Patents Assigned to Radiant Tube Systems Limited
  • Heating system
    Patent number: 4422573
    Abstract: The invention provides a complete heating system for large buildings in which waste process gas is circulated around a loop of duct which is above the space to be heated and radiates downwardly in said space. Purging and diluting air supplies into and from the duct are provided, and also separate input means for use when process gas is unavailable or unsuitable.
    Type: Grant
    Filed: December 18, 1981
    Date of Patent: December 27, 1983
    Assignee: Radiant Tube Systems Limited
    Inventor: Frederick R. Morgan