Patents by Inventor Rick Woolsey

Rick Woolsey has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 5038498
    Abstract: A bulk material dryer includes a cabinet with material inlet and outlet openings and air inlet and outlet openings. A conveying system is located in the cabinet for conveying the bulk material therethrough from the material inlet opening to the material outlet opening. An air handling system includes a supply duct subsystem communicating with the air inlet and a return duct subsystem communicating with the air outlet. A blower provides an airstream through the supply duct subsystem and draws air from the return duct subsystem for recirculation through a separator and a heater.
    Type: Grant
    Filed: June 4, 1990
    Date of Patent: August 13, 1991
    Inventor: Rick Woolsey