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.)
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Beazer East Inc
Original Assignee
Koppers Co Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Koppers Co IncfiledCriticalKoppers Co Inc
Priority to FR978639ApriorityCriticalpatent/FR1399104A/fr
Application grantedgrantedCritical
Publication of FR1399104ApublicationCriticalpatent/FR1399104A/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
B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
B29C53/56—Winding and joining, e.g. winding spirally
B29C53/58—Winding and joining, e.g. winding spirally helically
B29C53/60—Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR978639A1964-06-171964-06-17Corps creux formé par des filaments reliés entre eux par une résine ou matière plastique et procédé pour son moulage
ExpiredFR1399104A
(fr)
Procédé notamment pour le moulage de pièces creuses en matière thermoplastique, dispositif pour la mise en oeuvre de ce procédé ainsi que les pièces moulées obtenues