Patents by Inventor Ernst Kainer

Ernst Kainer 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).

  • Preburning plant for burning solid fuel materials having a high ash contents
    Patent number: 4672899
    Abstract: The preburning plant for burning solid fuel materials having a high ash contents, particularly barks or cut wood chips, is comprised of a hearth (10) downwardly delimited by a grid (15), supplied with fuel material by a hopper (6). The hearth (10) communicates with the boiler (2) by a combustion channel (11). Inside the cladding (9) and above the combustion channel (11), a vertical axis ring (19) is arranged above the grid (15) for fuel material degassing purposes. The ring is rotatingly driven, preferably periodically, so that an endless screw (26) conveys the fuel material to the hearth (10).
    Type: Grant
    Filed: May 19, 1986
    Date of Patent: June 16, 1987
    Inventor: Ernst Kainer