B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
B02C2/00—Crushing or disintegrating by gyratory or cone crushers
B02C2/02—Crushing or disintegrating by gyratory or cone crushers eccentrically moved
B02C2/04—Crushing or disintegrating by gyratory or cone crushers eccentrically moved with vertical axis
B02C2/047—Crushing or disintegrating by gyratory or cone crushers eccentrically moved with vertical axis and with head adjusting or controlling mechanisms
Bague pour palier hydrostatique ou hydrodynamique, machine hydraulique equipee d'une telle bague et procede de montage d'une telle bague sur un arbre
Procede et dispositif de liaison entre une piece d'usure et son support mis en jeu sur les equipements de manutention de materiaux par les engins de travaux publics