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Publication of AT264143BpublicationCriticalpatent/AT264143B/de
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
B29C61/06—Making preforms having internal stresses, e.g. plastic memory
B29C61/0608—Making preforms having internal stresses, e.g. plastic memory characterised by the configuration or structure of the preforms
B29C61/0616—Making preforms having internal stresses, e.g. plastic memory characterised by the configuration or structure of the preforms layered or partially layered preforms, e.g. preforms with layers of adhesive or sealing compositions
AT549263A1963-06-101963-07-09Verbundfolie und Verfahren zu deren Herstellung
AT264143B
(de)