Patents by Inventor Heinrich Stevermuer

Heinrich Stevermuer 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).

  • Coal processing settling machine
    Patent number: 4690753
    Abstract: In a discharge device for heavy matter discharge in settling machines for the processing of coal or other mineral raw materials by means of a bottom drain with variable opening cross-section actuated by a device for sensing the heavy matter layer, at least two bottom drains arranged one behind the other in flow direction are actuated simultaneously by a single sensing device.
    Type: Grant
    Filed: July 11, 1985
    Date of Patent: September 1, 1987
    Assignee: M.A.N. Maschinenfabrik Augsburg-Nurnberg Aktiengesellschaft
    Inventors: Alexander Lotz, Heinrich Stevermuer