Patents by Inventor Christopher C. Stanfield

Christopher C. Stanfield 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).

  • Methods to control macro shrinkage porosity and gas bubbles in cast aluminum engine blocks
    Patent number: 9381567
    Abstract: A method for estimating proper eutectic modification level in a liquid metal to minimize macro shrinkage porosity and gas bubbles during casting of aluminum automobile components, and a system and article for casting.
    Type: Grant
    Filed: November 25, 2013
    Date of Patent: July 5, 2016
    Assignee: GM Global Technology Operations, LLC
    Inventors: Andrew J. Genualdi, Peggy E. Jones, Qigui Wang, Christopher C. Stanfield
  • METHODS TO CONTROL MACRO SHRINKAGE POROSITY AND GAS BUBBLES IN CAST ALUMINUM ENGINE BLOCKS
    Publication number: 20150148936
    Abstract: A method for estimating proper eutectic modification level in a liquid metal to minimize macro shrinkage porosity and gas bubbles during casting of aluminum automobile components, and a system and article for casting.
    Type: Application
    Filed: November 25, 2013
    Publication date: May 28, 2015
    Applicant: GM Global Technology Operations LLC
    Inventors: Andrew J. Genualdi, Peggy E. Jones, Qigui Wang, Christopher C. Stanfield