B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
B24B5/18—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centreless means for supporting, guiding, floating or rotating work
Procédé et dispositif de tronçonnage d'une pièce tubulaire de grand diamètre en matériau rigide notamment à section ovalisée, telle qu'un tuyau en fonte
Procede de formation, sur la surface de pieces, d'un microrelief regulier compose d'evidements separes, tete porte-outil et meule pour la mise en oeuvre dudit procede, et pieces traitees conformement audit procede