Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Cockburns Ltd
Original Assignee
Cockburns Ltd
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Filing date
Publication date
Application filed by Cockburns LtdfiledCriticalCockburns Ltd
Application grantedgrantedCritical
Publication of FR692586ApublicationCriticalpatent/FR692586A/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
F22D5/08—Controlling water feed or water level; Automatic water feeding or water-level regulators with float-actuated valves
F22D5/10—Controlling water feed or water level; Automatic water feeding or water-level regulators with float-actuated valves and with pistons or membranes unitary with the feed inlet valves