METHOD FOR STRETCHING THERMOPLASTIC RESIN FILM OR SHEET

PROBLEM TO BE SOLVED: To uniformize the stretching start and complesion positions of a sheet in the width direction thereof by dividing a heating furnace into respective preheating, heating, buffer and cooling zones and providing a mechanism discharging the atmospheres of the heating and cooling zon...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	OTSUBO AKITO, KINAMI KAZUHIRO
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULARARTICLES PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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