B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
B28B3/20—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein the material is extruded
B28B3/22—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein the material is extruded by screw or worm
Structure a bande ou courroie pour la manutention de produits ou la transmission de mouvements et la bande ou courroie sans fin associee a une telle structure
Couteau pour un porte-couteaux d'un dispositif de granulation de matieres plastiques, ainsi que porte-couteaux et dispositif de granulation comportant un tel couteau