Patents Assigned to Coldwater Resins, Inc.
  • One pass polyurethane roll covering system and method
    Patent number: 6905734
    Abstract: A system and method is disclosed for applying polyurethane to a roll that is primarily used in the papermaking industry. One advantage of the present system and method is that the polyurethane may be applied to the roll in one pass of a traversing mechanism along the length of the roll while the roll rotates, thus significantly decreasing processing time of the roll.
    Type: Grant
    Filed: November 7, 2002
    Date of Patent: June 14, 2005
    Assignee: Coldwater Resins, Inc.
    Inventors: William David Withers, Thomas Cody Merrion, Charles Humbert Rhoads