Patents by Inventor Michael R. Strefling

Michael R. Strefling 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: 4297091
    Abstract: Alfalfa pelletizing apparatus and method wherein pellets are formed in an open ended molding passage or aperture by compressing members entering both ends of the aperture to compress the alfalfa and to extract liquid content for discharge at a passage communicating with the mid portion of the primary mold aperture. The mold apertures are formed in a moving belt upon which the alfalfa is discharged. The pellets are expelled from the apertures after formation thereof and the forming apertures are then cleaned after release of the pellets.
    Type: Grant
    Filed: March 10, 1980
    Date of Patent: October 27, 1981
    Inventor: Michael R. Strefling