This invention relates to methods and apparatus for making articles made of polyester, preferably polyethylene terephthalate (PET), having coated directly to at least one of the surfaces thereof one or more layers of thermoplastic material with good gas-barrier characteristics. In one preferred method...http://www.google.es/patents/US20040247735?utm_source=gb-gplus-sharePatente US20040247735 - Preform molds incorporating high heat conductivity material
Preform molds incorporating high heat conductivity material
Número de solicitud: 10/788,905 Número de publicación: US 2004/0247735 A1 Fecha de presentación: 26 Feb 2004 Patente emitida: US7261551 ( Fecha de emisión 28 Ago 2007)
