Patents by Inventor Alex HOEFTER

Alex HOEFTER 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).

  • PRESS ROLL
    Publication number: 20150083839
    Abstract: The invention relates to a press roll (1) for a roll press, in particular for comminuting highly abrasive materials, comprising a roll body (2). Hard bodies as exchangeable edge protection elements (5) are removably fixed to one or both roll edges of the roll body (2). The edge protection elements (5) are completely or partly made of a metal matrix composite (MMC) material.
    Type: Application
    Filed: March 6, 2013
    Publication date: March 26, 2015
    Inventors: Eggert DE WELDIGE, Andreas PACKEINSEN, Alex HOEFTER