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Priority to ES0319560ApriorityCriticalpatent/ES319560A1/en
Publication of ES319560A1publicationCriticalpatent/ES319560A1/en
An improved apparatus for extrusion of synthetic plastic material, characterized essentially by the fact that it comprises push elements that motivate the movement of the raw material, grain or others towards the head; by exerting adequate pressure on the material, ribbed cylinders in almost tangential arrangement, operatively arranged so that each pair of facing channels acts as a drag clamp that forces the mass to march towards the transformation chamber. (Machine-translation by Google Translate, not legally binding)
ES0319560A1965-11-131965-11-13A perfected apparatus for extrusion of material. (Machine-translation by Google Translate, not legally binding)
ExpiredES319560A1
(en)
Pneumatic apparatus for punching plastic material profiles simultaneously to the extrusion operation. (Machine-translation by Google Translate, not legally binding)