B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
B07B1/50—Cleaning
B07B1/52—Cleaning with brushes or scrapers
B07B1/526—Cleaning with brushes or scrapers with scrapers
Procédé et dispositif d'usinage par bande abrasive d'une surface de portée sur une pièce, notamment pour la superfinition d'une surface de came sur un arbre à cames