Patents by Inventor Rainer Wennemar

Rainer Wennemar 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).

  • Down-draft fixed bed gasifier system and use thereof
    Patent number: 6112677
    Abstract: A down-draft gasification reactor has a solids storage chamber bordered from below by a grate and having an oxidation zone, a product gas collection region disposed beneath the grate, a product gas line for discharging out-gassed product gas from the product gas collection region, a slag-separation device disposed above the grate, and a discharge mechanism downstream of the grate for transporting the separated slag out of the reactor.
    Type: Grant
    Filed: September 4, 1998
    Date of Patent: September 5, 2000
    Assignee: SEVAR Entsorgungsanlagen GmbH
    Inventors: Walter Kuntschar, Werner Marzluf, Rudolf Porsch, Arno Siegenthaler, Rainer Wennemar