FR447892A - Improvements in kilns for the direct production of iron and steel using iron ores - Google Patents

Improvements in kilns for the direct production of iron and steel using iron ores

Info

Publication number
FR447892A
FR447892A FR447892DA FR447892A FR 447892 A FR447892 A FR 447892A FR 447892D A FR447892D A FR 447892DA FR 447892 A FR447892 A FR 447892A
Authority
FR
France
Prior art keywords
iron
kilns
steel
direct production
ores
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
William Speirs Simpson
Howard Oviatt
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR447892A publication Critical patent/FR447892A/en
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
    • F27B17/00—Furnaces of a kind not covered by any preceding group
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR447892D 1911-11-09 1911-11-09 Improvements in kilns for the direct production of iron and steel using iron ores Expired FR447892A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR447892T 1911-11-09

Publications (1)

Publication Number Publication Date
FR447892A true FR447892A (en) 1913-01-17

Family

ID=1488550

Family Applications (1)

Application Number Title Priority Date Filing Date
FR447892D Expired FR447892A (en) 1911-11-09 1911-11-09 Improvements in kilns for the direct production of iron and steel using iron ores

Country Status (1)

Country Link
FR (1) FR447892A (en)

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