FR35948E - Process for the metallurgical treatment of oolitic grains extracted from minettes, as well as other powdery or impalpable ores with a high iron content - Google Patents

Process for the metallurgical treatment of oolitic grains extracted from minettes, as well as other powdery or impalpable ores with a high iron content

Info

Publication number
FR35948E
FR35948E FR35948DA FR35948E FR 35948 E FR35948 E FR 35948E FR 35948D A FR35948D A FR 35948DA FR 35948 E FR35948 E FR 35948E
Authority
FR
France
Prior art keywords
minettes
oolitic
impalpable
ores
powdery
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
Paul Gredt
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 FR35948E publication Critical patent/FR35948E/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
    • C21B13/0073—Selection or treatment of the reducing gases
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/06—Making spongy iron or liquid steel, by direct processes in multi-storied furnaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR35948D 1928-10-09 1928-10-09 Process for the metallurgical treatment of oolitic grains extracted from minettes, as well as other powdery or impalpable ores with a high iron content Expired FR35948E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR35948T 1928-10-09

Publications (1)

Publication Number Publication Date
FR35948E true FR35948E (en) 1930-03-31

Family

ID=8672749

Family Applications (1)

Application Number Title Priority Date Filing Date
FR35948D Expired FR35948E (en) 1928-10-09 1928-10-09 Process for the metallurgical treatment of oolitic grains extracted from minettes, as well as other powdery or impalpable ores with a high iron content

Country Status (1)

Country Link
FR (1) FR35948E (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2473795A (en) * 1944-05-10 1949-06-21 Nicaro Nickel Company Reduction of ores containing nickel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2473795A (en) * 1944-05-10 1949-06-21 Nicaro Nickel Company Reduction of ores containing nickel

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