FR660217A - Perfectionnements à la réduction des minerais - Google Patents

Perfectionnements à la réduction des minerais

Info

Publication number
FR660217A
FR660217A FR660217DA FR660217A FR 660217 A FR660217 A FR 660217A FR 660217D A FR660217D A FR 660217DA FR 660217 A FR660217 A FR 660217A
Authority
FR
France
Prior art keywords
mineral reduction
reduction enhancements
enhancements
mineral
reduction
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)
Inventor
Frederick Lindley Duffield
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 FR660217A publication Critical patent/FR660217A/fr
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
    • C21B13/04—Making spongy iron or liquid steel, by direct processes in retorts
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR660217D 1927-10-10 1928-09-07 Perfectionnements à la réduction des minerais Expired FR660217A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB660217X 1927-10-10

Publications (1)

Publication Number Publication Date
FR660217A true FR660217A (fr) 1929-07-09

Family

ID=10490858

Family Applications (1)

Application Number Title Priority Date Filing Date
FR660217D Expired FR660217A (fr) 1927-10-10 1928-09-07 Perfectionnements à la réduction des minerais

Country Status (1)

Country Link
FR (1) FR660217A (fr)

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