Patents by Inventor Helena Catalan-Asenjo

Helena Catalan-Asenjo 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).

  • Method for the pre-treatment of titanium components for the subsequent coating thereof
    Patent number: 8354036
    Abstract: A method for the pre-treatment of titanium components for the subsequent coating thereof is provided. The method includes at least the following steps: a) etching of the component in an acidic solution containing fluoride and nitric acid (HNO3); b) activation pickling of the etched component in a solution containing at least sodium nitrate (NaNO3) and tetrafluoroboric acid (HBF4); and c) activation of the activation-pickled component in a bath containing acid or in an acidic bath containing nickel.
    Type: Grant
    Filed: November 14, 2006
    Date of Patent: January 15, 2013
    Assignee: MTU Aero Engines GmbH
    Inventors: Helena Catalan-Asenjo, Michael Scheid, Josef Linska, Matthias Schmidt
  • Method for the Pre-Treatment of Titanium Components for the Subsequent Coating Thereof
    Publication number: 20090218232
    Abstract: A method for the pre-treatment of titanium components for the subsequent coating thereof is provided. The method includes at least the following steps: a) etching of the component in an acidic solution containing fluoride and nitric acid (HNO3); b) activation pickling of the etched component in a solution containing at least sodium nitrate (NaNO3) and tetrafluoroboric acid (HBF4); and c) activation of the activation-pickled component in a bath containing acid or in an acidic bath containing nickel.
    Type: Application
    Filed: November 14, 2006
    Publication date: September 3, 2009
    Applicant: MTU Aero Engines GmbH
    Inventors: Helena Catalan-Asenjo, Michael Scheid, Josef Linska, Matthias Schmidt