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Hansella N V
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Hansella N V
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Aparato para el sellado al calor de la costura longitudinal de envases formados a partir de un tubo de material susceptible de ser sellado al calor, caracterizado porque se ha provisto un elemento de presión con movimiento alternativo, de gran longitud, que se puede hacer cooperar con un soporte para el tubo en el punto en que los bordes de la costura longitudinal que ha de ser sellada sobresalga, estando provisto un sistema de resortes para el empuje de dicho elemento.
ES0214667A1953-04-111954-04-09Un aparato para el sellado al calor de la costura longitudinal de envases
ExpiredES214667A1
(es)