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A21B—BAKERS' OVENS; MACHINES OR EQUIPMENT FOR BAKING
A21B1/00—Bakers' ovens
A21B1/02—Bakers' ovens characterised by the heating arrangements
A21B1/06—Ovens heated by radiators
A21B1/08—Ovens heated by radiators by steam-heated radiators
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FR816297D1936-05-231937-01-13
Heating system of ovens for cooking food products, by means of small diameter ring tubes and a zig-zag flue hearth
ExpiredFR816297A
(en)
Furnace for heating liquids and cooking food for domestic use and for other uses, such as steam generation, sterilization, reheating and smelting of metals, etc., by means of solar heat
Process for electrically heating furnaces, such as melting, annealing and quenching furnaces using heating resistors through which induction currents flow