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WALLRAMIT HARDMETAAL MIJ NV
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WALLRAMIT HARDMETAAL MIJ NV
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Application filed by WALLRAMIT HARDMETAAL MIJ NVfiledCriticalWALLRAMIT HARDMETAAL MIJ NV
Application grantedgrantedCritical
Publication of FR1082207ApublicationCriticalpatent/FR1082207A/fr
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
B21C3/02—Dies; Selection of material therefor; Cleaning thereof
B21C3/06—Dies; Selection of material therefor; Cleaning thereof with adjustable section
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR1082207D1952-08-071953-08-07Filière pour banc d'étirage
ExpiredFR1082207A
(fr)