IT1069257B - Processo per la riduzione di ossidi metallici a spugna metallica - Google Patents

Processo per la riduzione di ossidi metallici a spugna metallica

Info

Publication number
IT1069257B
IT1069257B IT52806/76A IT5280676A IT1069257B IT 1069257 B IT1069257 B IT 1069257B IT 52806/76 A IT52806/76 A IT 52806/76A IT 5280676 A IT5280676 A IT 5280676A IT 1069257 B IT1069257 B IT 1069257B
Authority
IT
Italy
Prior art keywords
metallic
reduction process
oxide reduction
sponge
metallic oxide
Prior art date
Application number
IT52806/76A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT1069257B publication Critical patent/IT1069257B/it

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)
  • Carbon And Carbon Compounds (AREA)
  • Manufacture Of Iron (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
IT52806/76A 1976-01-02 1976-12-28 Processo per la riduzione di ossidi metallici a spugna metallica IT1069257B (it)

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
IT1069257B true IT1069257B (it) 1985-03-25

Family

ID=24592810

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52806/76A IT1069257B (it) 1976-01-02 1976-12-28 Processo per la riduzione di ossidi metallici a spugna metallica

Country Status (18)

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

Families Citing this family (10)

* 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
US20060002831A1 (en) * 2002-07-04 2006-01-05 Leffer Hans G Reactor system with several reactor units in parallel
CN101910421B (zh) * 2007-12-28 2013-04-24 Posco公司 用于预测熔融气化炉的压强急剧下降的方法和用于控制制铁工艺中的压强的方法
ES2952386T3 (es) * 2012-09-14 2023-10-31 Voestalpine Stahl Gmbh Procedimiento de almacenamiento de energía discontinua durante la reducción del mineral de hierro
CN115516115A (zh) * 2020-03-20 2022-12-23 技术资源有限公司 生物质直接还原铁
CN118460185B (zh) * 2024-07-09 2024-10-29 湖南慕她生物科技发展有限公司湘潭分公司 基于离子液体的发热料、远红外微循环热敷贴及制备方法

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
SE7613952L (sv) 1977-07-03
JPS52115703A (en) 1977-09-28
NO144833C (no) 1981-11-18
ZM14876A1 (en) 1977-08-22
AR209046A1 (es) 1977-03-15
ZA767589B (en) 1977-11-30
NO764246L (no) 1977-07-05
ES454751A1 (es) 1978-01-01
DD130155A5 (de) 1978-03-08
JPS5634604B2 (it) 1981-08-11
EG12603A (en) 1979-06-30
BR7608805A (pt) 1977-10-25
NO144833B (no) 1981-08-10
CA1089649A (en) 1980-11-18
NZ182880A (en) 1978-06-20
GR64389B (en) 1980-03-21
US4046556A (en) 1977-09-06
MX144823A (es) 1981-11-24
DK588976A (da) 1977-07-03
RO72109A (ro) 1981-04-30

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