Patents by Inventor Peter Kokas

Peter Kokas 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).

  • Melting starting material in a cupola furnace
    Patent number: 8071013
    Abstract: The invention relates to operating a shaft furnace, in particular a cupola furnace, for melting starting material, wherein the shaft furnace is heated by combustion of a solid fuel and wherein an injection gas, which has an oxygen portion of more than 21%, is injected into the shaft furnace. The shaft furnace is heated by means of at least one burner, wherein a gaseous or liquid fuel and a gaseous oxidant, which encompasses an oxygen portion of more than 21%, is supplied to the burner.
    Type: Grant
    Filed: January 7, 2010
    Date of Patent: December 6, 2011
    Inventors: Thomas Niehoff, Peter Kokas
  • MELTING STARTING MATERIAL IN A CUPOLA FURNACE
    Publication number: 20100186552
    Abstract: The invention relates to operating a shaft furnace, in particular a cupola furnace, for melting starting material, wherein the shaft furnace is heated by combustion of a solid fuel and wherein an injection gas, which has an oxygen portion of more than 21%, is injected into the shaft furnace. The shaft furnace is heated by means of at least one burner, wherein a gaseous or liquid fuel and a gaseous oxidant, which encompasses an oxygen portion of more than 21%, is supplied to the burner.
    Type: Application
    Filed: January 7, 2010
    Publication date: July 29, 2010
    Inventors: Thomas NIEHOFF, Peter KOKAS