Patents by Inventor Heribert Wader

Heribert Wader 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).

  • Apparatus for the expansion of mineral matter, especially perlite and vermiculite
    Patent number: 4512736
    Abstract: Perlite and vermiculite are blown by injecting the particles, entrained in a carrier gas, through a burner at the bottom of a fluidized bed furnace, into the latter with, within and codirectionally with the flame to ensure uniformity of the product.
    Type: Grant
    Filed: December 17, 1982
    Date of Patent: April 23, 1985
    Assignee: Deutsche Perlite GmbH
    Inventor: Heribert Wader