Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ROHPAPPEN FABRIK WORMS ZWEIGNI
Original Assignee
ROHPAPPEN FABRIK WORMS ZWEIGNI
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Filing date
Publication date
Application filed by ROHPAPPEN FABRIK WORMS ZWEIGNIfiledCriticalROHPAPPEN FABRIK WORMS ZWEIGNI
Priority to FR23464ApriorityCriticalpatent/FR1438894A/fr
Application grantedgrantedCritical
Publication of FR1438894ApublicationCriticalpatent/FR1438894A/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
B29C44/3461—Making or treating expandable particles
FR23464A1965-07-051965-07-05Procédé et dispositif pour le pré-moussage de matières plastiques moussables granulées
ExpiredFR1438894A
(fr)