Patents by Inventor Manfred Groher

Manfred Groher 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 for overcoating granular materials
    Patent number: 4857359
    Abstract: A process for overcoating granules with overcoating material in a granulator by providing the inside surface of the granulator, before introduction of the granules, with a layer of the overcoating material in a thickness of 0.1 to 1 mm, maintaining a preset entrainment height of the granules during the granulation process, and adding the overcoating material in the flowing particle bed. The deposited layers are very uniform.
    Type: Grant
    Filed: February 10, 1988
    Date of Patent: August 15, 1989
    Assignee: Hobeg mbH
    Inventors: Manfred Groher, Werner Heit, Walter Schmittner, Wolfgang Warzawa