ZA767589B - Reduction of metal oxides to sponge metal - Google Patents

Reduction of metal oxides to sponge metal

Info

Publication number
ZA767589B
ZA767589B ZA767589A ZA767589A ZA767589B ZA 767589 B ZA767589 B ZA 767589B ZA 767589 A ZA767589 A ZA 767589A ZA 767589 A ZA767589 A ZA 767589A ZA 767589 B ZA767589 B ZA 767589B
Authority
ZA
South Africa
Prior art keywords
metal
reduction
sponge
oxides
metal oxides
Prior art date
Application number
ZA767589A
Other languages
English (en)
Inventor
J Celada
P Mackay
Original Assignee
Fierro Esponja
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 Fierro Esponja filed Critical Fierro Esponja
Publication of ZA767589B publication Critical patent/ZA767589B/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
    • C21B13/04—Making spongy iron or liquid steel, by direct processes in retorts
    • 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

  • 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)
  • Carbon And Carbon Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
ZA767589A 1976-01-02 1976-12-21 Reduction of metal oxides to sponge metal ZA767589B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/646,379 US4046556A (en) 1976-01-02 1976-01-02 Direct gaseous reduction of oxidic metal ores with dual temperature cooling of the reduced product

Publications (1)

Publication Number Publication Date
ZA767589B true ZA767589B (en) 1977-11-30

Family

ID=24592810

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA767589A ZA767589B (en) 1976-01-02 1976-12-21 Reduction of metal oxides to sponge metal

Country Status (18)

Country Link
US (1) US4046556A (de)
JP (1) JPS52115703A (de)
AR (1) AR209046A1 (de)
BR (1) BR7608805A (de)
CA (1) CA1089649A (de)
DD (1) DD130155A5 (de)
DK (1) DK588976A (de)
EG (1) EG12603A (de)
ES (1) ES454751A1 (de)
GR (1) GR64389B (de)
IT (1) IT1069257B (de)
MX (1) MX144823A (de)
NO (1) NO144833C (de)
NZ (1) NZ182880A (de)
RO (1) RO72109A (de)
SE (1) SE7613952L (de)
ZA (1) ZA767589B (de)
ZM (1) ZM14876A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4152139A (en) * 1978-02-09 1979-05-01 Hylsa, S.A. Method for cooling sponge metal
JPS5952682B2 (ja) * 1979-01-19 1984-12-21 石川島播磨重工業株式会社 鉄鉱石等の還元方法及び装置
US4248624A (en) * 1979-04-26 1981-02-03 Hylsa, S.A. Use of prereduced ore in a blast furnace
US4375983A (en) * 1979-04-26 1983-03-08 Hylsa, S.A. Method of making sponge metal
AT406271B8 (de) * 1997-08-18 2000-05-25 Voest Alpine Ind Anlagen Verfahren und anlage zur direktreduktion von teilchenförmigem eisenoxidhältigem material
JP2006518327A (ja) * 2002-07-04 2006-08-10 シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ 数個の並列の反応器ユニットを備えた反応器システム
EP2238269B1 (de) * 2007-12-28 2014-09-24 Posco Verfahren zur vorhersage eines starken druckabfalls eines schmelzvergasers und verfahren zur regulierung des drucks bei einem roheisenerzeugungsverfahren
JP2015534604A (ja) * 2012-09-14 2015-12-03 フェストアルピネ シュタール ゲーエムベーハーＶｏｅｓｔａｌｐｉｎｅ Ｓｔａｈｌ Ｇｍｂｈ 不連続に作り出されるエネルギの貯蔵方法
WO2021184078A1 (en) * 2020-03-20 2021-09-23 Technological Resources Pty. Limited Biomass direct reduced iron

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA625289A (en) * 1961-08-08 M. Squires Arthur Iron oxide reduction
CA508951A (en) * 1955-01-11 D. Pike Robert Direct production of steel from oxides of iron
US2481217A (en) * 1947-06-03 1949-09-06 Standard Oil Dev Co Process for a two-stage gaseous reduction of iron ore
US2900247A (en) * 1957-08-05 1959-08-18 Fierro Espouja Sa Method of making sponge iron
US3136624A (en) * 1961-05-24 1964-06-09 Pullman Inc Method for reducing metal oxides
US3423201A (en) * 1966-03-18 1969-01-21 Fierro Esponja Method for producing sponge iron
US3637368A (en) * 1968-10-16 1972-01-25 Exxon Research Engineering Co Increased metallizations of iron ore from fluidized bed processes
US3788835A (en) * 1970-12-30 1974-01-29 Exxon Research Engineering Co Iron ore reduction process(nu-9)
US3904397A (en) * 1972-07-03 1975-09-09 Fierro Esponja Method for reducing metal ores
US3890142A (en) * 1973-10-16 1975-06-17 Fierro Esponja Method for gaseous reduction of metal ores

Also Published As

Publication number Publication date
IT1069257B (it) 1985-03-25
RO72109A (ro) 1981-04-30
EG12603A (en) 1979-06-30
JPS52115703A (en) 1977-09-28
BR7608805A (pt) 1977-10-25
MX144823A (es) 1981-11-24
US4046556A (en) 1977-09-06
NO764246L (no) 1977-07-05
DK588976A (da) 1977-07-03
ES454751A1 (es) 1978-01-01
NZ182880A (en) 1978-06-20
JPS5634604B2 (de) 1981-08-11
NO144833C (no) 1981-11-18
DD130155A5 (de) 1978-03-08
NO144833B (no) 1981-08-10
GR64389B (en) 1980-03-21
CA1089649A (en) 1980-11-18
ZM14876A1 (en) 1977-08-22
AR209046A1 (es) 1977-03-15
SE7613952L (sv) 1977-07-03

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