FR499108A - Improvements in furnaces for heat treatment of metals - Google Patents

Improvements in furnaces for heat treatment of metals

Info

Publication number
FR499108A
FR499108A FR499108DA FR499108A FR 499108 A FR499108 A FR 499108A FR 499108D A FR499108D A FR 499108DA FR 499108 A FR499108 A FR 499108A
Authority
FR
France
Prior art keywords
furnaces
metals
heat treatment
treatment
heat
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
Hallewell Rogers
Cecil Montague Walter
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR499108A publication Critical patent/FR499108A/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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0062—Heat-treating apparatus with a cooling or quenching zone

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)
FR499108D 1916-08-09 1917-08-06 Improvements in furnaces for heat treatment of metals Expired FR499108A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB499108X 1916-08-09

Publications (1)

Publication Number Publication Date
FR499108A true FR499108A (en) 1920-01-31

Family

ID=1534207

Family Applications (1)

Application Number Title Priority Date Filing Date
FR499108D Expired FR499108A (en) 1916-08-09 1917-08-06 Improvements in furnaces for heat treatment of metals

Country Status (1)

Country Link
FR (1) FR499108A (en)

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