FR848787A - Process for refining by annealing malleable iron - Google Patents

Process for refining by annealing malleable iron

Info

Publication number
FR848787A
FR848787A FR848787DA FR848787A FR 848787 A FR848787 A FR 848787A FR 848787D A FR848787D A FR 848787DA FR 848787 A FR848787 A FR 848787A
Authority
FR
France
Prior art keywords
refining
annealing
malleable iron
malleable
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
French (fr)
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.)
Indugas
Bergische Stahl Industrie
Original Assignee
Indugas
Bergische Stahl Industrie
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 Indugas, Bergische Stahl Industrie filed Critical Indugas
Application granted granted Critical
Publication of FR848787A publication Critical patent/FR848787A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D5/00—Heat treatments of cast-iron
    • C21D5/04—Heat treatments of cast-iron of white cast-iron
    • C21D5/06—Malleabilising
    • C21D5/08—Malleabilising with oxidation of carbon
    • C21D5/10—Malleabilising with oxidation of carbon in gaseous agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR848787D 1938-01-13 1939-01-12 Process for refining by annealing malleable iron Expired FR848787A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE848787X 1938-01-13

Publications (1)

Publication Number Publication Date
FR848787A true FR848787A (en) 1939-11-07

Family

ID=6775696

Family Applications (1)

Application Number Title Priority Date Filing Date
FR848787D Expired FR848787A (en) 1938-01-13 1939-01-12 Process for refining by annealing malleable iron

Country Status (1)

Country Link
FR (1) FR848787A (en)

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