Patents by Inventor Christophe Philippe AUDIC

Christophe Philippe AUDIC 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).

  • SUPERALLOY TURBOMACHINE PART WITH AN OPTIMIZED HAFNIUM CONTENT
    Publication number: 20230076728
    Abstract: A turbomachine part includes a nickel-based superalloy substrate including, in mass content, 5.0% to 8.0% cobalt, 6.5% to 10% chromium, 0.5% to 2.5% molybdenum, 5.0% to 9.0% tungsten, 6.0% to 9.0% tantalum, 4.5% to 5.8% aluminum, hafnium in a mass content between 500 ppm and 1100 ppm, and optionally including niobium in a mass content less than or equal to 1.5%, and optionally at least one of carbon, zirconium and boron each in a mass content less than or equal to 100 ppm, the remainder being composed of nickel and unavoidable impurities.
    Type: Application
    Filed: February 2, 2021
    Publication date: March 9, 2023
    Inventors: Joel DELAUTRE, Christophe Philippe AUDIC, Sarah HAMADI, Virginie JAQUET, Fernando PEDRAZA DIAZ, Annie PASQUET
  • COATED TURBOMACHINE PART HAVING A NICKEL-BASED SUBSTRATE COMPRISING HAFNIUM
    Publication number: 20230065064
    Abstract: A turbomachine part includes (i) a nickel-based superalloy substrate including, in mass content, 5.0% to 8.0% cobalt, 6.5% to 10% chromium, 0.5% to 2.5% molybdenum, 5.0% to 9.0% tungsten, 6.0% to 9.0% tantalum, 4.5% to 5.8% aluminum, hafnium in a mass content greater than or equal to 2000 ppm, and optionally including niobium in a mass content less than or equal to 1.5%, and optionally at least one of carbon, zirconium and boron each in a mass content less than or equal to 100 ppm, the remainder being composed of nickel and unavoidable impurities; and (ii) a ?-structured nickel aluminide coating covering the substrate.
    Type: Application
    Filed: February 1, 2021
    Publication date: March 2, 2023
    Inventors: Joel DELAUTRE, Sarah HAMADI, Annie PASQUET, Virginie JAQUET, Fernando PEDRAZA DIAZ, Christophe Philippe AUDIC