Process of simultaneously molding a plurality of shingles

A process of simultaneously molding either a plurality of shingles or double walled shingles or other substantially planar exterior building products is provided, such that a blow moldable thermoplastic material is provided, of a composite parison that is then blow molded in a hollow mold, to produc...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KIM JOONG Y, SNYDER RICHARD A, MACKINNON THOMAS K, KALKANOGLU HUSNU M, JACOBS GREGORY F
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING BUILDING FIXED CONSTRUCTIONS GUTTERS PERFORMING OPERATIONS ROOF COVERINGS ROOF-WORKING TOOLS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS SKY-LIGHTS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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