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Priority to FR833810ApriorityCriticalpatent/FR78652E/fr
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Publication of FR78652EpublicationCriticalpatent/FR78652E/fr
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
B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
B29C44/34—Auxiliary operations
B29C44/58—Moulds
B29C44/583—Moulds for making articles with cavities
FR833810A1960-07-221960-07-22Procédé de fabrication d'un matériau cellulaire et matériau obtenu par la mise en oeuvre de ce procédé
ExpiredFR78652E
(fr)