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
F16K19/00—Arrangements of valves and flow lines specially adapted for mixing fluids
Soupape à fermeture automatique équipée d'un dispositif de retardement de la fermeture de la soupape auxiliaire qui s'ouvre par un aimant permanent.