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RENER METALLWERKE AG DU
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RENER METALLWERKE AG DU
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Publication date
Application filed by RENER METALLWERKE AG DUfiledCriticalRENER METALLWERKE AG DU
Application grantedgrantedCritical
Publication of FR888183ApublicationCriticalpatent/FR888183A/fr
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
B21C25/00—Profiling tools for metal extruding
B21C25/08—Dies or mandrels with section variable during extruding, e.g. for making tapered work; Controlling variation
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR888183D1938-11-151942-10-05Dispositif de fabrication par refoulement à la presse de profilés métalliques coniques dans le sens longitudinal
ExpiredFR888183A
(fr)