Patents by Inventor Franz-Josef Stock

Franz-Josef Stock 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 REMOVING BUTENES FROM C4-HYDROCARBON STREAMS AND TWO-STAGE EVAPORATION
    Publication number: 20240059632
    Abstract: A process for removing butenes from C4-hydrocarbon streams containing butanes and butenes involves extractive distillation with a suitable solvent. The process also involves heat integration, which allows utilization of the heat of the solvent for heating and/or at least partly evaporating various streams.
    Type: Application
    Filed: January 21, 2022
    Publication date: February 22, 2024
    Applicant: Evonik Operations GmbH
    Inventors: Tanita Valèrie SIX, Armin Matthias Rix, Moritz Schröder, Stephan Peitz, Niklas Paul, Philip Lutze, Andreas Oldenkott, Franz-Josef Stock, Marius Tiesbohnenkamp