FR523930A - Improvements to ovens - Google Patents

Improvements to ovens

Info

Publication number
FR523930A
FR523930A FR523930A FR523930DA FR523930A FR 523930 A FR523930 A FR 523930A FR 523930 A FR523930 A FR 523930A FR 523930D A FR523930D A FR 523930DA FR 523930 A FR523930 A FR 523930A
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
FR523930A
Other languages
French (fr)
Inventor
Cyril Frank Elwell
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 FR523930A publication Critical patent/FR523930A/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

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)
FR523930A 1920-03-18 1920-08-05 Improvements to ovens Expired FR523930A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB523930X 1920-03-18

Publications (1)

Publication Number Publication Date
FR523930A true FR523930A (en) 1921-08-27

Family

ID=10463753

Family Applications (1)

Application Number Title Priority Date Filing Date
FR523930A Expired FR523930A (en) 1920-03-18 1920-08-05 Improvements to ovens

Country Status (1)

Country Link
FR (1) FR523930A (en)

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