Patents by Inventor Joao Manuel Aires Coutinho

Joao Manuel Aires Coutinho has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Production of high added value products from resin-bonded waste composite wood products
    Patent number: 6841101
    Abstract: A method of producing dry processed fiberboards from resin-bonded waste composite wood products, wherein said wood products are chemically treated in a pre-heater unit of a refiner system under super-atmospheric pressure in the presence of steam to disrupt adhesive polymer bonds, formed into fibers in a subsequent disc refiner unit of the refiner system and further processed by a dry process to form fiberboards.
    Type: Grant
    Filed: December 4, 2000
    Date of Patent: January 11, 2005
    Assignee: Chitnar Hellas S.A.
    Inventors: Panagiotis Nakos, Eleftheria Athanassiadou, Joao Manuel Aires Coutinho
  • Production of high added value products from wastes
    Publication number: 20030056873
    Abstract: A process for producing fibreboards by recycling waste composite wood products through a conventional dry fibreboard continuous process in which modification is effected in the pre-heater and/or refining steps which provides recycled fibres constituting at least 20% by weight of the final fibre content of the resultant fibreboards.
    Type: Application
    Filed: August 15, 2002
    Publication date: March 27, 2003
    Inventors: Panagiotis Nakos, Eleftheria Athanassiadou, Joao Manuel Aires Coutinho