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Barberis & Neveux Ets
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Barberis & Neveux Ets
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Application filed by Barberis & Neveux EtsfiledCriticalBarberis & Neveux Ets
Application grantedgrantedCritical
Publication of FR973647ApublicationCriticalpatent/FR973647A/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
F16K41/00—Spindle sealings
F16K41/10—Spindle sealings with diaphragm, e.g. shaped as bellows or tube
FR973647D1941-10-271941-10-27
Improvements to valves
ExpiredFR973647A
(en)