Patents Assigned to L'Air Liquide Société Anonyme pour I'Etude et I'Exploitation des Procédés Georges Cloude
  • PREHEATING OXYGEN FOR INJECTION INTO BLAST FURNACES
    Publication number: 20140162205
    Abstract: A side stream of hot blast air is used to preheat oxygen at a heat exchanger. The resultant hot oxygen is injected into a tuyere of a blast furnace with pulverized or granular coal. The cooled side stream may be recombined with the hot blast air for injection into the tuyere, fed to the stove as part of the cold blast air, or fed to stove for combustion with blast furnace gas.
    Type: Application
    Filed: December 31, 2012
    Publication date: June 12, 2014
    Applicants: AMERICAN AIR LIQUIDE, INC., L'Air Liquide Société Anonyme pour I'Etude et I'Exploitation des Procédés Georges Cloude
    Inventors: Taekyu KANG, Remi Pierre TSIAVA