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Zimmermann and Jansen GmbH
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Zimmermann and Jansen GmbH
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Publication of FR659035ApublicationCriticalpatent/FR659035A/en
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
F16K49/007—Circulation means for a separate heat transfer fluid located within the obturating element
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Engineering & Computer Science
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General Engineering & Computer Science
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FR659035D1928-08-141928-08-14
Device and method for water cooling shut-off members for hot gas pipes or other hot substances or other similar devices
ExpiredFR659035A
(en)