FR2256387A1 - - Google Patents

Info

Publication number
FR2256387A1
FR2256387A1 FR7442044A FR7442044A FR2256387A1 FR 2256387 A1 FR2256387 A1 FR 2256387A1 FR 7442044 A FR7442044 A FR 7442044A FR 7442044 A FR7442044 A FR 7442044A FR 2256387 A1 FR2256387 A1 FR 2256387A1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7442044A
Other languages
French (fr)
Other versions
FR2256387B1 (enrdf_load_html_response
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Midrex Corp
Original Assignee
Midrex 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 Midrex Corp filed Critical Midrex Corp
Publication of FR2256387A1 publication Critical patent/FR2256387A1/fr
Application granted granted Critical
Publication of FR2256387B1 publication Critical patent/FR2256387B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B1/20—Arrangements of devices for charging
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft 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
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/005—Shaft or like vertical or substantially vertical furnaces wherein no smelting of the charge occurs, e.g. calcining or sintering furnaces
    • 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)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
FR7442044A 1973-12-26 1974-12-19 Expired FR2256387B1 (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US42814573A 1973-12-26 1973-12-26

Publications (2)

Publication Number Publication Date
FR2256387A1 true FR2256387A1 (enrdf_load_html_response) 1975-07-25
FR2256387B1 FR2256387B1 (enrdf_load_html_response) 1979-03-16

Family

ID=23697725

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7442044A Expired FR2256387B1 (enrdf_load_html_response) 1973-12-26 1974-12-19

Country Status (19)

Country Link
JP (1) JPS5441012B2 (enrdf_load_html_response)
AR (1) AR202958A1 (enrdf_load_html_response)
AT (1) AT329098B (enrdf_load_html_response)
BE (1) BE823548A (enrdf_load_html_response)
BR (1) BR7410602D0 (enrdf_load_html_response)
CA (1) CA1029952A (enrdf_load_html_response)
DE (1) DE2461402B2 (enrdf_load_html_response)
ES (1) ES433139A1 (enrdf_load_html_response)
FR (1) FR2256387B1 (enrdf_load_html_response)
GB (1) GB1491519A (enrdf_load_html_response)
IN (1) IN142831B (enrdf_load_html_response)
IT (1) IT1027826B (enrdf_load_html_response)
KE (1) KE3100A (enrdf_load_html_response)
LU (1) LU71525A1 (enrdf_load_html_response)
MY (1) MY8100257A (enrdf_load_html_response)
NL (1) NL7416615A (enrdf_load_html_response)
NO (1) NO140026C (enrdf_load_html_response)
SE (1) SE7416087L (enrdf_load_html_response)
ZA (1) ZA748087B (enrdf_load_html_response)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2501845A1 (fr) * 1981-03-10 1982-09-17 Skf Steel Eng Ab Procede et appareil d'admission continue d'une matiere carbonee en morceaux dans une cuve
EP0516613A1 (de) * 1991-05-29 1992-12-02 Deutsche Voest-Alpine Industrieanlagenbau Gmbh Anlage mit einem Schacht, insbesondere Reduktionsschachtofen

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE450774B (sv) * 1984-08-24 1987-07-27 Skf Steel Eng Ab Sett for kylning av stryckeformigt material samt anordning for genomforande av settet
CN102605126A (zh) 2005-08-30 2012-07-25 纳幕尔杜邦公司 矿石还原方法以及钛氧化物和铁金属化产物
AT505490B1 (de) * 2007-06-28 2009-12-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur erzeugung von eisenschwamm
AU2008312639B2 (en) 2007-10-15 2012-11-08 The Chemours Company Fc,Llc Ore reduction process using carbon based materials having a low sulfur content and titanium oxide and iron metallization product therefrom
US9650206B2 (en) * 2015-07-24 2017-05-16 Dynamic Aur Inc. Conveying systems
KR102389265B1 (ko) * 2016-12-29 2022-04-20 프리메탈스 테크놀로지스 오스트리아 게엠베하 벌크 재료의 냉각
DE102023101121A1 (de) * 2023-01-18 2024-07-18 Salzgitter Flachstahl Gmbh Direktreduktionsvorrichtung zur Herstellung von Eisenschwamm und Verfahren zum Zuführen von Eisenerz enthaltenen Partikeln in den Reaktor einer derartigen Direktreduktionsvorrichtung
DE102023104407A1 (de) * 2023-02-23 2024-08-29 Thyssenkrupp Steel Europe Ag Verfahren zum Betreiben einer Direktreduktionsanlage
CN116694842A (zh) * 2023-04-18 2023-09-05 武汉科技大学 一种氢基还原竖炉还原气流调节方法
CN119334122B (zh) * 2024-12-20 2025-02-28 巴彦淖尔西部铜材有限公司 一种混合炉料添加自适应性竖炉结构

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2501845A1 (fr) * 1981-03-10 1982-09-17 Skf Steel Eng Ab Procede et appareil d'admission continue d'une matiere carbonee en morceaux dans une cuve
EP0516613A1 (de) * 1991-05-29 1992-12-02 Deutsche Voest-Alpine Industrieanlagenbau Gmbh Anlage mit einem Schacht, insbesondere Reduktionsschachtofen
US5271609A (en) * 1991-05-29 1993-12-21 Voest-Alpine Industrieanlagenbau Gmbh Plant comprising a shaft

Also Published As

Publication number Publication date
BR7410602D0 (pt) 1975-09-02
KE3100A (en) 1981-02-13
ES433139A1 (es) 1976-11-16
AU7651974A (en) 1976-06-17
BE823548A (fr) 1975-04-16
IT1027826B (it) 1978-12-20
IN142831B (enrdf_load_html_response) 1977-08-27
ATA1013674A (de) 1975-07-15
SE7416087L (enrdf_load_html_response) 1975-06-27
JPS50140304A (enrdf_load_html_response) 1975-11-11
NO140026B (no) 1979-03-12
GB1491519A (en) 1977-11-09
MY8100257A (en) 1981-12-31
JPS5441012B2 (enrdf_load_html_response) 1979-12-06
AT329098B (de) 1976-04-26
DE2461402A1 (de) 1975-07-03
LU71525A1 (enrdf_load_html_response) 1975-06-17
FR2256387B1 (enrdf_load_html_response) 1979-03-16
DE2461402B2 (de) 1978-09-14
CA1029952A (en) 1978-04-25
NO744602L (enrdf_load_html_response) 1975-07-21
NO140026C (no) 1979-06-20
NL7416615A (nl) 1975-06-30
AR202958A1 (es) 1975-07-31
ZA748087B (en) 1976-01-28

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse