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Publication of FR336195ApublicationCriticalpatent/FR336195A/fr
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
F16K49/00—Means in or on valves for heating or cooling
F16K49/005—Circulation means for a separate heat transfer fluid
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FR336195D1903-10-211903-10-21Robinet pour vapeur ou liquides chauds
ExpiredFR336195A
(fr)