B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
B21C3/00—Profiling tools for metal drawing; Combinations of dies and mandrels for metal drawing
B21C3/18—Making tools by operations not covered by a single other subclass; Repairing
Procede pour mettre en vibration une lingotiere de coulee continue afin de reduire le coefficient de frottement dans cette lingotiere et lingotiere pour la mise en oeuvre de ce procede
Dispositif d'alimentation en metal en fusion, notamment en fonte, d'une machine de coulee, et installation de coulee integrant ce dispositif d'alimentation