Patents by Inventor Christoph Jacob

Christoph Jacob 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).

  • Manufacture of environmentally friendly carbon-bonded refractory product in the cold mixing process
    Patent number: 7772145
    Abstract: The invention relates to a method for manufacturing carbon-bonded refractory products from refractory granulations and organic binder agents, wherein a powdery, graphitable coal-tar pitch with a benzo[a]pyrene content less than 500 mg/kg and a coking value of at least about 80% by weight according to DIN 51905 and a graphitable binder agent liquid at room temperature, with a coking value of at least about 15% by weight and a benzo[a]pyrene content less than 500 ppm according to DIN 51905, are used as organic binder agent, mixed with the remaining constituents, transferred to a mould body, then heat treated at a temperature of 150 to about 400° C.
    Type: Grant
    Filed: January 11, 2005
    Date of Patent: August 10, 2010
    Assignee: Rütgers Chemicals AG
    Inventors: Christos Aneziris, Winfried Lothar Boenigk, Dmitry Borzov, Christoph Jacob, Jens Stiegert, Dirk Schnitzler, Joachim Ulbricht