Patents by Inventor Fabian Schildt

Fabian Schildt 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).

  • Purification of quartz powders by removal of microparticles of refractory materials
    Patent number: 11878937
    Abstract: Described is a process for the refinement of a quartz powder, comprising the step of separating microparticles of refractory minerals, in particular minerals containing rare earth metal compounds, from the quartz powder by an elutriation step.
    Type: Grant
    Filed: July 10, 2020
    Date of Patent: January 23, 2024
    Assignees: Heraeus Quarzglas GmbH & Co. KG, Heraeus Conamic UK Limited
    Inventors: Ian George Sayce, Michael Schindler, Fabian Schildt, Eduard Visnow
  • PURIFICATION OF QUARTZ POWDERS BY REMOVAL OF MICROPARTICLES OF REFRACTORY MATERIALS
    Publication number: 20210009461
    Abstract: Described is a process for the refinement of a quartz powder, comprising the step of separating microparticles of refractory minerals, in particular minerals containing rare earth metal compounds, from the quartz powder by an elutriation step.
    Type: Application
    Filed: July 10, 2020
    Publication date: January 14, 2021
    Applicants: Heraeus Quarzglas GmbH & Co. KG, Heraeus Conamic UK Limited
    Inventors: Ian George Sayce, Michael Schindler, Fabian Schildt, Eduard Visnow