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Shaping Of Tube Ends By Bending Or Straightening
(AREA)
Nonwoven Fabrics
(AREA)
Abstract
Plegador, que está constituido esencialmente por una lámina que comprende un ánima ondulada y celular, plegada por líneas transversales respecto a las ondulaciones, y que dan lugar a la formación de un cuerpo tubular plano, relleno con una pluralidad de hojas fibrosas, superpuestas.
Perfeccionamientos en el modo de fijación, en su estructura, de chapas onduladas, utilizadas para la realización de las celdas de almacenamiento de cereales