FR497269A - Improvements to ovens - Google Patents

Improvements to ovens

Info

Publication number
FR497269A
FR497269A FR497269A FR497269DA FR497269A FR 497269 A FR497269 A FR 497269A FR 497269 A FR497269 A FR 497269A FR 497269D A FR497269D A FR 497269DA FR 497269 A FR497269 A FR 497269A
Authority
FR
France
Prior art keywords
ovens
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
FR497269A
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.)
SKF AB
Original Assignee
Svenska Kullagerfabriken AB
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 Svenska Kullagerfabriken AB filed Critical Svenska Kullagerfabriken AB
Application granted granted Critical
Publication of FR497269A publication Critical patent/FR497269A/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
    • C21D9/0043—Muffle furnaces; Retort furnaces

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)
FR497269A 1917-06-18 1919-03-18 Improvements to ovens Expired FR497269A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE497269X 1917-06-18

Publications (1)

Publication Number Publication Date
FR497269A true FR497269A (en) 1919-12-02

Family

ID=1532614

Family Applications (1)

Application Number Title Priority Date Filing Date
FR497269A Expired FR497269A (en) 1917-06-18 1919-03-18 Improvements to ovens

Country Status (1)

Country Link
FR (1) FR497269A (en)

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