USB2
Sulphidation method for a UO 2 powder, in which said powder is sulfurated by bringing it into contact with a gaseous sulphidation agent. Method for manufacturing nuclear fuel pellets based on uranium oxide, or mixed oxide of uranium and plutonium, from a load of totally or partially sulfurated UO 2 powder or UO 2 powder and PuO 2 powder, by lubriion, pelletizing and .