FR1128520A - Improvement in iron oxide reduction processes - Google Patents

Improvement in iron oxide reduction processes

Info

Publication number
FR1128520A
FR1128520A FR1128520DA FR1128520A FR 1128520 A FR1128520 A FR 1128520A FR 1128520D A FR1128520D A FR 1128520DA FR 1128520 A FR1128520 A FR 1128520A
Authority
FR
France
Prior art keywords
improvement
iron oxide
oxide reduction
reduction processes
processes
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
French (fr)
Inventor
Horace Freeman
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 filed Critical
Application granted granted Critical
Publication of FR1128520A publication Critical patent/FR1128520A/en
Expired legal-status Critical Current

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
    • C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/008—Use of special additives or fluxing 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR1128520D 1954-04-09 1955-04-07 Improvement in iron oxide reduction processes Expired FR1128520A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1128520XA 1954-04-09 1954-04-09

Publications (1)

Publication Number Publication Date
FR1128520A true FR1128520A (en) 1957-01-07

Family

ID=22346179

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1128520D Expired FR1128520A (en) 1954-04-09 1955-04-07 Improvement in iron oxide reduction processes

Country Status (1)

Country Link
FR (1) FR1128520A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0090438A1 (en) * 1982-03-20 1983-10-05 Metallgesellschaft Ag Direct reduction method for iron ores
BE1009987A3 (en) * 1995-05-12 1997-11-04 Centre Rech Metallurgique Method for manufacturing an iron sponge with a low sulphur content
LU90273B1 (en) * 1998-08-11 2000-02-14 Wurth Paul Sa Process for the thermal treatment of residues containing heavy metals and iron oxide

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0090438A1 (en) * 1982-03-20 1983-10-05 Metallgesellschaft Ag Direct reduction method for iron ores
BE1009987A3 (en) * 1995-05-12 1997-11-04 Centre Rech Metallurgique Method for manufacturing an iron sponge with a low sulphur content
LU90273B1 (en) * 1998-08-11 2000-02-14 Wurth Paul Sa Process for the thermal treatment of residues containing heavy metals and iron oxide
WO2000009766A1 (en) * 1998-08-11 2000-02-24 Paul Wurth S.A. Method for the thermal processing of residues containing heavy metals and iron oxide
US6451086B2 (en) 1998-08-11 2002-09-17 Paul Wurth S.A. Process for thermal treatment of residual materials containing heavy metal and iron oxide

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