Patents by Inventor Clifford Hay

Clifford Hay 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).

  • Insert and method for reducing fouling in a process stream
    Patent number: 8286695
    Abstract: An insert for reducing sulfidation corrosion and depositional fouling is disclosed. The insert is formed from a corrosion and fouling resistant steel composition containing a Cr-enriched layer and having a surface roughness of less than 40 micro inches (1.1 ?m).
    Type: Grant
    Filed: December 20, 2006
    Date of Patent: October 16, 2012
    Assignee: ExxonMobil Research & Engineering Company
    Inventors: Mark A. Greaney, James E. Feather, Thomas Bruno, ChangMin Chun, Clifford Hay
  • Insert and method for reducing fouling in a process stream
    Publication number: 20070187078
    Abstract: An insert for reducing sulfidation corrosion and depositional fouling is disclosed. The insert is formed from a corrosion and fouling resistant steel composition containing a Cr-enriched layer and having a surface roughness of less than 40 micro inches (1.1 ?m).
    Type: Application
    Filed: December 20, 2006
    Publication date: August 16, 2007
    Applicant: ExxonMobil Research and Engineering Company
    Inventors: Mark Greaney, James Feather, Thomas Bruno, ChangMin Chun, Clifford Hay