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Individual
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Priority to ES202477ApriorityCriticalpatent/ES202477A1/en
Publication of ES202477A1publicationCriticalpatent/ES202477A1/en
Shaping By String And By Release Of Stress In Plastics And The Like
(AREA)
Abstract
Machine for tube drawing, in which are stretched tube sections, which have been expanded by a mandrel head through a useful extruder, decreasing its wall thickness, characterized in that the useful stretcher contains rollers or movable roller segments about an axis, which are mounted on a tool carrier head reciprocates, thereby, covering the tube to be stretched. (Machine-translation by Google Translate, not legally binding)
ES202477A1952-03-131952-03-13A machine for pipe stretching (Machine-translation by Google Translate, not legally binding)
ExpiredES202477A1
(en)
Pneumatic apparatus for punching plastic material profiles simultaneously to the extrusion operation. (Machine-translation by Google Translate, not legally binding)