Patents by Inventor Peter Puppich

Peter Puppich 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).

  • Process and apparatus for the continuous drying of wood shavings, wood fibres or other bulk materials
    Patent number: 5237757
    Abstract: Drying bulk materials such as wood shavings or wood fibers by contacting the bulk materials with a circulating stream of hot vapor produced by the bulk material drying process, the hot vapor being produced by indirect heat exchange with combustion gas from a fuel-burning combustion chamber, and excess vapor as fuel whereby pollutants are burned before the vapor is discharged into the atmosphere.
    Type: Grant
    Filed: May 28, 1991
    Date of Patent: August 24, 1993
    Assignees: Korting Hannover AG, Bison-Werke Bahre & Greten
    Inventors: Uwe Wiedmann, Peter Puppich, Herbert Krichel, Holger Zierholz