Patents Assigned to Process Evaluation and Development Corp.
  • Fiber washer
    Patent number: 4635322
    Abstract: An improved fiber washer provides for a water recirculation technique which assists in moving the fibers through the washer and assists in the separation of heavy debris from the fibers.
    Type: Grant
    Filed: October 22, 1984
    Date of Patent: January 13, 1987
    Assignee: Process Evaluation and Development Corp.
    Inventors: Eduardo J. Villavicencio, Jorge E. Arana