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RIUNITE IND GOMMA FAB
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RIUNITE IND GOMMA FAB
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Application filed by RIUNITE IND GOMMA FABfiledCriticalRIUNITE IND GOMMA FAB
Application grantedgrantedCritical
Publication of FR768995ApublicationCriticalpatent/FR768995A/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
B—PERFORMING OPERATIONS; TRANSPORTING
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
B29K2021/00—Use of unspecified rubbers as moulding material
FR768995D1933-03-211934-02-23Procédé pour la fabrication d'articles de caoutchouc spongieux
ExpiredFR768995A
(fr)