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FR DES POMPES ET MACHINES WORT
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FR DES POMPES ET MACHINES WORT
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Publication of FR648572ApublicationCriticalpatent/FR648572A/fr
F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
F22D1/42—Feed-water heaters, i.e. economisers or like preheaters specially adapted for locomotives
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FR648572D1928-02-091928-02-09Perfectionnements aux réchauffeurs d'eau d'alimentation
ExpiredFR648572A
(fr)