BE473521A - - Google Patents

Info

Publication number
BE473521A
BE473521A BE473521DA BE473521A BE 473521 A BE473521 A BE 473521A BE 473521D A BE473521D A BE 473521DA BE 473521 A BE473521 A BE 473521A
Authority
BE
Belgium
Prior art keywords
insulating material
cavities
refractory
lateral pressure
insulation
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE473521A publication Critical patent/BE473521A/fr

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/40Heating elements having the shape of rods or tubes
    • H05B3/42Heating elements having the shape of rods or tubes non-flexible
    • H05B3/48Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material

Landscapes

  • Resistance Heating (AREA)
BE473521D BE473521A (show.php)

Publications (1)

Publication Number Publication Date
BE473521A true BE473521A (show.php)

Family

ID=122796

Family Applications (1)

Application Number Title Priority Date Filing Date
BE473521D BE473521A (show.php)

Country Status (1)

Country Link
BE (1) BE473521A (show.php)

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