ES392829A1 - Maquina de curvar para la fabricacion de recipientes cilin-dricos, especialmente tubos con costura helicoidal de dife- rentes diametros.
- Google Patents
Maquina de curvar para la fabricacion de recipientes cilin-dricos, especialmente tubos con costura helicoidal de dife- rentes diametros.
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WARZECHA
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WARZECHA
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Priority to ES392829ApriorityCriticalpatent/ES392829A1/es
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Shaping Of Tube Ends By Bending Or Straightening
(AREA)
ES392829A1971-07-021971-07-02Maquina de curvar para la fabricacion de recipientes cilin-dricos, especialmente tubos con costura helicoidal de dife- rentes diametros.
ExpiredES392829A1
(es)
Verfahren zur Herstellung von gekrümmten Hüllen in Form eines zylindrischen Ringes (Torus) mit an seiner Innenseite liegender Naht, insbesondere solchen zur Umhüllung der Bögen isolierter Rohre