BR8600899A - Fundicao - Google Patents

Fundicao

Info

Publication number
BR8600899A
BR8600899A BR8600899A BR8600899A BR8600899A BR 8600899 A BR8600899 A BR 8600899A BR 8600899 A BR8600899 A BR 8600899A BR 8600899 A BR8600899 A BR 8600899A BR 8600899 A BR8600899 A BR 8600899A
Authority
BR
Brazil
Prior art keywords
foundry
Prior art date
Application number
BR8600899A
Other languages
English (en)
Inventor
John Macdougall
John K Pargeter
Original Assignee
Int Metals Reclamation Co
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 Int Metals Reclamation Co filed Critical Int Metals Reclamation Co
Publication of BR8600899A publication Critical patent/BR8600899A/pt

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
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
    • 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
    • C22B23/00—Obtaining nickel or cobalt
    • C22B23/02—Obtaining nickel or cobalt by dry processes
    • C22B23/021—Obtaining nickel or cobalt by dry processes by reduction in solid state, e.g. by segregation processes
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BR8600899A 1985-03-04 1986-03-03 Fundicao BR8600899A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/707,796 US4622905A (en) 1985-03-04 1985-03-04 Furnacing

Publications (1)

Publication Number Publication Date
BR8600899A true BR8600899A (pt) 1986-11-11

Family

ID=24843197

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8600899A BR8600899A (pt) 1985-03-04 1986-03-03 Fundicao

Country Status (4)

Country Link
US (1) US4622905A (pt)
BR (1) BR8600899A (pt)
DE (1) DE3606740A1 (pt)
IN (1) IN166596B (pt)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4676741A (en) * 1986-10-22 1987-06-30 The International Metals Reclamation Company, Inc. Radiantly heated furnace
GB8720468D0 (en) * 1987-08-29 1987-10-07 Boc Group Plc Flame treatment method
US5186741A (en) * 1991-04-12 1993-02-16 Zia Patent Company Direct reduction process in a rotary hearth furnace
US5516358A (en) * 1994-11-17 1996-05-14 Pro-Tech Reclamation, Inc. Method for the production of iron carbide
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
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
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
JP3296974B2 (ja) * 1996-08-15 2002-07-02 株式会社神戸製鋼所 直接還元法及び回転床炉
US5972066A (en) * 1997-04-22 1999-10-26 Iron Dynamics, Inc. Mixed bed iron reduction process
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
JP3845978B2 (ja) * 1997-09-30 2006-11-15 Ｊｆｅスチール株式会社 回転炉床炉の操業方法および回転炉床炉
ID22491A (id) * 1997-09-30 1999-10-21 Kawasaki Steel Co Tungku perapian putar untuk oksida peleburan dan metode pengoperasian daripadanya
US5895215A (en) * 1997-10-14 1999-04-20 Maumee Research & Engineering, Inc. Charging apparatus for a rotary hearth furnance
US6133551A (en) * 1998-03-12 2000-10-17 Morrison; John W. Kiln
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
US6120577A (en) * 1998-03-25 2000-09-19 Ltv Steel Company, Inc. Treatment of steel mill waste metal oxides
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
US6390810B1 (en) 1999-03-15 2002-05-21 Maumee Research & Engineering, Inc. Method and apparatus for reducing a feed material in a rotary hearth furnace
US6406662B1 (en) 2000-06-09 2002-06-18 Maumee Research & Engineering, Incorporated Rotary hearth furnace with charge slot air shield
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
US7318431B1 (en) 2004-02-03 2008-01-15 Bixby Energy Systems, Inc. Biomass fuel burning stove and method
WO2007111593A1 (en) * 2006-03-24 2007-10-04 Mesabi Nugget Llc Granulated metallic iron superior in rust resistance and method for producing the same
AU2011203011B2 (en) * 2006-03-24 2012-08-30 Kobe Steel, Ltd. Granulated metallic iron superior in rust resistance and method for producing the same
JP4976822B2 (ja) * 2006-11-14 2012-07-18 株式会社神戸製鋼所 粒状金属鉄の製造方法およびその装置
CN100516254C (zh) * 2007-06-18 2009-07-22 海南大堡海绵铁高新技术应用有限公司 采用鼓风炉制备高镍材料的生产工艺
JP2012246514A (ja) * 2011-05-25 2012-12-13 Kobe Steel Ltd 還元鉄の製造方法
JP7211031B2 (ja) * 2018-11-26 2023-01-24 住友金属鉱山株式会社 酸化鉱石の製錬方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2793109A (en) * 1954-04-09 1957-05-21 Surface Combustion Corp Induration process for powdered iron oxide containing material
US2823108A (en) * 1955-06-16 1958-02-11 Fur Unternehmungen Der Eisen U Process for reducing ores and oxidic residues in rotary kiln
DE1458768A1 (de) * 1965-02-05 1969-09-25 Metallgesellschaft Ag Verfahren zum Reduzieren von Eisenerzen im Drehrohrofen
US3443931A (en) * 1965-09-10 1969-05-13 Midland Ross Corp Process for making metallized pellets from iron oxide containing material
AT294153B (de) * 1968-01-24 1971-11-10 Interreducta Ag Verfahren und Drehherdofen zur Reduktion von Eisenerzen
CA934163A (en) * 1971-05-03 1973-09-25 W. Gulyas James Recovering and utilizing dust particles from ore roasting operations
US3922165A (en) * 1974-08-16 1975-11-25 Jaconvel Company Method for direct reduction of iron ore using sleeve-shaped briquettes
AT363503B (de) * 1979-12-18 1981-08-10 Voest Alpine Ag Verfahren zum kontinuierlichen schmelzen von weitgehend vorreduzierten metallischen materialien, insbesondere eisenschwamm, und vorrichtung zur durchfuehrung dieses verfahrens

Also Published As

Publication number Publication date
US4622905A (en) 1986-11-18
DE3606740A1 (de) 1986-09-04
IN166596B (pt) 1990-06-09
DE3606740C2 (pt) 1988-08-25

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 03/03/2001