Deprecated: The each() function is deprecated. This message will be suppressed on further calls in /home/zhenxiangba/zhenxiangba.com/public_html/phproxy-improved-master/index.php on line 456 BE544222A - - Google Patents
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
B21C25/00—Profiling tools for metal extruding
B21C25/06—Press heads, dies, or mandrels for coating work
Procédé et dispositif de fabrication d'une gaine aérée en un matériau isolant autour d'un conducteur, et câble coaxial muni d'une telle gaine
Procede de fabrication en continu, a partir d'un materiau fondu, d'un fil metallique de tres petit diametre, y compris dans l'etat vitreux, et dispositif pour executer ledit procede