Patents by Inventor Richard J. Brelowski

Richard J. Brelowski 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).

  • Conditioned Quicklime for Injection to a Molten Bath of a Steel-Making Vessel
    Publication number: 20090013827
    Abstract: In a method of producing steel using a steel-making vessel, where lime is used as a flux material that is blown, from above, into a steel-making bath along with an oxygen stream, providing a flux material composition of calcium oxide having a particle size of less than 250 mesh, which contains a flow aid material that is a polymeric siloxane, in an amount of less than 0.5 percent by weight of the calcium oxide, and injecting the flux material composition through a lance along with oxygen into the steel-making bath contained in the steel-making vessel.
    Type: Application
    Filed: February 9, 2006
    Publication date: January 15, 2009
    Inventors: Larry D. Wolfe, Richard J. Brelowski