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NORTHERN EQUIPEMENT Co
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NORTHERN EQUIPEMENT Co
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Application filed by NORTHERN EQUIPEMENT CofiledCriticalNORTHERN EQUIPEMENT Co
Application grantedgrantedCritical
Publication of FR691470ApublicationCriticalpatent/FR691470A/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
F22D5/00—Controlling water feed or water level; Automatic water feeding or water-level regulators
F22D5/14—Controlling water feed or water level; Automatic water feeding or water-level regulators responsive to thermal expansion and contraction, e.g. of solid elements
F22D5/16—Controlling water feed or water level; Automatic water feeding or water-level regulators responsive to thermal expansion and contraction, e.g. of solid elements of fluids
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FR691470D1930-03-071930-03-07Perfectionnements aux régulateurs d'alimentation en eau pour chaudières
ExpiredFR691470A
(fr)