Patents by Inventor Howard B. STILLMAN

Howard B. STILLMAN 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).

  • PRESSURE FLUSH PROCESS FOR COOLED TURBINE BLADES
    Publication number: 20110180109
    Abstract: A pressure flush process for removing debris from internal passageways of a cooled turbine blade includes a step of creating an agitated liquid/gas mixture and a step of injecting the agitated liquid/gas mixture under a positive pressure, into at least some of cooling holes in the blade to pass through the internal passageways and discharging the agitated liquid/gas mixture together with removed debris, through a larger root opening of the blade.
    Type: Application
    Filed: January 28, 2010
    Publication date: July 28, 2011
    Applicant: PRATT & WHITNEY CANADA CORP.
    Inventors: Howard B. STILLMAN, Jason Paul TAYLOR