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HAFTUNG
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Publication of FR319201ApublicationCriticalpatent/FR319201A/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
F23L13/00—Construction of valves or dampers for controlling air supply or draught
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FR319201D1902-03-011902-03-01Un dispositif permettant d'arreter le tirage dans les foyers des chaudières à tuyau flambeur
ExpiredFR319201A
(fr)