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Individual
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Individual
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Priority to ES0224408ApriorityCriticalpatent/ES224408A2/es
Publication of ES224408A2publicationCriticalpatent/ES224408A2/es
Mejoras en el objeto de la patente principal, caracterizadas por el hecho de que el punzón de la máquina presenta una cabeza (12) de forma general cónica y un cuerpo (7) cuyo diámetro general es inferior al mayor diámetro de la cabeza, lo que permite reducir el trabajo de frotamiento de la pieza en curso de trabajado sobre la pared del punzón.
ES0224408A1955-10-041955-10-04UN PROCEDIMIENTO DE EXTRUSIoN DE PIEZAS DE FORMA CONICA
ExpiredES224408A2
(es)