Patents by Inventor Paul Andrew Creasey

Paul Andrew Creasey 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).

  • Casting method
    Patent number: 8307882
    Abstract: In the casting of a single crystal component, such as a turbine blade, by the lost wax casting technique, one or more ceramic pieces are positioned on a wax pattern at locations corresponding to parts of the cast component where relatively quick solidification of molten metal may occur during casting. A coating is subsequently formed around the wax pattern to define a mould, whereupon the wax is removed to leave the one or more ceramic pieces within the formed mould.
    Type: Grant
    Filed: February 2, 2010
    Date of Patent: November 13, 2012
    Assignee: Rolls-Royce PLC
    Inventor: Paul Andrew Creasey
  • CASTING METHOD
    Publication number: 20100193150
    Abstract: In the casting of a single crystal component, such as a turbine blade, by the lost wax casting technique, one or more ceramic pieces are positioned on a wax pattern at locations corresponding to parts of the cast component where relatively quick solidification of molten metal may occur during casting. A coating is subsequently formed around the wax pattern to define a mould, whereupon the wax is removed to leave the one or more ceramic pieces within the formed mould.
    Type: Application
    Filed: February 2, 2010
    Publication date: August 5, 2010
    Applicant: ROLLS-ROYCE PLC
    Inventor: PAUL ANDREW CREASEY