus for gasifying organic materials
US5656044A (en) * 1992-05-07 1997-08-12 Hylsa S.A. De C.V. Method and apparatus for gasification of organic materials
JPH0673384A (ja) * 1992-05-07 1994-03-15 Hylsa Sa 有機物質をガス化するための方法および装置
DE69522801T3 (de) * 1995-07-27 2008-08-14 Air Products And Chemicals, Inc. Verfahren zum Schmelzen von Aluminium, Schrott und Aluminiumrückständen
GB9523229D0 (en) * 1995-11-14 1996-01-17 Allied Dust Processing Ltd Method of processing finely divided material incorporating metal based constituents
ES2152480T3 (es) * 1995-12-11 2001-02-01 Sumitomo Heavy Industries Metodo y aparato para reciclar residuos de la industria de hierro y acero.
US5685524A (en) * 1996-01-16 1997-11-11 Chaparral Steel Company Direct ironmaking or steelmaking apparatus using self-reducing iron oxide pellets
DE69716566T2 (de) * 1996-05-13 2003-07-10 Matsushita Electric Industrial Co., Ltd. ENTSORGUNGSVORRICHTUNG FüR KUNSTSTOFFABFÄLLE
US6005149A (en) * 1998-08-18 1999-12-21 Engineering, Separation & Recycling, Ltd. Co. Method and apparatus for processing organic materials to produce chemical gases and carbon char
US6478841B1 (en) 2001-09-12 2002-11-12 Techint Technologies Inc. Integrated mini-mill for iron and steel making
CZ200975A3 (cs) 2009-02-10 2010-08-04 Raclavský@Milan Technologie rafinace kovonosných odpadu s obsahem zinku v rotacní peci
CN102564110A (zh) * 2010-12-07 2012-07-11 中铝国际技术发展有限公司 一种石灰回转窑
WO2012112585A2 (en) * 2011-02-14 2012-08-23 Magnetation, Inc Methods, systems and devices for making cold bonded agglomerates
JP5116883B1 (ja) * 2012-02-10 2013-01-09 株式会社 テツゲン 還元鉄の製造方法および製造装置
US9045696B2 (en) * 2012-04-18 2015-06-02 Peter Rugg System and method for purifying solid carboniferous fuels, using a rotary chamber, prior to chemical looping combustion
CN103673604A (zh) * 2012-09-26 2014-03-26 中国石油大学(北京) 变径式加热炉辐射炉管
GB2536046B (en) * 2015-03-05 2017-03-29 Standard Gas Ltd Pyrolysis retort methods and apparatus
CN105000561B (zh) * 2015-07-27 2017-01-25 于珊珊 一种碳化硅的冶炼设备及冶炼方法
CN106766870A (zh) * 2017-03-13 2017-05-31 云南驰宏锌锗股份有限公司 一种处理氧化铅锌矿的高效冶金回转窑
EP4161872A4 (de) * 2020-06-08 2024-03-06 Metso Metals Oy Anlage und verfahren zur behandlung von feststoffen
CN112301178B (zh) * 2020-11-10 2022-02-22 烟台市红森林节能环保科技有限公司 一种金属氧化物粉矿气基还原的装置和方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE125252C (de) *
DE263940C (de) *
US1871848A (en) * 1930-03-06 1932-08-16 Gustafsson Emil Gustaf Torvald Process for producing metal sponge
US2103131A (en) * 1935-04-12 1937-12-21 Irsugo Cons Mines Ltd Method of unlocking ore bodies to extract sulphur and iron therefrom
DE716025C (de) * 1938-06-02 1942-01-12 Krupp Fried Grusonwerk Ag Verfahren zur Reduktion von Eisenerzen im Drehrohrofen
US2526659A (en) * 1945-03-09 1950-10-24 Eugene S Harman Continuous smelting process
US2855290A (en) * 1956-04-04 1958-10-07 Freeman Corp Method of reducing iron oxide to sponge iron
US3235375A (en) * 1964-04-02 1966-02-15 Canada Steel Co Process for the reduction of iron oxide
JPS5324361B1 (de) * 1969-02-19 1978-07-20
JPS5137248B2 (de) * 1971-08-12 1976-10-14
US4389242A (en) * 1982-03-18 1983-06-21 The Direct Reduction Corporation Interior arrangement for direct reduction rotary kilns and method

Also Published As

Publication number Publication date
EP0442040B1 (de) 1997-01-02
KR910015704A (ko) 1991-09-30
DE442040T1 (de) 1992-02-06
JPH03243709A (ja) 1991-10-30
US4983214A (en) 1991-01-08
DE69029571T2 (de) 1997-04-24
EP0442040A2 (de) 1991-08-21
EP0442040A3 (en) 1992-05-13
ATE147109T1 (de) 1997-01-15
ES2026120T3 (es) 1997-03-01
ES2026120T1 (es) 1992-04-16
DE69029571D1 (de) 1997-02-13
CA2030083A1 (en) 1991-08-14

Similar Documents

Publication Publication Date Title
ZA91603B (en) Method and apparatus for direct reduction of metal oxides
JPS5687617A (en) Steel making method using arc furnace
EP0391463A3 (de) Reduktion der Stickstoffoxid-Emission aus einer Ofenanlage
JPS5562804A (en) Production of nitride
GB2167058A (en) Method and apparatus for cooling white cement clinker
CA2209594A1 (en) Lime sludge feed arrangement
GB929521A (en) Apparatus for burning, roasting or sintering a pulverulent or fine-grained material in suspension and a method of operating such apparatus
JPS56166922A (en) Reduction of nitrogen oxide in waste gas from cement kiln
ES8303532A1 (es) Un metodo y un dispositivo para controlar la tranferencia decalor de lecho de carga en un horno rotatorio.
GB1442714A (en) Rotary kilns
CN219222427U (zh) 一种顺流式熔渣回转窑焚烧炉
JP3174449B2 (ja) 石炭灰の溶融処理方法
JPS62127432A (ja) 金属精錬用冶金炉から排出されたダストから有用金属を回収する方法
JPS5326708A (en) Drawing out apparatus for direct reduction shaft furnace
CN116105145A (zh) 一种顺流式熔渣回转窑焚烧炉
Belykh Processing Technology of Clinker From Zinc Production and From Depletion of Converter Slags
JPS57188629A (en) Manufacture of reduced pellet
JPS57155059A (en) Gas discharge method for solar heat collecting cylinder
Hampton et al. Methods and Apparatus for Fixing Extruded Metals
JPS56112426A (en) Treatment of exhaust gas in exhaust gas circulating type sintering
GB1018631A (en) Process and electric-arc heated lance for the non-exothermic treatment of metal-containing material
EP0937957A3 (de) Verfahren und Anlage zum Brennen von pulverförmigen Rohmaterial
JPS5514862A (en) Sintering method for decreasing nitrogen oxide
JPS5238408A (en) Turning chute controll apparatus for blast furnaces
JPS5472707A (en) Direct reduction method for iron oxide