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Publication of FR324905ApublicationCriticalpatent/FR324905A/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
F23L1/00—Passages or apertures for delivering primary air for combustion
F23L1/02—Passages or apertures for delivering primary air for combustion by discharging the air below the fire
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FR324905D1902-10-021902-10-02Régulateur automatique pour chaudières à évaporation d'eau
ExpiredFR324905A
(fr)