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LAREDO CALZADA ASUNCION
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LAREDO CALZADA ASUNCION
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Application filed by LAREDO CALZADA ASUNCIONfiledCriticalLAREDO CALZADA ASUNCION
Priority to ES437509ApriorityCriticalpatent/ES437509A1/es
Publication of ES437509A1publicationCriticalpatent/ES437509A1/es
238000004806packaging method and processMethods0.000titleabstract2
239000004698PolyethyleneSubstances0.000abstract2
-1polyethylenePolymers0.000abstract2
229920000573polyethylenePolymers0.000abstract2
229920002678cellulosePolymers0.000abstract1
239000001913celluloseSubstances0.000abstract1
238000001125extrusionMethods0.000abstract1
239000004744fabricSubstances0.000abstract1
238000005498polishingMethods0.000abstract1
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Abstract
PROCEDIMIENTO PARA LA CONSTRUCCION DE SACOS DESTINADOS AL ENVASADO DE PRODUCTOS PULVERULENTOS. UNA LAMINA CONTINUA DE POLIETILENO (3) PASA POR LA PARTE INFERIOR DE UN RODILLO (1) CON MULTITUD DE AGUJAS QUE LE PRODUCEN UNAS PERFORACIONES (4); A CONTINUACION PASA POR LA PARTE SUPERIOR DE UN RODILLO (5), DONDE SE LE SUPERPONE UNA LAMINA DE PAPEL O CELULOSA (6), CONSTITUYENDO AMBAS LA TELA DEL SACO, LA CUAL CONTINUA HASTA UNA MESA QUE PROCEDE AL CORTE, ENTUBADO Y SOLDADO, REALIZANDOSE ESTE POR ENCOLADO DEL PAPEL Y EXTRUSION DEL POLIETILENO.
ES437509A1975-05-071975-05-07Procedimiento para la construccion de sacos destinados al envasado de productos pulverulentos.
ExpiredES437509A1
(es)
Apparecchio e procedimento di alimentazione di articoli di cancelleria,ad esempio buste,ad una macchina da stampa;ad esempio una macchina da scrivere automatica
Procedimiento para la construccion de recipientes, abiertos de carton troquelado, de un solo uso, especial para bote- llas, frascos y objetos materias diversas.
Machine pour diviser en feuilles simples des liasses de bandes elementaires continues perforees transversalement compenant des bandes de papier carbone interposees entre lesdites bandes