F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16J—PISTONS; CYLINDERS; SEALINGS
F16J15/00—Sealings
F16J15/02—Sealings between relatively-stationary surfaces
F16J15/14—Sealings between relatively-stationary surfaces by means of granular or plastic material, or fluid
Valve pour recipient contenant un gaz sous pression, notamment un gaz de petrole liquefie, joint conique de pre-etancheite pour celle-ci et bouteille comprenant une telle valve