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METALLURG DU NICKEL
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METALLURG DU NICKEL
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Application filed by METALLURG DU NICKELfiledCriticalMETALLURG DU NICKEL
Application grantedgrantedCritical
Publication of FR49819EpublicationCriticalpatent/FR49819E/fr
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
H05B3/20—Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater
H05B3/22—Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater non-flexible
H05B3/28—Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater non-flexible heating conductor embedded in insulating material
H05B3/30—Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater non-flexible heating conductor embedded in insulating material on or between metallic plates
FR49819D1938-03-091938-03-09Plaques électriques chauffantes et leur procédé de fabrication
ExpiredFR49819E
(fr)