Patents by Inventor Sor Ng

Sor Ng 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).

  • Sacrificial coating for fluoride ion cleaning
    Publication number: 20070087208
    Abstract: A method of repairing a defect in a gas turbine engine component includes exposing the defect to a chemically reducing gas to clean the defect surface of undesired particles and oxidation. Before the cleaning, a protective coating is applied to the defect surface to resist inter-granular attack during the cleaning process.
    Type: Application
    Filed: December 7, 2005
    Publication date: April 19, 2007
    Inventors: Sor Ng, Eng Soon Ang, Seng Wee Neo, Chee Kin Woo, Tian Siang Kong
  • Method of restoring dimensions of an airfoil and preform for performing same
    Publication number: 20050166397
    Abstract: A method of restoring dimensions to an article includes the steps of providing an article having a section requiring dimensional restoration, providing a preform having first and second layers made from different materials, and joining the preform to the article.
    Type: Application
    Filed: January 29, 2004
    Publication date: August 4, 2005
    Inventor: Sor Ng