FR939543A - Traitement des oxydes du fer - Google Patents

Traitement des oxydes du fer

Info

Publication number
FR939543A
FR939543A FR939543DA FR939543A FR 939543 A FR939543 A FR 939543A FR 939543D A FR939543D A FR 939543DA FR 939543 A FR939543 A FR 939543A
Authority
FR
France
Prior art keywords
treatment
iron oxides
oxides
iron
Prior art date
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.)
Expired
Application number
Other languages
English (en)
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.)
Brassert & Co
Original Assignee
Brassert & 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 Brassert & Co filed Critical Brassert & Co
Application granted granted Critical
Publication of FR939543A publication Critical patent/FR939543A/fr
Expired legal-status Critical Current

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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/02—Roasting processes
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0046—Making spongy iron or liquid steel, by direct processes making metallised agglomerates or iron oxide
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C21B13/146—Multi-step reduction without melting
    • 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
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
FR939543D 1947-01-06 1947-01-06 Traitement des oxydes du fer Expired FR939543A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR939543T 1947-01-06

Publications (1)

Publication Number Publication Date
FR939543A true FR939543A (fr) 1948-11-17

Family

ID=9458573

Family Applications (1)

Application Number Title Priority Date Filing Date
FR939543D Expired FR939543A (fr) 1947-01-06 1947-01-06 Traitement des oxydes du fer

Country Status (1)

Country Link
FR (1) FR939543A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1101465B (de) * 1954-04-09 1961-03-09 Horace Freeman Verfahren zum trockenen Reduzieren von Eisenoxyd zu Eisenschwamm oder koernigen Massen ohne Schmelzen oder Sintern der Beschickung
CN114477304A (zh) * 2022-03-12 2022-05-13 昆明理工大学 一种制备多孔铁氧化物粉体的方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1101465B (de) * 1954-04-09 1961-03-09 Horace Freeman Verfahren zum trockenen Reduzieren von Eisenoxyd zu Eisenschwamm oder koernigen Massen ohne Schmelzen oder Sintern der Beschickung
CN114477304A (zh) * 2022-03-12 2022-05-13 昆明理工大学 一种制备多孔铁氧化物粉体的方法

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