Patents by Inventor Greg Hardie

Greg Hardie 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).

  • Apparatus for injecting material into a vessel
    Patent number: 7687020
    Abstract: An apparatus for injecting particulate and/or gaseous material into a metallurgical vessel for performing a metallurgical process is disclosed. The apparatus comprises a duct and an annular duct tip at a forward end of the duct. The apparatus also comprises inner and outer cooling water flow passages configured such that out flowing water passing from the duct tip to a rear end of the duct must travel through a longer flow path than inflowing water passing from the rear end of the duct to the duct tip.
    Type: Grant
    Filed: December 14, 2007
    Date of Patent: March 30, 2010
    Assignee: Technological Resources Pty. Limited
    Inventor: Greg Hardie
  • APPARATUS FOR INJECTING MATERIAL INTO A VESSEL
    Publication number: 20080237945
    Abstract: An apparatus for injecting particulate and/or gaseous material into a metallurgical vessel for performing a metallurgical process is disclosed. The apparatus comprises a duct and an annular duct tip at a forward end of the duct. The apparatus also comprises inner and outer cooling water flow passages configured such that out flowing water passing from the duct tip to a rear end of the duct must travel through a longer flow path than inflowing water passing from the rear end of the duct to the duct tip.
    Type: Application
    Filed: December 14, 2007
    Publication date: October 2, 2008
    Inventor: Greg HARDIE