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EXPL DES BREVETS BOUTEILLE LE
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EXPL DES BREVETS BOUTEILLE LE
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Publication of FR690480ApublicationCriticalpatent/FR690480A/fr
F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
F23L17/00—Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues
F23L17/02—Tops for chimneys or ventilating shafts; Terminals for flues
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FR690480D1930-02-241930-02-24Appareil pour le tirage des cheminées, conduits d'évacuation des gaz, l'aération et la ventilation, dénommé
ExpiredFR690480A
(fr)
Dispositif adaptable aux conduits évacuateurs de fumée, pour l'amé lioration du tirage et l'utilisation rationnelle de la chaleur emportée par les gaz de fumée