Patents by Inventor Wellington Bonifacio

Wellington Bonifacio 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).

  • Catalytic composition having a corrosion-inhibiting effect, method for inhibiting corrosion and use of same
    Patent number: 8821787
    Abstract: A catalytic composition with a corrosion-inhibiting effect on metal surfaces is described. Also described, is a corrosion-inhibiting process and use of a corrosion inhibitor. Further, the catalytic composition can have a corrosion-inhibiting effect on metal surfaces in contact with an esterification medium comprising a carboxylic acid and an alcohol, wherein the composition comprises as a catalyst, a strong protonic acid and, as corrosion inhibitor, an iron(III) carboxylate.
    Type: Grant
    Filed: May 19, 2011
    Date of Patent: September 2, 2014
    Assignee: Rhodia Poliamide e Especialidades Ltda
    Inventors: Carlos Eduardo Marenco, Wagner Lourenco, Renato Bresciani, Sergio Martins, Mario Pattaro, Wellington Bonifacio, João Carlos Lazarini
  • CATALYTIC COMPOSITION HAVING A CORROSION-INHIBITING EFFECT, METHOD FOR INHIBITING CORROSION AND USE OF SAME
    Publication number: 20130112107
    Abstract: A catalytic composition with a corrosion-inhibiting effect on metal surfaces is described. Also described, is a corrosion-inhibiting process and use of a corrosion inhibitor. Further, the catalytic composition can have a corrosion-inhibiting effect on metal surfaces in contact with an esterification medium comprising a carboxylic acid and an alcohol, wherein the composition comprises as a catalyst, a strong protonic acid and, as corrosion inhibitor, an iron(III) carboxylate.
    Type: Application
    Filed: May 19, 2011
    Publication date: May 9, 2013
    Applicant: RHODIA POLIAMIDA E ESPECIALIDADES LTDA
    Inventors: Carlos Eduardo Marenco, Wagner Lourenco, Renato Bresciani, Sergio Martins, Mario Pattaro, Wellington Bonifacio, João Carlos Lazarini