Patents by Inventor Jan-Freidemann Plaul

Jan-Freidemann Plaul 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 and device for charging into a smelting unit
    Patent number: 8728384
    Abstract: A process and a device for charging a primary product for pig iron into a smelting unit are provided. According to the process and device, some of the primary product that has been formed by reducing oxidic iron carriers is stored in the hot state in a reservoir tank before being supplied into the storage device or charging device that is directly connected to the smelting unit.
    Type: Grant
    Filed: October 6, 2010
    Date of Patent: May 20, 2014
    Assignee: Siemens Vai Metals Technologies GmbH
    Inventors: Thomas Eder, Robert Millner, Jan-Freidemann Plaul, Norbert Rein, Andreas Scherney, Karl Zehetbauer
  • Process and Device for Charging Into a Smelting Unit
    Publication number: 20120279356
    Abstract: A process and a device for charging a primary product for pig iron into a smelting unit are provided. According to the process and device, some of the primary product that has been formed by reducing oxidic iron carriers is stored in the hot state in a reservoir tank before being supplied into the storage device or charging device that is directly connected to the smelting unit.
    Type: Application
    Filed: October 6, 2010
    Publication date: November 8, 2012
    Inventors: Thomas Eder, Robert Millner, Jan-Freidemann Plaul, Norbert Rein, Andreas Scherney, Karl Zehetbauer