Patents by Inventor Dieter Hellmig

Dieter Hellmig 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 solid-liquid extraction and extraction tower for carrying out the process
    Patent number: 5653815
    Abstract: In a process for solid-liquid extraction, in particular of sucrose from beet cossettes, countercurrent extraction in an extraction tower is employed. The tower juice is drawn off together with the small-sized solid constituents obtained in the process, such as sand, essentially exclusively via side screens.
    Type: Grant
    Filed: April 4, 1995
    Date of Patent: August 5, 1997
    Assignee: Braunschweigische Maschinenbauanstalt AG
    Inventors: Heinrich Hartmann, Dieter Hellmig, Siegfried Matusch, Guenter Pohner, Guenther Ross, Florian Sosnitza