FR582041A - Electric carburizing, annealing and melting furnace, for single and polyphase current - Google Patents

Electric carburizing, annealing and melting furnace, for single and polyphase current

Info

Publication number
FR582041A
FR582041A FR582041DA FR582041A FR 582041 A FR582041 A FR 582041A FR 582041D A FR582041D A FR 582041DA FR 582041 A FR582041 A FR 582041A
Authority
FR
France
Prior art keywords
carburizing
annealing
electric
melting furnace
polyphase current
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)
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.)
Rheinmetall Air Defence AG
Maschinenfabrik Oerlikon AG
Original Assignee
Werkzeugmaschinenfabrik Oerlikon Buhrle AG
Maschinenfabrik Oerlikon AG
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 Werkzeugmaschinenfabrik Oerlikon Buhrle AG, Maschinenfabrik Oerlikon AG filed Critical Werkzeugmaschinenfabrik Oerlikon Buhrle AG
Application granted granted Critical
Publication of FR582041A publication Critical patent/FR582041A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/62—Heating elements specially adapted for furnaces
FR582041D 1923-06-12 1924-05-30 Electric carburizing, annealing and melting furnace, for single and polyphase current Expired FR582041A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH582041X 1923-06-12

Publications (1)

Publication Number Publication Date
FR582041A true FR582041A (en) 1924-12-10

Family

ID=4521566

Family Applications (1)

Application Number Title Priority Date Filing Date
FR582041D Expired FR582041A (en) 1923-06-12 1924-05-30 Electric carburizing, annealing and melting furnace, for single and polyphase current

Country Status (1)

Country Link
FR (1) FR582041A (en)

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