B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
B21C29/00—Cooling or heating work or parts of the extrusion press; Gas treatment of work
Air-cooling equipment for profile leaving extrusion press, includes modular side nozzles with oval outlets set at different heights to suit extrusion dimensions
Variable cooling system for rolling metal rolling mill has movable hoods for air cooling and with a water cooling track moved between a storage position beside the roller track and into the roller line