FR799570A - Manufacturing process of electric heating tubes - Google Patents

Manufacturing process of electric heating tubes

Info

Publication number
FR799570A
FR799570A FR799570DA FR799570A FR 799570 A FR799570 A FR 799570A FR 799570D A FR799570D A FR 799570DA FR 799570 A FR799570 A FR 799570A
Authority
FR
France
Prior art keywords
manufacturing process
electric heating
heating tubes
tubes
electric
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.)
Schott & Co Dr Ing
Original Assignee
Schott & Co Dr Ing
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 Schott & Co Dr Ing filed Critical Schott & Co Dr Ing
Application granted granted Critical
Publication of FR799570A publication Critical patent/FR799570A/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
    • H05B3/40—Heating elements having the shape of rods or tubes
    • H05B3/42—Heating elements having the shape of rods or tubes non-flexible
    • H05B3/48—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
FR799570D 1934-12-19 1935-12-18 Manufacturing process of electric heating tubes Expired FR799570A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE799570X 1934-12-19

Publications (1)

Publication Number Publication Date
FR799570A true FR799570A (en) 1936-06-15

Family

ID=6711643

Family Applications (1)

Application Number Title Priority Date Filing Date
FR799570D Expired FR799570A (en) 1934-12-19 1935-12-18 Manufacturing process of electric heating tubes

Country Status (1)

Country Link
FR (1) FR799570A (en)

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