Patents by Inventor Thomas H. Lawton

Thomas H. Lawton 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).

  • SIMPLIFIED COLD SPRAY NOZZLE AND GUN
    Publication number: 20160221014
    Abstract: A cold spray nozzle assembly includes a conduit for carrying at least one of a heated gas and a powder; a nozzle; and a compression tube fitting connecting the nozzle to the conduit.
    Type: Application
    Filed: September 23, 2014
    Publication date: August 4, 2016
    Applicant: United Technologies Corporation
    Inventors: Aaron T. NARDI, Michael A. KLECKA, Justin R. HAWKES, Thomas H. LAWTON
  • COMPOSITE ARTICLE HAVING SILICATE BARRIER LAYER AND METHOD THEREFOR
    Publication number: 20120308836
    Abstract: A method of processing a composite article includes controlling a preheat temperature of a workpiece to be less than 700° C./1292° F. The workpiece includes a substrate and a bond coat that is disposed on the substrate. With the workpiece at the preheat temperature, deposition of a barrier layer onto the bond coat is commenced. The barrier layer includes a rare earth silicate material having a rare earth element selected from lanthanide series elements, yttrium, scandium and combinations thereof.
    Type: Application
    Filed: May 31, 2011
    Publication date: December 6, 2012
    Inventors: Paul Sheedy, Thomas H. Lawton, William Werkheiser, Tania Bhatia Kashyap
  • Thermal resistant environmental barrier coating
    Patent number: 7666512
    Abstract: A process for preparing a silicon based substrate with a protective coating having improved thermal resistance at temperature up to at least 1500° C., and the resulting article.
    Type: Grant
    Filed: August 9, 2004
    Date of Patent: February 23, 2010
    Assignee: United Technologies Corporation
    Inventors: Tania Bhatia, Harry Eaton, Ellen Y. Sun, Thomas H. Lawton
  • Method for applying a barrier layer to a silicon based substrate
    Patent number: 6365288
    Abstract: A method for applying a barrier layer which comprises a barium-strontium aluminosilicate to a silicon containing substrate which inhibits the formation of cracks.
    Type: Grant
    Filed: October 27, 2000
    Date of Patent: April 2, 2002
    Assignee: United Technologies Corporation
    Inventors: Harry E. Eaton, Thomas H. Lawton
  • Method for applying a barrier layer to a silicon based substrate
    Patent number: 6254935
    Abstract: A method for applying a barrier layer which comprises a barium-strontium aluminosilicate to a silicon containing substrate which inhibits the formation of cracks.
    Type: Grant
    Filed: April 15, 1999
    Date of Patent: July 3, 2001
    Assignee: United Technologies Corporation
    Inventors: Harry E. Eaton, Thomas H. Lawton