Patents by Inventor Antônio Carlos Gonçalves Pereira

Antônio Carlos Gonçalves Pereira 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).

  • UNDERCOAT FOR PAINTING SYSTEM DISPENSING WITH SURFACE TREATMENTS
    Publication number: 20120222582
    Abstract: The present invention provides a coating on the blanket form, with or without addition of adhesive or sticky substance, embedded in corrosion inhibitors and/or metal oxides. This material, hereafter referred to simply as blanket, lends itself and is suitable for application on metal surfaces prior to application of paint systems and without the necessity of preparing the metal surface prior to application and can be applied on the metal surface even in presence of corrosive atmospheres.
    Type: Application
    Filed: October 21, 2010
    Publication date: September 6, 2012
    Inventors: Luiz Roberto De Miranda, Ladimir José De Carvalho, Antônio Carlos Gonçalves Pereira
  • Niobium-based compositions and coatings, niobium oxides and their alloys applied by thermal spraying and their use as an anticorrosive
    Patent number: 7651731
    Abstract: The novelty proposed herein describes the application of niobium-based compositions and coatings, niobium oxides and their alloys capable of associations with other oxides and alloys by means of the thermal spraying technique for the purpose of an anticorrosive protection in highly corrosive environments, mainly those which present high temperatures, show presence of gases such as H2S, SO2, CO2, as well as organic and inorganic acids, commonly found in industrial centers.
    Type: Grant
    Filed: November 13, 2002
    Date of Patent: January 26, 2010
    Assignee: Coppe/UFRJ-Coordenacao dos Programas de Pos Graduacao de Engenharia da Universidade Federal do Rio de Janeiro
    Inventors: Luiz Roberto Martins Miranda, Ladimir José Carvalho, Antônio Carlos Gonçalves Pereira