Patents by Inventor Christian Rahm

Christian Rahm 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).

  • Tapping pipe
    Patent number: 7556765
    Abstract: The present invention relates to a tapping pipe for a metallurgical melting vessel, such as a converter or an arc furnace.
    Type: Grant
    Filed: April 16, 2005
    Date of Patent: July 7, 2009
    Assignee: Refractory Intellectual Property GmbH & Co., KG
    Inventors: Oliver Zach, Michael Klikovich, Michael Berger, Christian Rahm
  • Tapping pipe
    Publication number: 20070164491
    Abstract: The present invention relates to a tapping pipe for a metallurgical melting vessel, such as a converter or an arc furnace.
    Type: Application
    Filed: April 16, 2005
    Publication date: July 19, 2007
    Applicant: REFRACTORY INTELLECTUAL PROPERTY GMBH & CO. KG
    Inventors: Oliver Zach, Michael Klikovich, Michael Berger, Christian Rahm