Patents Assigned to Hankison International
  • Variable evaporator control for a gas dryer
    Patent number: 6711906
    Abstract: A variable evaporator control system and method in a gas dryer for maximizing the cooling which can be accomplished for a given length heat exchanger by adjusting the evaporator refrigerant approach temperature responsive to changes in the gas load on the system. Pressure and/or temperature sensors positioned at particular locations in the system provide feedback for controlling adjustments in the approach temperature depending on the gas load.
    Type: Grant
    Filed: April 16, 2002
    Date of Patent: March 30, 2004
    Assignee: Hankison International
    Inventors: Brian W. Pritchard, Mark F. Honath, Timothy J. Fox