FR1069231A - Improvement in heating furnaces under atmosphere - Google Patents

Improvement in heating furnaces under atmosphere

Info

Publication number
FR1069231A
FR1069231A FR1069231DA FR1069231A FR 1069231 A FR1069231 A FR 1069231A FR 1069231D A FR1069231D A FR 1069231DA FR 1069231 A FR1069231 A FR 1069231A
Authority
FR
France
Prior art keywords
improvement
under atmosphere
heating furnaces
furnaces under
heating
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
Louis De La Salle
Victor Gold
Marcel Kadosch
Paul Chambadal
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 FR1069231A publication Critical patent/FR1069231A/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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/767—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material with forced gas circulation; Reheating thereof
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor

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)
FR1069231D 1952-12-29 1952-12-29 Improvement in heating furnaces under atmosphere Expired FR1069231A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1069231T 1952-12-29

Publications (1)

Publication Number Publication Date
FR1069231A true FR1069231A (en) 1954-07-06

Family

ID=9604140

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1069231D Expired FR1069231A (en) 1952-12-29 1952-12-29 Improvement in heating furnaces under atmosphere

Country Status (1)

Country Link
FR (1) FR1069231A (en)

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