FR861634A - Perfectionnements apportés aux fours, tels que les fours de réchauffage, les foursde traitement thermique, etc. - Google Patents

Perfectionnements apportés aux fours, tels que les fours de réchauffage, les foursde traitement thermique, etc.

Info

Publication number
FR861634A
FR861634A FR861634DA FR861634A FR 861634 A FR861634 A FR 861634A FR 861634D A FR861634D A FR 861634DA FR 861634 A FR861634 A FR 861634A
Authority
FR
France
Prior art keywords
furnaces
heat treatment
reheating
improvements made
treatment furnaces
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
Albert Ernest Ferdinand P Derv
Marcel Menut
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 FR861634A publication Critical patent/FR861634A/fr
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
    • 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)
FR861634D 1939-08-02 1939-08-02 Perfectionnements apportés aux fours, tels que les fours de réchauffage, les foursde traitement thermique, etc. Expired FR861634A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR861634T 1939-08-02

Publications (1)

Publication Number Publication Date
FR861634A true FR861634A (fr) 1941-02-13

Family

ID=9341140

Family Applications (1)

Application Number Title Priority Date Filing Date
FR861634D Expired FR861634A (fr) 1939-08-02 1939-08-02 Perfectionnements apportés aux fours, tels que les fours de réchauffage, les foursde traitement thermique, etc.

Country Status (1)

Country Link
FR (1) FR861634A (fr)

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