Patents Assigned to The Institute of Paper Science and Technology
  • Method and apparatus for drying a fiber web at elevated ambient pressures
    Patent number: 5669159
    Abstract: A method and apparatus for drying a fiber web is provided by pressing the web, preferably by impulse drying and then introducing the web into a gas pressurized zone followed by reducing the pressure in the zone, the reduction preferably being effected with cooling of the fiber web.
    Type: Grant
    Filed: March 18, 1996
    Date of Patent: September 23, 1997
    Assignee: The Institute of Paper Science and Technology
    Inventors: David I. Orloff, Timothy Patterson, Isaak Rudman