Patents by Inventor Gerd-Peter Blumer

Gerd-Peter Blumer 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 for anisotropic carbon production
    Patent number: 4379133
    Abstract: An improved process for treating coal tar pitch to form anisotropic carbon comprising treating coal tar pitch with picric acid, recovering the resulting picrates, decomposing the picrates and heating the resulting aromatic hydrocarbons to obtain anisotropic carbon in less time.
    Type: Grant
    Filed: June 19, 1981
    Date of Patent: April 5, 1983
    Assignee: Rutgerswerke Aktiengesellschaft
    Inventors: Maximilian Zander, Gerd-Peter Blumer, Gerd Collin, Herbert Glaser, Rolf Marrett