Patents by Inventor Alex C. Freedman

Alex C. Freedman 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).

  • Airfoil External Masking For Internal Aluminization
    Publication number: 20240344192
    Abstract: A masking apparatus for masking a part during coating and comprising at least two sintered pieces of a mask material. The pieces have an assembled condition forming a compartment shaped to accommodate an airfoil of the part. The pieces have an average overall composition of: nickel as a largest by-weight constituent; aluminum as a second largest by-weight constituent; and chromium as a third largest by-weight constituent.
    Type: Application
    Filed: April 13, 2023
    Publication date: October 17, 2024
    Applicant: Raytheon Technologies Corporation
    Inventors: Alex C. Freedman, Daniel M. Franklin
  • Method of machining gas turbine engine components
    Patent number: 11623290
    Abstract: A method of forming a gas turbine engine component including an airfoil and at least one shroud includes the steps of (1) machining a gas path surface of the at least one shroud utilizing a non-electrochemical machining (ECM) process, and (2) then utilizing ECM on at least the airfoil.
    Type: Grant
    Filed: March 1, 2019
    Date of Patent: April 11, 2023
    Assignee: Raytheon Technologies Corporation
    Inventors: Alex C. Freedman, Paul R. Faughnan
  • METHOD OF MACHINING GAS TURBINE ENGINE COMPONENTS
    Publication number: 20200108458
    Abstract: A method of forming a gas turbine engine component including an airfoil and at least one shroud includes the steps of (1) machining a gas path surface of the at least one shroud utilizing a non-electrochemical machining (ECM) process, and (2) then utilizing ECM on at least the airfoil.
    Type: Application
    Filed: March 1, 2019
    Publication date: April 9, 2020
    Inventors: Alex C. Freedman, Paul R. Faughnan