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Ansaldo SpA
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Ansaldo SpA
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Application filed by Ansaldo SpAfiledCriticalAnsaldo SpA
Application grantedgrantedCritical
Publication of FR51953EpublicationCriticalpatent/FR51953E/en
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
F22D11/00—Feed-water supply not provided for in other main groups
FR51953D1941-09-271941-09-27
Automatic device for regulating the feed water of steam boilers
ExpiredFR51953E
(en)