Patents by Inventor Ludwig Kersternich

Ludwig Kersternich 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).

  • Coking drum
    Patent number: 7666280
    Abstract: Coking drum 3, 4, especially for the manufacture of petroleum coke, which has an approximately cylindrical basic body, at least one inlet and at least two outlets, wherein there is arranged as shut-off member (11) at least at one outlet and/or at the or one inlet, a bridging pipe slide valve having two shut-off plates 27, 28.
    Type: Grant
    Filed: January 18, 2007
    Date of Patent: February 23, 2010
    Assignee: Z&J Technologies GmbH
    Inventor: Ludwig Kersternich
  • Coking drum
    Publication number: 20050133358
    Abstract: Coking drum 3, 4, especially for the manufacture of petroleum coke, which has an approximately cylindrical basic body, at least one inlet and at least two outlets, wherein there is arranged as shut-off member (11) at least at one outlet and/or at the or one inlet, a bridging pipe slide valve having two shut-off plates 27, 28.
    Type: Application
    Filed: September 16, 2004
    Publication date: June 23, 2005
    Inventor: Ludwig Kersternich